-
ABYSSOCHITONIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-LEPIDOPLEURIDA [Order]-LEPIDOPLEURINA [Suborder]
(Sea)
- 8 Sp, 1 Var, 2 Img
-
ABYSSOCHRYSIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ABYSSOCHRYSOIDEA [Superfamily]
(Sea)
- 12 Sp, 0 Var, 8 Img
-
ACANTHOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ACANTHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 263 Sp, 16 Var, 82 Img
-
ACANTHOCHITONIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-ACANTHOCHITONINA [Suborder]-CRYPTOPLACOIDEA [Superfamily]
(Sea)
- 176 Sp, 3 Var, 65 Img
-
ACANTHOCLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-BELOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 2 Img
-
ACANTHOMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-CAVIBELONIA [Order]
(Sea)
- 5 Sp, 0 Var, 1 Img
-
ACANTHONEMATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
ACAROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 16 Img
-
ACAVIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ACAVOIDEA [Superfamily]
(Land)
- 111 Sp, 20 Var, 109 Img
-
ACHATINELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ACHATINELLOIDEA [Superfamily]
(Land)
- 338 Sp, 241 Var, 208 Img
-
ACHATINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ACHATINOIDEA [Superfamily]
(Land)
- 254 Sp, 66 Var, 241 Img
-
ACICULIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-CYCLOPHOROIDEA [Superfamily]
(Land)
- 91 Sp, 7 Var, 54 Img
-
ACLEISTOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 20 Sp, 0 Var, 5 Img
-
ACLIDIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-VANIKOROIDEA [Superfamily]
(Sea)
- 88 Sp, 0 Var, 32 Img
-
ACMAEIDAE
GASTROPODA Taxon Tree: PATELLOGASTROPODA [Subclass]-LOTTIOIDEA [Superfamily]
(Sea)
- 59 Sp, 1 Var, 27 Img
-
ACOCHLIDIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-ACOCHLIDIACEA [Order]-ACOCHLIDIOIDEA [Superfamily]
(Freshwater)
- 7 Sp, 0 Var, 2 Img
-
ACRIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-ANCYLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 2 Img
-
ACROCANITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PRIONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 2 Img
-
ACROCHORDICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CERATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 24 Sp, 0 Var, 0 Img
-
ACROLOXIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-HYGROPHILA [Order]-ACROLOXOIDEA [Superfamily]
(Freshwater)
- 57 Sp, 0 Var, 7 Img
-
ACROREIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-SIPHONARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ACTEOCINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-BULLOIDEA [Superfamily]
(Sea)
- 116 Sp, 4 Var, 47 Img
-
ACTEONELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-ACTEONOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 36 Sp, 0 Var, 4 Img
-
ACTEONIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-ACTEONOIDEA [Superfamily]
(Sea)
- 259 Sp, 7 Var, 143 Img
-
ACTEONINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ACTEONINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 54 Sp, 1 Var, 20 Img
-
ACTINOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ACTINOCERIDA [Order]
(Sea)
(FOSSIL)
- 33 Sp, 0 Var, 12 Img
-
ACTINOCERIDA (unassigned)
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ACTINOCERIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
ACTINOCYCLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-DORIDOIDEA [Superfamily]
(Sea)
- 21 Sp, 0 Var, 13 Img
-
ACTINODONTIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-ACTINODONTIDA [Order]-ANODONTOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 3 Img
-
ACTINODONTOPHORIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-UNIONOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ACTINOSEPIIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SEPIIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ACUTICHITONIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 0 Img
-
ADDISONIIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-LEPETELLOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 2 Img
-
ADRIANITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-ADRIANITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 80 Sp, 0 Var, 3 Img
-
ADYGEITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TROPITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ADYGEYIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SPIRULIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
AEGIRIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-POLYCEROIDEA [Superfamily]
(Sea)
- 31 Sp, 1 Var, 21 Img
-
AEGOCRIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-PROTANCYLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 29 Sp, 0 Var, 7 Img
-
AENIGMOCONCHIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-CARDITIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
AEOLIDIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-AEOLIDIOIDEA [Superfamily]
(Sea)
- 133 Sp, 0 Var, 45 Img
-
AFGHANODESMATIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-AFGHANODESMATIDA [Order]-AFGHANODESMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
AGATHICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-AGATHICERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 31 Sp, 2 Var, 3 Img
-
AGLAJIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-PHILINOIDEA [Superfamily]
(Sea)
- 93 Sp, 2 Var, 58 Img
-
AGONIATITIDA (unassigned)
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
AGONIATITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-AGONIATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 41 Sp, 0 Var, 13 Img
-
AGRIOLIMACIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-LIMACOIDEA [Superfamily]
(Land)
- 138 Sp, 2 Var, 27 Img
-
AILLYIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-AILLYOIDEA [Superfamily]
(Land)
- 1 Sp, 0 Var, 1 Img
-
AIPOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-AIPOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
AITENGIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-ACOCHLIDIACEA [Order]-PARHEDYLOIDEA [Superfamily]
(Freshwater)
- 3 Sp, 0 Var, 2 Img
-
AKERIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-ANASPIDEA [Order]-AKEROIDEA [Superfamily]
(Sea)
- 12 Sp, 0 Var, 4 Img
-
AKIODORIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-ONCHIDORIDOIDEA [Superfamily]
(Sea)
- 10 Sp, 0 Var, 2 Img
-
AKTUBONAUTILIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 2 Img
-
ALACUPPIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-PHILINOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 0 Img
-
ALASTEGIIDAE
POLYPLACOPHORA Taxon Tree: PALEOLORICATA [Subclass]-SEPTEMCHITONIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 2 Img
-
ALATOCONCHIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-ALATOCONCHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
ALBANITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ALDANELLIDAE
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-PELAGIELLIFORMES [Order]-PELAGIELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 3 Img
-
ALLATHECIDAE
HYOLITHA Taxon Tree: ORTHOTHECIDA [Order]
(Sea)
(FOSSIL)
- 28 Sp, 0 Var, 0 Img
-
ALLODESMATIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MODIOMORPHIDA [Order]-CYCLOCONCHACEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
ALLOPOSIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-INCIRRATA [Suborder]-ARGONAUTOIDEA [Superfamily]
(Sea)
- 2 Sp, 0 Var, 1 Img
-
ALLOTRIOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ENDOCERIDA [Order]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 0 Img
-
ALTAICORNIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
AMALTHEIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-EODEROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 30 Sp, 3 Var, 28 Img
-
AMASTRIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-COCHLICOPOIDEA [Superfamily]
(Land)
- 325 Sp, 125 Var, 50 Img
-
AMATHINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PYRAMIDELLOIDEA [Superfamily]
(Sea)
- 60 Sp, 2 Var, 34 Img
-
AMBONYCHIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-AMBONYCHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 172 Sp, 0 Var, 18 Img
-
AMITIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
AMMONITIDA (unassigned)
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]
(Sea)
(FOSSIL)
- 56 Sp, 0 Var, 2 Img
-
AMMONOIDEA (unassigned)
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]
(Sea)
(FOSSIL)
- 121 Sp, 0 Var, 41 Img
-
AMNICOLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Freshwater)
- 160 Sp, 21 Var, 40 Img
-
AMNIGENIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-ACTINODONTIDA [Order]-AMNIGENIOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 3 Sp, 0 Var, 3 Img
-
AMPEZZANILDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-MATHILDOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 4 Img
-
AMPHIBOLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-HYGROPHILA [Order]-AMPHIBOLOIDEA [Superfamily]
(Sea)
- 18 Sp, 0 Var, 8 Img
-
AMPHIBULIMIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORTHALICOIDEA [Superfamily]
(Land)
- 122 Sp, 17 Var, 68 Img
-
AMPHIMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-CAVIBELONIA [Order]
(Sea)
- 28 Sp, 0 Var, 10 Img
-
AMPHITOMARIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-ARCHITECTONICOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 3 Img
-
AMPHITRETIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-INCIRRATA [Suborder]-OCTOPODOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 1 Img
-
AMPULLARIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-AMPULLARIOIDEA [Superfamily]
(Freshwater)
- 208 Sp, 35 Var, 127 Img
-
AMPULLINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CAMPANILOIDEA [Superfamily]
(Sea)
- 172 Sp, 6 Var, 75 Img
-
ANABATHRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Sea)
- 153 Sp, 15 Var, 66 Img
-
ANADENIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ARIONOIDEA [Superfamily]
(Land)
- 22 Sp, 0 Var, 4 Img
-
ANADONTELLIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-PROKOPIEVSKIOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
ANADROMIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-CLAUSILIOIDEA [Superfamily]
(Land)
(FOSSIL)
- 11 Sp, 0 Var, 10 Img
-
ANAHAMULINIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-TURRILITINA [Order]-HAMULINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 39 Sp, 0 Var, 20 Img
-
ANARCESTIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-ANARCESTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 23 Sp, 0 Var, 7 Img
-
ANASPIDEA (unassigned)
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-ANASPIDEA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ANASTOMOPSIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUNCTOIDEA [Superfamily]
(Land)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ANATINELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-MACTROIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
ANATOMIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SCISSURELLOIDEA [Superfamily]
(Sea)
- 88 Sp, 1 Var, 29 Img
-
ANCILLARIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-OLIVOIDEA [Superfamily]
(Sea)
- 356 Sp, 20 Var, 342 Img
-
ANCISTROBASIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]
(Sea)
- 13 Sp, 0 Var, 4 Img
-
ANCISTROCHEIRIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
ANCYLOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-ANCYLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 409 Sp, 39 Var, 34 Img
-
ANDERSSONOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-OTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 23 Sp, 0 Var, 0 Img
-
ANETSHELLIDAE
ROSTROCONCHIA Taxon Tree: ANETSHELLOIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
ANGARIIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-ANGARIOIDEA [Superfamily]
(Sea)
- 55 Sp, 4 Var, 33 Img
-
ANGUSTICORNIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
ANISOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-TURRILITINA [Order]-TURRILITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 35 Sp, 0 Var, 11 Img
-
ANNULICONCHIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-HETEROPECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 3 Img
-
ANOMALODESMATA (unassigned)
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ANOMALOSAEPIIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SEPIIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ANOMIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-ANOMIOIDEA [Superfamily]
(Sea)
- 136 Sp, 6 Var, 52 Img
-
ANOMPHALIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]
(Sea)
(FOSSIL)
- 69 Sp, 0 Var, 6 Img
-
ANOPTYCHIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-MATHILDOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 1 Img
-
ANOZYGIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ACTEONINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
ANTHRACOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-DIMORPHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 29 Sp, 0 Var, 11 Img
-
ANTHRACOPUPIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-DENDROPUPOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ANTHRACOSIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-ANTHRACOSIOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 36 Sp, 0 Var, 33 Img
-
ANTIJANIRIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-HETEROPECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
ANTILLOCAPRINIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-CAPRINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 1 Img
-
ANTIPLEURIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-ANTIPLEUROIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 2 Img
-
ANULIDENTALIIDAE
SCAPHOPODA Taxon Tree: DENTALIIDA [Order]
(Sea)
- 2 Sp, 0 Var, 1 Img
-
APLACOPHORA (unassigned)
APLACOPHORA
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
APLOCOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-DANUBITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
APLUSTRIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-ACTEONOIDEA [Superfamily]
(Sea)
- 15 Sp, 1 Var, 11 Img
-
APLYSIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-ANASPIDEA [Order]-APLYSIOIDEA [Superfamily]
(Sea)
- 116 Sp, 7 Var, 46 Img
-
APOCRINOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-DISCOSORIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
APORRHAIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
- 488 Sp, 11 Var, 290 Img
-
APSIDOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-BARRANDEOCERIDA [Order]
(Sea)
(FOSSIL)
- 18 Sp, 0 Var, 0 Img
-
AQABARELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]
(Sea)
- 2 Sp, 0 Var, 0 Img
-
ARAEONEMATIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 19 Sp, 0 Var, 2 Img
-
ARANUCIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-TRITONIOIDEA [Superfamily]
(Sea)
- 2 Sp, 0 Var, 0 Img
-
ARAXOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-OTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 65 Sp, 0 Var, 1 Img
-
ARCESTIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-ARCESTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 105 Sp, 0 Var, 4 Img
-
ARCHAEOCARDIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-CARDITIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ARCHAEOGASTROPODA (unassigned)
GASTROPODA Taxon Tree: ARCHAEOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 73 Sp, 0 Var, 8 Img
-
ARCHAEOPHIALIDAE
MONOPLACOPHORA Taxon Tree: TRYBLIDIIDA [Order]-KIRINGELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 1 Img
-
ARCHAEOPRAGIDAE
MONOPLACOPHORA Taxon Tree: ARCHINACELLIDA [Order]-ARCHINACELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ARCHAEOZONITIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-GASTRODONTOIDEA [Superfamily]
(Land)
(FOSSIL)
- 19 Sp, 0 Var, 0 Img
-
ARCHANODONTIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]
(Freshwater)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
ARCHIACOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
ARCHINACELLIDAE
MONOPLACOPHORA Taxon Tree: ARCHINACELLIDA [Order]-ARCHINACELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 52 Sp, 1 Var, 16 Img
-
ARCHITECTONICIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-ARCHITECTONICOIDEA [Superfamily]
(Sea)
- 302 Sp, 17 Var, 201 Img
-
ARCHITEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
ARCIDA (unassigned)
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-ARCIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
ARCIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-ARCIDA [Order]-ARCOIDEA [Superfamily]
(Sea)
- 786 Sp, 37 Var, 434 Img
-
ARCTICIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-ARCTICOIDEA [Superfamily]
(Sea)
- 101 Sp, 3 Var, 39 Img
-
ARCTOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 32 Sp, 0 Var, 4 Img
-
ARCTOSTREIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-OSTREOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 3 Img
-
ARENEIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-ANGARIOIDEA [Superfamily]
(Sea)
- 53 Sp, 0 Var, 34 Img
-
ARENIGOMYIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-PHOLADOMYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ARGNIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUPILLOIDEA [Superfamily]
(Land)
- 41 Sp, 9 Var, 24 Img
-
ARGONAUTIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-INCIRRATA [Suborder]-ARGONAUTOIDEA [Superfamily]
(Sea)
- 14 Sp, 3 Var, 13 Img
-
ARIETITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PSILOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 114 Sp, 1 Var, 28 Img
-
ARIOLIMACIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ARIONOIDEA [Superfamily]
(Land)
- 11 Sp, 1 Var, 5 Img
-
ARIONIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ARIONOIDEA [Superfamily]
(Land)
- 54 Sp, 1 Var, 25 Img
-
ARIONOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 5 Img
-
ARIOPHANTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICARIONOIDEA [Superfamily]
(Land)
- 605 Sp, 22 Var, 296 Img
-
ARMENOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
(FOSSIL)
- 33 Sp, 0 Var, 5 Img
-
ARMINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-ARMINOIDEA [Superfamily]
(Sea)
- 120 Sp, 1 Var, 29 Img
-
ARPADITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TRACHYCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ASCOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ASCOCERIDA [Order]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 5 Img
-
ASCOCERIDA (unassigned)
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ASCOCERIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ASPENITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-SAGECERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 1 Img
-
ASPERSPINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-ACOCHLIDIACEA [Order]-PARHEDYLOIDEA [Superfamily]
(Sea)
- 6 Sp, 0 Var, 2 Img
-
ASPIDOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 119 Sp, 2 Var, 38 Img
-
ASSIMINEIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Sea)
- 310 Sp, 18 Var, 99 Img
-
ASTARTIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-CARDITIDA [Order]-CRASSATELLOIDEA [Superfamily]
(Sea)
- 270 Sp, 14 Var, 106 Img
-
ASTIERICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-DOUVILLEICERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 2 Img
-
ATAPHRIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 48 Sp, 0 Var, 18 Img
-
ATAXIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 22 Sp, 0 Var, 6 Img
-
ATDABANITHIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ATELEASPIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ATHORACOPHORIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ATHORACOPHOROIDEA [Superfamily]
(Land)
- 33 Sp, 0 Var, 1 Img
-
ATLANTIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-PTEROTRACHEOIDEA [Superfamily]
(Sea)
- 35 Sp, 0 Var, 27 Img
-
ATLANTOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-AGONIATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
ATOMODESMATIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-INOCERAMOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 82 Sp, 0 Var, 0 Img
-
ATURIIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-ATURIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 36 Sp, 0 Var, 4 Img
-
AUGURITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-AMIMAGONIATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 1 Img
-
AULACOCERATIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-AULACOCERIDA [Order]
(Sea)
(FOSSIL)
- 19 Sp, 0 Var, 0 Img
-
AULACOCERIDA (unassigned)
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-AULACOCERIDA [Order]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
AULACOMYELLIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-POSIDONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 1 Var, 0 Img
-
AULACOSTEPHANIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 62 Sp, 1 Var, 9 Img
-
AULOCHITONIDAE
POLYPLACOPHORA Taxon Tree: PALEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
AUSTRALITEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-MYOPSIDA [Order]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
AUSTRALOTHECIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
AVICULOPECTINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-AVICULOPECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 166 Sp, 0 Var, 26 Img
-
BABINKIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-BABINKOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 2 Img
-
BABYLONIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-MURICOIDEA [Superfamily]
(Sea)
- 27 Sp, 6 Var, 30 Img
-
BACTRITIDAE
CEPHALOPODA Taxon Tree: BACTRITOIDEA [Subclass]-BACTRITIDA [Order]
(Sea)
(FOSSIL)
- 35 Sp, 0 Var, 2 Img
-
BACULITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-TURRILITINA [Order]-TURRILITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 79 Sp, 3 Var, 11 Img
-
BADIOTITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CERATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
BAIDIOSTRACIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-ACTINODONTIDA [Order]-ANODONTOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
BAJKALOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-INTEJOCERIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
BAKEVELLIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PTERIIDA [Order]-PTERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 119 Sp, 2 Var, 13 Img
-
BALATONITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CERATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 35 Sp, 0 Var, 2 Img
-
BALKOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-PLECTRONOCERIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
BALTOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 36 Sp, 0 Var, 5 Img
-
BALTODENTALIIDAE
SCAPHOPODA Taxon Tree: DENTALIIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
BARLEEIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-RISSOOIDEA [Superfamily]
(Sea)
- 109 Sp, 2 Var, 41 Img
-
BARRANDEOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-TARPHYCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
BARRANDOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-BARRANDEOCERIDA [Order]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 2 Img
-
BARREMITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-DESMOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 33 Sp, 0 Var, 12 Img
-
BASSLEROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]
(Sea)
(FOSSIL)
- 42 Sp, 0 Var, 0 Img
-
BASTEROTIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-CYAMIOIDEA [Superfamily]
(Sea)
- 54 Sp, 1 Var, 25 Img
-
BATHMOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
BATHYDORIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-BATHYDORIDOIDEA [Superfamily]
(Sea)
- 8 Sp, 0 Var, 1 Img
-
BATHYHEDYLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-ACOCHLIDIACEA [Order]-ACOCHLIDIOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 0 Img
-
BATHYPHYTOPHILIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-LEPETELLOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 1 Img
-
BATHYPOLYPODIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-INCIRRATA [Suborder]-OCTOPODOIDEA [Superfamily]
(Sea)
- 7 Sp, 1 Var, 3 Img
-
BATHYSCIADIIDAE
GASTROPODA Taxon Tree: COCCULINIFORMIA [Subclass]-COCCULINOIDEA [Superfamily]
(Sea)
- 8 Sp, 0 Var, 1 Img
-
BATHYSPINULIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULANIDA [Order]-NUCULANOIDEA [Superfamily]
(Sea)
- 21 Sp, 0 Var, 6 Img
-
BATHYTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-TEUTHIDA [Order]-BATHYTEUTHOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 2 Img
-
BATILLARIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
- 79 Sp, 9 Var, 63 Img
-
BATOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
BEICHUANIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MEGALODONTIDA [Order]-MECYNODONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
BELEMNITELLIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 52 Sp, 0 Var, 27 Img
-
BELEMNITIDA (unassigned)
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 23 Sp, 0 Var, 13 Img
-
BELEMNOPSEIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 12 Sp, 1 Var, 6 Img
-
BELEMNOSEIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SPIRULIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
BELEMNOTEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNOIDEA [Superorder]-PHRAGMOTEUTHIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
BELEMNOTEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-PHRAGMOTEUTHIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
BELLEROPHINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-PTEROTRACHEOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
BELLEROPHONTIDA (unassigned)
GASTROPODA Taxon Tree: AMPHIGASTROPODA [Subclass]-BELLEROPHONTIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
BELLEROPHONTIDAE
GASTROPODA Taxon Tree: AMPHIGASTROPODA [Subclass]-BELLEROPHONTIDA [Order]-BELLEROPHONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 294 Sp, 2 Var, 26 Img
-
BELLOLIVIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-OLIVOIDEA [Superfamily]
(Sea)
- 0 Sp, 0 Var, 0 Img
-
BELOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-BELOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 21 Sp, 0 Var, 2 Img
-
BELOMITRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-BUCCINOIDEA [Superfamily]
(Sea)
- 34 Sp, 4 Var, 27 Img
-
BELOPTERIIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SPIRULIDA [Order]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 5 Img
-
BELOSAEPIIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SEPIIDA [Order]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 5 Img
-
BELOTEUTHIDAE
CEPHALOPODA Taxon Tree: MESOTEUTHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
BENECKEIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-SAGECERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
BENTHOBIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-OLIVOIDEA [Superfamily]
(Sea)
- 19 Sp, 0 Var, 11 Img
-
BERENDINELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-TRIPHOROIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
BERKHOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-DIMORPHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
BEYRICHITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CERATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 114 Sp, 0 Var, 7 Img
-
BILOCLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-BILOCLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 1 Img
-
BINNEYIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ARIONOIDEA [Superfamily]
(Land)
- 9 Sp, 0 Var, 4 Img
-
BINNEYITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-HAPLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 1 Img
-
BISATOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-THALASSOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 0 Img
-
BITHYNIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Freshwater)
- 258 Sp, 23 Var, 90 Img
-
BIVALVIA INCERTAE SEDIS
BIVALVIA
(Sea)
(FOSSIL)
- 29 Sp, 0 Var, 11 Img
-
BOCHIANITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-BOCHIANITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 38 Sp, 1 Var, 5 Img
-
BOETTGERILLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-LIMACOIDEA [Superfamily]
(Land)
- 2 Sp, 0 Var, 2 Img
-
BOGOSLOVSKYIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-PALLIOCERIDA [Order]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 0 Img
-
BOHAISPIRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-LITTORINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 18 Sp, 0 Var, 0 Img
-
BOLETZKYIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-BOLETZKYIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
BOLITAENIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-INCIRRATA [Suborder]-OCTOPODOIDEA [Superfamily]
(Sea)
- 7 Sp, 1 Var, 2 Img
-
BORNELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-TRITONIOIDEA [Superfamily]
(Sea)
- 11 Sp, 0 Var, 10 Img
-
BORSONIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 454 Sp, 21 Var, 294 Img
-
BOSELLIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]-PLAKOBRANCHACEA [Suborder]-PLAKOBRANCHOIDEA [Superfamily]
(Sea)
- 5 Sp, 0 Var, 1 Img
-
BOTHRIEMBRYONTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORTHALICOIDEA [Superfamily]
(Land)
- 138 Sp, 58 Var, 163 Img
-
BOUCHETISPIRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
BRACHIOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 8 Sp, 0 Var, 2 Img
-
BRACHYCYCLOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-DISSIDOCERIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
BRACHYTREMATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 26 Sp, 0 Var, 14 Img
-
BRADYBAENIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICOIDEA [Superfamily]
(Land)
- 630 Sp, 321 Var, 600 Img
-
BRANCOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ACANTHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 190 Sp, 1 Var, 28 Img
-
BRANSONIIDAE
ROSTROCONCHIA Taxon Tree: CONOCARDIIDA [Order]-CONOCARDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 54 Sp, 1 Var, 12 Img
-
BREVICOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 4 Img
-
BUCANELLIDAE
GASTROPODA Taxon Tree: AMPHIGASTROPODA [Subclass]-BELLEROPHONTIDA [Order]-BELLEROPHONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 0 Img
-
BUCANIIDAE
GASTROPODA Taxon Tree: AMPHIGASTROPODA [Subclass]-BELLEROPHONTIDA [Order]-BELLEROPHONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 183 Sp, 2 Var, 20 Img
-
BUCCINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-BUCCINOIDEA [Superfamily]
(Sea)
- 1729 Sp, 205 Var, 1180 Img
-
BUCHIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-BUCHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 19 Sp, 1 Var, 4 Img
-
BUCHIOLIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-PRAECARDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
BUCHOTRIGONIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-MYOPHORELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 1 Img
-
BULIMULIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORTHALICOIDEA [Superfamily]
(Land)
- 1059 Sp, 249 Var, 713 Img
-
BULLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-BULLOIDEA [Superfamily]
(Sea)
- 42 Sp, 8 Var, 27 Img
-
BULLINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-ACTEONOIDEA [Superfamily]
(Sea)
- 30 Sp, 2 Var, 19 Img
-
BURMESIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-THRACIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
BURSIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TONNOIDEA [Superfamily]
(Sea)
- 67 Sp, 29 Var, 88 Img
-
BUSYCONIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-BUCCINOIDEA [Superfamily]
(Sea)
- 105 Sp, 7 Var, 97 Img
-
BYRRANGOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
BYTHINELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Freshwater)
- 174 Sp, 15 Var, 73 Img
-
CADLINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-DORIDOIDEA [Superfamily]
(Sea)
- 47 Sp, 0 Var, 23 Img
-
CADOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 48 Sp, 0 Var, 11 Img
-
CAECIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Sea)
- 298 Sp, 6 Var, 163 Img
-
CAENOGASTROPODA (unassigned)
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 13 Sp, 1 Var, 2 Img
-
CALIPHYLLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]-PLAKOBRANCHACEA [Suborder]-LIMAPONTIOIDEA [Superfamily]
(Sea)
- 27 Sp, 0 Var, 15 Img
-
CALLIODENTALIIDAE
SCAPHOPODA Taxon Tree: DENTALIIDA [Order]
(Sea)
- 4 Sp, 0 Var, 2 Img
-
CALLIOSTOMATIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
- 580 Sp, 28 Var, 448 Img
-
CALLIOTROPIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]
(Sea)
- 186 Sp, 4 Var, 117 Img
-
CALLISTOPLACIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-CHITONINA [Suborder]-CHITONOIDEA [Superfamily]
(Sea)
- 56 Sp, 12 Var, 26 Img
-
CALLOCHITONIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-CHITONINA [Suborder]-CHITONOIDEA [Superfamily]
(Sea)
- 48 Sp, 2 Var, 22 Img
-
CALMIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-FIONOIDEA [Superfamily]
(Sea)
- 2 Sp, 0 Var, 2 Img
-
CALOPIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 0 Img
-
CALYCIDORIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-ONCHIDORIDOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
CALYPTOPTOMATIDA (unassigned)
HYOLITHA Taxon Tree: CALYPTOPTOMATIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
CALYPTRAEIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-CALYPTRAEOIDEA [Superfamily]
(Sea)
- 252 Sp, 11 Var, 169 Img
-
CAMAENIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-CAMAENOIDEA [Superfamily]
(Land)
- 1465 Sp, 270 Var, 1069 Img
-
CAMBRIDIIDAE
STENOTHECOIDA Taxon Tree: CAMBRIDIOIDA [Order]
(Sea)
(FOSSIL)
- 21 Sp, 0 Var, 1 Img
-
CAMBROSCLERITIDA (unassigned)
MOLLUSCA INCERTAE SEDIS Taxon Tree: CAMBROSCLERITIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
CAMEROTHECIDAE
HYOLITHA Taxon Tree: CAMEROTHECIDA [Order]-CAMEROTHECINA [Suborder]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 2 Img
-
CAMPANILIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CAMPANILOIDEA [Superfamily]
(Sea)
- 14 Sp, 1 Var, 11 Img
-
CAMYIDAE
BIVALVIA Taxon Tree: FORDILLIDA [Order]-FORDILLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
CANARIELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICOIDEA [Superfamily]
(Land)
- 21 Sp, 1 Var, 13 Img
-
CANCELLARIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CANCELLARIOIDEA [Superfamily]
(Sea)
- 822 Sp, 28 Var, 503 Img
-
CANTERBURYELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
CAPRINIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-CAPRINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 18 Sp, 0 Var, 6 Img
-
CAPRINULIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-RADIOLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 6 Img
-
CAPRINULOIDEIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-CAPRINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 17 Sp, 0 Var, 3 Img
-
CAPROTINIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-RADIOLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 4 Img
-
CAPULIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-CAPULOIDEA [Superfamily]
(Sea)
- 170 Sp, 6 Var, 98 Img
-
CARBACTINOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ACTINOCERIDA [Order]
(Sea)
(FOSSIL)
- 21 Sp, 0 Var, 4 Img
-
CARCASSONNELLIDAE
MONOPLACOPHORA Taxon Tree: CYRTONELLIDA [Order]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 0 Img
-
CARDIIDA (unassigned)
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-CARDIIDA [Order]
(Sea)
(FOSSIL)
- 103 Sp, 0 Var, 2 Img
-
CARDIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-CARDIOIDEA [Superfamily]
(Sea)
- 788 Sp, 70 Var, 467 Img
-
CARDILIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-MACTROIDEA [Superfamily]
(Sea)
- 7 Sp, 0 Var, 2 Img
-
CARDINIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-CARDITIDA [Order]-CARDITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 34 Sp, 0 Var, 11 Img
-
CARDIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 57 Sp, 6 Var, 41 Img
-
CARDIOLARIIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULIDA [Order]-NUCULOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 6 Img
-
CARDIOLIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-CARDIOLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 34 Sp, 1 Var, 13 Img
-
CARDIOLITHIDAE
HYOLITHA Taxon Tree: SULCAVITIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
CARDITIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-CARDITIDA [Order]-CARDITOIDEA [Superfamily]
(Sea)
- 576 Sp, 32 Var, 239 Img
-
CARINARIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-PTEROTRACHEOIDEA [Superfamily]
(Sea)
- 13 Sp, 2 Var, 10 Img
-
CARINOCLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-CYRTOCLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 1 Img
-
CARINOLITHIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
CARINOPELTIDAE
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-HELCIONELLIFORMES [Order]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 5 Img
-
CARNITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-PINACOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
CARYDIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MODIOMORPHIDA [Order]-CYCLOCONCHACEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
CARYODIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ACAVOIDEA [Superfamily]
(Land)
- 18 Sp, 4 Var, 14 Img
-
CASSIANAXIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-ARCHITECTONICOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
CASSIANEBALIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-STREPTACIDOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 2 Img
-
CASSIANELLIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PTERIIDA [Order]-PTERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 0 Img
-
CASSIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TONNOIDEA [Superfamily]
(Sea)
- 239 Sp, 47 Var, 212 Img
-
CASSIOPIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 10 Img
-
CATAEGIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]
(Sea)
- 11 Sp, 0 Var, 4 Img
-
CATAMARCAIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-ARCIDA [Order]-ARCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
CATANTOSTOMATIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
CAVOLINIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-THECOSOMATA [Order]-CAVOLINIOIDEA [Superfamily]
(Sea)
- 66 Sp, 14 Var, 50 Img
-
CAYMANABYSSIIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-LEPETELLOIDEA [Superfamily]
(Sea)
- 5 Sp, 0 Var, 3 Img
-
CELTITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-TURRILITINA [Order]-TROPITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
CENOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
(FOSSIL)
- 103 Sp, 0 Var, 7 Img
-
CENTROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 4 Img
-
CEPHALASPIDA (unassigned)
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 1 Img
-
CEPHALASPIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]
(Sea)
(FOSSIL)
- 24 Sp, 0 Var, 2 Img
-
CEPHALOPODA (unassigned)
CEPHALOPODA
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 1 Img
-
CEPOLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICOIDEA [Superfamily]
(Land)
- 109 Sp, 20 Var, 43 Img
-
CERASTUIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ENOIDEA [Superfamily]
(Land)
- 84 Sp, 3 Var, 57 Img
-
CERATITIDA (unassigned)
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]
(Sea)
(FOSSIL)
- 23 Sp, 0 Var, 0 Img
-
CERATITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CERATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 90 Sp, 2 Var, 11 Img
-
CERATOCONIDAE
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-HELCIONELLIFORMES [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
CERATOMYIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MYIDA [Order]-PLEUROMYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 30 Sp, 0 Var, 10 Img
-
CERATOMYOPSIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MEGALODONTIDA [Order]-MEGALODONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 2 Img
-
CERATOTHECIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]-HYOLITHINA [Suborder]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
CERIONIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORTHALICOIDEA [Superfamily]
(Land)
- 449 Sp, 95 Var, 433 Img
-
CERITELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-NERINEOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 31 Sp, 2 Var, 18 Img
-
CERITHIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
- 700 Sp, 122 Var, 457 Img
-
CERITHIOIDEA (unassigned)
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 2 Img
-
CERITHIOPSIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-TRIPHOROIDEA [Superfamily]
(Sea)
- 888 Sp, 6 Var, 494 Img
-
CETOCONCHIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-POROMYOIDEA [Superfamily]
(Sea)
- 22 Sp, 0 Var, 8 Img
-
CHAENOCARDIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-CHAENOCARDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
CHAETODERMATIDAE
CAUDOFOVEATA Taxon Tree: CAUDOFOVEATA [Subclass]-CHAETODERMATIDA [Order]
(Sea)
- 85 Sp, 0 Var, 15 Img
-
CHAETOPLEURIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-CHITONINA [Suborder]-CHITONOIDEA [Superfamily]
(Sea)
- 39 Sp, 4 Var, 23 Img
-
CHAMIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-CHAMOIDEA [Superfamily]
(Sea)
- 122 Sp, 14 Var, 100 Img
-
CHARCOTIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]
(Sea)
- 5 Sp, 0 Var, 3 Img
-
CHAROPIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUNCTOIDEA [Superfamily]
(Land)
- 600 Sp, 9 Var, 233 Img
-
CHEENEETNUKIIDAE
GASTROPODA Taxon Tree: ORTHOGASTROPODA [Subclass]-MURCHISONIINA [Order]-MURCHISONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 1 Var, 1 Img
-
CHEILOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PRIONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 69 Sp, 2 Var, 16 Img
-
CHIHLIOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ENDOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
CHILINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-HYGROPHILA [Order]-CHILINOIDEA [Superfamily]
(Freshwater)
- 60 Sp, 7 Var, 29 Img
-
CHILODONTIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]
(Sea)
- 182 Sp, 2 Var, 110 Img
-
CHIROTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 24 Sp, 2 Var, 3 Img
-
CHITINOTEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-AULACOCERIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
CHITONIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-CHITONINA [Suborder]-CHITONOIDEA [Superfamily]
(Sea)
- 208 Sp, 8 Var, 109 Img
-
CHLAMYDEPHORIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-RHYTIDOIDEA [Superfamily]
(Land)
- 8 Sp, 0 Var, 2 Img
-
CHOANOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
CHONDRINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-CHONDRINOIDEA [Superfamily]
(Land)
- 93 Sp, 68 Var, 101 Img
-
CHONDRODONTIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PLICATULOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 3 Img
-
CHORIPLACIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-ACANTHOCHITONINA [Suborder]-CRYPTOPLACOIDEA [Superfamily]
(Sea)
- 2 Sp, 0 Var, 1 Img
-
CHORISTOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CHORISTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 0 Img
-
CHRISTIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-SCHISTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
CHROMODORIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-DORIDOIDEA [Superfamily]
(Sea)
- 402 Sp, 7 Var, 281 Img
-
CHRONIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-GASTRODONTOIDEA [Superfamily]
(Land)
- 98 Sp, 13 Var, 53 Img
-
CHTENOPTERYGIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-TEUTHIDA [Order]-BATHYTEUTHOIDEA [Superfamily]
(Sea)
- 4 Sp, 0 Var, 1 Img
-
CHUCHLINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-PERUNELOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
CIMIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-HETEROSTROPHA [Infraclass]
(Sea)
- 21 Sp, 0 Var, 10 Img
-
CINGULOPSIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-CINGULOPSOIDEA [Superfamily]
(Sea)
- 73 Sp, 3 Var, 14 Img
-
CIRCOTHECIDAE
HYOLITHA Taxon Tree: ORTHOTHECIDA [Order]
(Sea)
(FOSSIL)
- 51 Sp, 0 Var, 0 Img
-
CIRRIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PORCELLIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 19 Sp, 0 Var, 5 Img
-
CIRROCTOPODIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-CIRRATA [Suborder]
(Sea)
- 4 Sp, 0 Var, 1 Img
-
CIRROTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-CIRRATA [Suborder]
(Sea)
- 8 Sp, 0 Var, 4 Img
-
CLADISCITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-ARCESTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 45 Sp, 0 Var, 3 Img
-
CLARAIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PTERINOPECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
CLATHURELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 393 Sp, 20 Var, 214 Img
-
CLAUSILIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-CLAUSILIOIDEA [Superfamily]
(Land)
- 1602 Sp, 1318 Var, 1671 Img
-
CLAVAGELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-CLAVAGELLOIDEA [Superfamily]
(Sea)
- 32 Sp, 0 Var, 14 Img
-
CLAVATULIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 328 Sp, 41 Var, 241 Img
-
CLEIDOTHAERIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-MYOCHAMOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 1 Img
-
CLENCHIELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Freshwater)
- 13 Sp, 0 Var, 13 Img
-
CLIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-THECOSOMATA [Order]-CAVOLINIOIDEA [Superfamily]
(Sea)
- 18 Sp, 3 Var, 13 Img
-
CLINOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 3 Img
-
CLINOPISTHIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-SOLEMYIDA [Order]-SOLEMYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 2 Img
-
CLIONIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-GYMNOSOMATA [Order]-CLIONOIDEA [Superfamily]
(Sea)
- 22 Sp, 6 Var, 22 Img
-
CLIONITITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CLYDONITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 0 Img
-
CLIOPSIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-GYMNOSOMATA [Order]-CLIONOIDEA [Superfamily]
(Sea)
- 4 Sp, 1 Var, 5 Img
-
CLISOSPIRIDAE
MOLLUSCA INCERTAE SEDIS Taxon Tree: MIMOSPIRIDA [Order]-CLISOSPIROIDEA [Superfamily]
(Sea)
(FOSSIL)
- 37 Sp, 0 Var, 1 Img
-
CLISTOCONCHIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-THRACIOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
CLYDONAUTILIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-CLYDONAUTILOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 26 Sp, 0 Var, 0 Img
-
CLYDONICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 1 Var, 5 Img
-
CLYDONITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CLYDONITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
CLYMENIIDA (unassigned)
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
CLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-CLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 3 Img
-
CLYPEOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
COCCULINELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-LEPETELLOIDEA [Superfamily]
(Sea)
- 4 Sp, 0 Var, 4 Img
-
COCCULINIDAE
GASTROPODA Taxon Tree: COCCULINIFORMIA [Subclass]-COCCULINOIDEA [Superfamily]
(Sea)
- 70 Sp, 1 Var, 27 Img
-
COCHLESPIRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 83 Sp, 14 Var, 62 Img
-
COCHLICELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICOIDEA [Superfamily]
(Land)
- 31 Sp, 3 Var, 21 Img
-
COCHLICOPIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-COCHLICOPOIDEA [Superfamily]
(Land)
- 58 Sp, 2 Var, 22 Img
-
COCHLIOPIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Freshwater)
- 343 Sp, 9 Var, 68 Img
-
COCHLOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CHORISTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
COCHLOSTOMATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-CYCLOPHOROIDEA [Superfamily]
(Land)
- 84 Sp, 64 Var, 102 Img
-
CODONOCHEILIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
COELOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-EODEROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 36 Sp, 1 Var, 5 Img
-
COELOCIONTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORTHALICOIDEA [Superfamily]
(Land)
- 2 Sp, 0 Var, 1 Img
-
COELODISCIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
COELOSTYLINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 141 Sp, 0 Var, 3 Img
-
COILOPOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ACANTHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 7 Img
-
COLEOIDEA (unassigned)
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
COLEOLIDAE
TENTACULITA Taxon Tree: COLEOLIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
COLINATYDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-DIAPHANOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
COLLIGNONICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ACANTHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 143 Sp, 2 Var, 29 Img
-
COLLONIIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PHASIANELLOIDEA [Superfamily]
(Sea)
- 213 Sp, 4 Var, 122 Img
-
COLOMBELLINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 40 Sp, 0 Var, 24 Img
-
COLPODASPIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-PHILINOIDEA [Superfamily]
(Sea)
- 4 Sp, 0 Var, 2 Img
-
COLPOMYIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-COLPOMYIDA [Order]-COLPOMYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
COLUBRARIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-BUCCINOIDEA [Superfamily]
(Sea)
- 80 Sp, 5 Var, 59 Img
-
COLUMBELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-BUCCINOIDEA [Superfamily]
(Sea)
- 1062 Sp, 45 Var, 654 Img
-
COLUMBITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-DINARITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 58 Sp, 0 Var, 1 Img
-
CONDYLOCARDIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-CARDITIDA [Order]-CARDITOIDEA [Superfamily]
(Sea)
- 174 Sp, 0 Var, 41 Img
-
CONGERIOMORPHIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MEGALODONTIDA [Order]-MECYNODONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
CONIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 1569 Sp, 118 Var, 1195 Img
-
CONOCARDIIDAE
ROSTROCONCHIA Taxon Tree: CONOCARDIIDA [Order]-CONOCARDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 68 Sp, 0 Var, 20 Img
-
CONOIDEA (unassigned)
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 55 Sp, 0 Var, 7 Img
-
CONORBIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 17 Sp, 0 Var, 12 Img
-
CORAMBIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-ONCHIDORIDOIDEA [Superfamily]
(Sea)
- 12 Sp, 0 Var, 4 Img
-
CORBULIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MYIDA [Order]-MYOIDEA [Superfamily]
(Sea)
- 364 Sp, 22 Var, 165 Img
-
COREOSPIRIDAE
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-HELCIONELLIFORMES [Order]-HELCIONELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 26 Sp, 0 Var, 5 Img
-
CORILLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PLECTOPYLOIDEA [Superfamily]
(Land)
- 14 Sp, 2 Var, 14 Img
-
CORNIROSTRIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-HETEROSTROPHA [Infraclass]-VALVATOIDEA [Superfamily]
(Sea)
- 24 Sp, 0 Var, 14 Img
-
CORNULITIDAE
TENTACULITA Taxon Tree: CORNULITIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
CORTINELLIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
COSTACLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-GONIOCLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 1 Var, 2 Img
-
COSTASIELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]-PLAKOBRANCHACEA [Suborder]-LIMAPONTIOIDEA [Superfamily]
(Sea)
- 18 Sp, 0 Var, 8 Img
-
COSTATORIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
COSTELLARIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-TURBINELLOIDEA [Superfamily]
(Sea)
- 585 Sp, 40 Var, 580 Img
-
COXICONCHIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-BABINKOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
CRANCHIIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 41 Sp, 0 Var, 13 Img
-
CRASPEDOPOMATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-CYCLOPHOROIDEA [Superfamily]
(Land)
- 13 Sp, 0 Var, 7 Img
-
CRASPEDOSTOMATIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]
(Sea)
(FOSSIL)
- 26 Sp, 1 Var, 0 Img
-
CRASSATELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-CARDITIDA [Order]-CRASSATELLOIDEA [Superfamily]
(Sea)
- 289 Sp, 7 Var, 134 Img
-
CRASSATELLOPSIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-ACTINODONTIDA [Order]-ORIOCRASSATELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 1 Var, 1 Img
-
CRASSILINIDAE
TENTACULITA Taxon Tree: DACRYOCONARIDA [Subclass]-NOWAKIIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
CRASSIMARGINATIDAE
GASTROPODA Taxon Tree: ORTHOGASTROPODA [Subclass]-MURCHISONIINA [Order]-LOXONEMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
CRASSITUDOCHITONIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
CRAVENOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-NEOGLYPHIOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 50 Sp, 0 Var, 10 Img
-
CRESEIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-THECOSOMATA [Order]-CAVOLINIOIDEA [Superfamily]
(Sea)
- 16 Sp, 3 Var, 8 Img
-
CRESTJAHITIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 0 Img
-
CRIOCERATITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-ANCYLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 138 Sp, 3 Var, 27 Img
-
CROSSEOLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]
(Sea)
- 45 Sp, 0 Var, 9 Img
-
CRYPTAULACIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 69 Sp, 1 Var, 26 Img
-
CRYPTOPLACIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-ACANTHOCHITONINA [Suborder]-CRYPTOPLACOIDEA [Superfamily]
(Sea)
- 20 Sp, 0 Var, 8 Img
-
CTENODONTIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-SOLEMYIDA [Order]-SOLEMYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 79 Sp, 0 Var, 29 Img
-
CUCULLAEIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-ARCIDA [Order]-ARCOIDEA [Superfamily]
(Sea)
- 101 Sp, 0 Var, 31 Img
-
CUSPIDARIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-CUSPIDARIOIDEA [Superfamily]
(Sea)
- 304 Sp, 4 Var, 144 Img
-
CUTHONELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-FIONOIDEA [Superfamily]
(Sea)
- 10 Sp, 0 Var, 2 Img
-
CUVIERINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-THECOSOMATA [Order]-CAVOLINIOIDEA [Superfamily]
(Sea)
- 18 Sp, 0 Var, 7 Img
-
CYAMIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-CYAMIOIDEA [Superfamily]
(Sea)
- 52 Sp, 0 Var, 10 Img
-
CYCLOCELTITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CHORISTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
CYCLOCHLAMYDIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PECTINOIDEA [Superfamily]
(Sea)
- 31 Sp, 0 Var, 13 Img
-
CYCLOCONCHIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-ACTINODONTIDA [Order]-ANODONTOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 5 Img
-
CYCLOLOBIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-CYCLOLOBOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 53 Sp, 0 Var, 1 Img
-
CYCLOPHORIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-CYCLOPHOROIDEA [Superfamily]
(Land)
- 673 Sp, 63 Var, 371 Img
-
CYCLOSTOMICERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 0 Img
-
CYCLOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 4 Sp, 0 Var, 2 Img
-
CYLICHNIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-DIAPHANOIDEA [Superfamily]
(Sea)
- 211 Sp, 5 Var, 86 Img
-
CYLINDROBULLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]-OXYNOACEA [Suborder]-CYLINDROBULLOIDEA [Superfamily]
(Sea)
- 7 Sp, 0 Var, 2 Img
-
CYLINDROBULLINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-ACTEONOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 45 Sp, 0 Var, 14 Img
-
CYLINDROTEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 1 Img
-
CYMACLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-CYRTOCLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 61 Sp, 0 Var, 9 Img
-
CYMATOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-NAUTILITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 72 Sp, 0 Var, 3 Img
-
CYMBITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PSILOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
CYMBULIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-THECOSOMATA [Order]-CYMBULIOIDEA [Superfamily]
(Sea)
- 11 Sp, 0 Var, 8 Img
-
CYPRAEIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-CYPRAEOIDEA [Superfamily]
(Sea)
- 637 Sp, 444 Var, 806 Img
-
CYPRICARDINIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MODIOMORPHIDA [Order]-MODIOMORPHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 17 Sp, 0 Var, 8 Img
-
CYRENIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-CYRENOIDEA [Superfamily]
(Freshwater)
- 233 Sp, 4 Var, 120 Img
-
CYRENOIDIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-CYRENOIDOIDEA [Superfamily]
(Sea)
- 7 Sp, 0 Var, 1 Img
-
CYRTENDOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ENDOCERIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
CYRTOCERINIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
CYRTOCLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-CYRTOCLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 66 Sp, 2 Var, 4 Img
-
CYRTODONTIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-CYRTODONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 152 Sp, 2 Var, 55 Img
-
CYRTOGOMPHOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-DISCOSORIDA [Order]
(Sea)
(FOSSIL)
- 34 Sp, 0 Var, 6 Img
-
CYRTOLITIDAE
MONOPLACOPHORA Taxon Tree: CYRTONELLIDA [Order]
(Sea)
(FOSSIL)
- 57 Sp, 3 Var, 8 Img
-
CYRTONELLIDA (unassigned)
MONOPLACOPHORA Taxon Tree: CYRTONELLIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
CYRTONELLIDAE
MONOPLACOPHORA Taxon Tree: CYRTONELLIDA [Order]-CYRTONELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
CYSTISCIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-MURICOIDEA [Superfamily]
(Sea)
- 438 Sp, 6 Var, 276 Img
-
CYSTOPELTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUNCTOIDEA [Superfamily]
(Land)
- 5 Sp, 0 Var, 2 Img
-
DACTYLIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-EODEROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 108 Sp, 0 Var, 45 Img
-
DAMILINIDAE
GASTROPODA Taxon Tree: PATELLOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 0 Img
-
DANUBITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-DANUBITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 20 Sp, 0 Var, 0 Img
-
DAONELLIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-POSIDONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 19 Sp, 0 Var, 2 Img
-
DARAELITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PROLECANITIDA [Order]-PROLECANITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 30 Sp, 0 Var, 2 Img
-
DAWSONELLIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-HELICINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
DAWSONOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 2 Img
-
DEIANIRIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-HELICINOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 3 Sp, 0 Var, 2 Img
-
DELEPINOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-GONIATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 24 Sp, 0 Var, 3 Img
-
DELPHINULOPSIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 169 Sp, 0 Var, 8 Img
-
DELTOCERATIDAE
CEPHALOPODA
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
DELTOPECTINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-AVICULOPECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 65 Sp, 0 Var, 4 Img
-
DENDRODORIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-PHYLLIDIOIDEA [Superfamily]
(Sea)
- 112 Sp, 0 Var, 39 Img
-
DENDRONOTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-TRITONIOIDEA [Superfamily]
(Sea)
- 23 Sp, 1 Var, 11 Img
-
DENDROPUPIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-DENDROPUPOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
DENTALIIDAE
SCAPHOPODA Taxon Tree: DENTALIIDA [Order]
(Sea)
- 384 Sp, 4 Var, 175 Img
-
DENTOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
DEPRESSIZONIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SCISSURELLOIDEA [Superfamily]
(Sea)
- 2 Sp, 0 Var, 2 Img
-
DESERTELLIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONODOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
DESHAYESITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-DESHAYESITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 105 Sp, 10 Var, 51 Img
-
DESMOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-DESMOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 232 Sp, 3 Var, 49 Img
-
DESMOPTERIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-THECOSOMATA [Order]-CYMBULIOIDEA [Superfamily]
(Sea)
- 4 Sp, 0 Var, 3 Img
-
DEVONOPRONORITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-GEPHUROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
DIALIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
- 26 Sp, 4 Var, 14 Img
-
DIAPHANIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-DIAPHANOIDEA [Superfamily]
(Sea)
- 50 Sp, 0 Var, 17 Img
-
DIAPHERIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-STREPTAXOIDEA [Superfamily]
(Land)
- 48 Sp, 1 Var, 21 Img
-
DIASTOMATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
- 44 Sp, 1 Var, 28 Img
-
DICERATIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-RADIOLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 3 Img
-
DICEROCARDIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MEGALODONTIDA [Order]-MEGALODONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
DICOELITIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
DICRICOCONIDAE
TENTACULITA Taxon Tree: CHONIOCONARIDA [Subclass]-TROMPETOCONARIDA [Superorder]-VOLYNITIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 3 Img
-
DIDYMITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TROPITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
DIENEROCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 21 Sp, 0 Var, 2 Img
-
DIESTOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 37 Sp, 0 Var, 3 Img
-
DIMEROCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-DIMEROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 23 Sp, 1 Var, 3 Img
-
DIMITOBELIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]-BELEMNOPSEINA [Suborder]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 1 Img
-
DIMORPHOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-DIMORPHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 36 Sp, 0 Var, 5 Img
-
DIMYIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-DIMYOIDEA [Superfamily]
(Sea)
- 35 Sp, 0 Var, 9 Img
-
DINARITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-DINARITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
DIOZOPTYXIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CAMPANILOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
DIPLOBELIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DIPLOBELIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
DIPLOMMATINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-CYCLOPHOROIDEA [Superfamily]
(Land)
- 469 Sp, 54 Var, 273 Img
-
DIPLOMOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-TURRILITINA [Order]-TURRILITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 46 Sp, 0 Var, 4 Img
-
DIPLOTHECIDAE
HYOLITHA Taxon Tree: CAMEROTHECIDA [Order]-DIPLOTHECINA [Suborder]
(Sea)
(FOSSIL)
- 4 Sp, 1 Var, 1 Img
-
DIPOLOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
DIRONIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]
(Sea)
- 4 Sp, 0 Var, 4 Img
-
DISCIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUNCTOIDEA [Superfamily]
(Land)
- 69 Sp, 4 Var, 22 Img
-
DISCOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-TARPHYCERIDA [Order]
(Sea)
(FOSSIL)
- 19 Sp, 0 Var, 2 Img
-
DISCODORIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-DORIDOIDEA [Superfamily]
(Sea)
- 369 Sp, 6 Var, 164 Img
-
DISCOHELICIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 48 Sp, 0 Var, 13 Img
-
DISCOPHYLLITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PHYLLOCERATIDA [Order]-PHYLLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 1 Img
-
DISCOSORIDA (unassigned)
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-DISCOSORIDA [Order]
(Sea)
(FOSSIL)
- 18 Sp, 0 Var, 3 Img
-
DISCOSORIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-DISCOSORIDA [Order]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 6 Img
-
DISSIDOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-DISSIDOCERIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
DISTICHITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TRACHYCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 0 Img
-
DOLOMITELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-ARCHITECTONICOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 0 Sp, 0 Var, 0 Img
-
DOLPONELLIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-BUCHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
DOMATOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 2 Img
-
DONACIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-TELLINOIDEA [Superfamily]
(Sea)
- 164 Sp, 15 Var, 106 Img
-
DONALDINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-STREPTACIDOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 39 Sp, 1 Var, 15 Img
-
DONDERSIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-PHOLIDOSKEPIA [Order]
(Sea)
- 32 Sp, 1 Var, 7 Img
-
DONOVANICONIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DONOVANICONIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
DORCASIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-STROPHOCHEILOIDEA [Superfamily]
(Land)
- 14 Sp, 0 Var, 5 Img
-
DORIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-DORIDOIDEA [Superfamily]
(Sea)
- 144 Sp, 1 Var, 31 Img
-
DORIDOMORPHIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-ARMINOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
DORIDOXIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-DORIDOXOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 1 Img
-
DORSOJUGATIDAE
HYOLITHA Taxon Tree: SULCAVITIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
DORSOPLANITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 25 Sp, 1 Var, 14 Img
-
DOTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]
(Sea)
- 103 Sp, 1 Var, 35 Img
-
DOUVILLEICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-DOUVILLEICERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 32 Sp, 2 Var, 11 Img
-
DRAPARNAUDIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PARTULOIDEA [Superfamily]
(Land)
- 7 Sp, 0 Var, 2 Img
-
DREISSENIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-DREISSENOIDEA [Superfamily]
(Freshwater)
- 60 Sp, 3 Var, 18 Img
-
DREPANOMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-CAVIBELONIA [Order]
(Sea)
- 6 Sp, 0 Var, 1 Img
-
DRILLIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 797 Sp, 14 Var, 431 Img
-
DRONOVITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TRACHYCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
DUALINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-DUALINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
DUVALIIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 33 Sp, 1 Var, 27 Img
-
DYAKIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-DYAKIOIDEA [Superfamily]
(Land)
- 68 Sp, 30 Var, 57 Img
-
DYCHEIIDAE
POLYPLACOPHORA
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
DZHULFITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-XENODISCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 32 Sp, 0 Var, 24 Img
-
EATONIELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-CINGULOPSOIDEA [Superfamily]
(Sea)
- 117 Sp, 3 Var, 28 Img
-
ECHINICHIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-XANTHONYCHOIDEA [Superfamily]
(Land)
- 3 Sp, 0 Var, 2 Img
-
ECHINOCHITONIDAE
POLYPLACOPHORA Taxon Tree: PALEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
ECHINOFULGURIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-BUCCINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 18 Sp, 2 Var, 13 Img
-
ECHIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PSILOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 34 Sp, 0 Var, 17 Img
-
EDMONDIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-HIATELLIDA [Order]-EDMONDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 53 Sp, 0 Var, 15 Img
-
ELACHISINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Sea)
- 46 Sp, 1 Var, 20 Img
-
ELASMONEMATIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 50 Sp, 0 Var, 6 Img
-
ELIGMIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-OSTREOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 4 Img
-
ELLESMEROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]
(Sea)
(FOSSIL)
- 100 Sp, 0 Var, 15 Img
-
ELLESMEROCERIDA (unassigned)
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]
(Sea)
(FOSSIL)
- 26 Sp, 0 Var, 17 Img
-
ELLOBIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-EUPULMONATA [Order]-ELLOBIOIDEA [Superfamily]
(Land)
- 360 Sp, 19 Var, 221 Img
-
ELONIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICOIDEA [Superfamily]
(Land)
- 21 Sp, 2 Var, 5 Img
-
EMBLANDIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-RISSOOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
EMBLETONIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]
(Sea)
- 4 Sp, 0 Var, 2 Img
-
EMERICICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-ANCYLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 54 Sp, 5 Var, 10 Img
-
EMMONSOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ENDOCERIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ENDOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ENDOCERIDA [Order]
(Sea)
(FOSSIL)
- 83 Sp, 0 Var, 12 Img
-
ENDOCERIDA (unassigned)
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ENDOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
ENDODONTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUNCTOIDEA [Superfamily]
(Land)
- 186 Sp, 5 Var, 44 Img
-
ENGONOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ENGONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 30 Sp, 1 Var, 6 Img
-
ENGORTHOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ENIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ENOIDEA [Superfamily]
(Land)
- 452 Sp, 68 Var, 264 Img
-
ENOPLOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 44 Sp, 0 Var, 20 Img
-
ENTALINIDAE
SCAPHOPODA Taxon Tree: GADILIDA [Order]
(Sea)
- 38 Sp, 1 Var, 18 Img
-
ENTEROCTOPODIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-INCIRRATA [Suborder]-OCTOPODOIDEA [Superfamily]
(Sea)
- 27 Sp, 1 Var, 3 Img
-
ENTOGONITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-NOMISMOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 1 Img
-
ENTOLIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PECTINOIDEA [Superfamily]
(Sea)
- 36 Sp, 2 Var, 8 Img
-
ENTOLIOIDESIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-ENTOLIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ENTOLIOIDIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
EOACMAEIDAE
GASTROPODA Taxon Tree: PATELLOGASTROPODA [Subclass]-EOACMAEOIDEA [Superfamily]
(Sea)
- 13 Sp, 1 Var, 9 Img
-
EOCYPRAEIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-CYPRAEOIDEA [Superfamily]
(Sea)
- 66 Sp, 4 Var, 14 Img
-
EODEROCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-EODEROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 60 Sp, 2 Var, 20 Img
-
EODONIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-CARDITIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
EOGASTROPODA (unassigned)
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
EOGONIOLOBOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-DIMORPHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 0 Img
-
EOPTERIIDAE
ROSTROCONCHIA Taxon Tree: CONOCARDIIDA [Order]-EOPTERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 25 Sp, 2 Var, 17 Img
-
EOSAGENITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-PTYCHITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
EOSCHIZODIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
EOTHINOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 5 Img
-
EOTOMARIIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-EOTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 129 Sp, 1 Var, 37 Img
-
EPHIPPOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-CLYDONAUTILOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 1 Img
-
EPIDICERATIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-REQUIENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
EPIGRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Sea)
- 5 Sp, 0 Var, 1 Img
-
EPIMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-CAVIBELONIA [Order]
(Sea)
- 7 Sp, 0 Var, 3 Img
-
EPIPHRAGMOPHORIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICOIDEA [Superfamily]
(Land)
- 51 Sp, 5 Var, 27 Img
-
EPIROBIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORTHALICOIDEA [Superfamily]
(Land)
- 19 Sp, 2 Var, 1 Img
-
EPISCULITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TROPITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
EPITONIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-EPITONIOIDEA [Superfamily]
(Sea)
- 1037 Sp, 19 Var, 678 Img
-
EPULOTROCHIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 3 Img
-
ERIDITIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
ERITROPIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-AFGHANODESMATIDA [Order]-AFGHANODESMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
ERODONIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MYIDA [Order]-MYOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 1 Img
-
ESKIMOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ESTONIOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-TARPHYCERIDA [Order]
(Sea)
(FOSSIL)
- 26 Sp, 0 Var, 3 Img
-
ETHERIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-ETHERIOIDEA [Superfamily]
(Freshwater)
- 4 Sp, 0 Var, 4 Img
-
EUBRANCHIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-FIONOIDEA [Superfamily]
(Sea)
- 59 Sp, 0 Var, 23 Img
-
EUCHONDRIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-EUCHONDRIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 37 Sp, 0 Var, 3 Img
-
EUCIROIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-VERTICORDIOIDEA [Superfamily]
(Sea)
- 15 Sp, 1 Var, 8 Img
-
EUCOCHLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
EUCONULIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-GASTRODONTOIDEA [Superfamily]
(Land)
- 279 Sp, 18 Var, 45 Img
-
EUCYCLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 76 Sp, 3 Var, 26 Img
-
EUCYCLOSCALIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 27 Sp, 0 Var, 7 Img
-
EULIMIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-VANIKOROIDEA [Superfamily]
(Sea)
- 1147 Sp, 12 Var, 333 Img
-
EULOXIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-CARDIIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
EUNEMOPSIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
EUOMPHALIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-EUOMPHALOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 326 Sp, 2 Var, 44 Img
-
EUOMPHALINA (unassigned)
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
EUOMPHALOIDEA (unassigned)
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-EUOMPHALOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 29 Sp, 0 Var, 2 Img
-
EUPHEMITIDAE
GASTROPODA Taxon Tree: AMPHIGASTROPODA [Subclass]-BELLEROPHONTIDA [Order]-BELLEROPHONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 102 Sp, 1 Var, 4 Img
-
EUPLEUROCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-NEOICOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
EURYDESMATIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-EURYDESMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 24 Sp, 1 Var, 0 Img
-
EUSTOMATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
EVYANIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-COLPOMYIDA [Order]-COLPOMYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
FACELINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-AEOLIDIOIDEA [Superfamily]
(Sea)
- 183 Sp, 2 Var, 92 Img
-
FALCATODONTIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-FALCATODONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
FALSICINGULIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Sea)
- 8 Sp, 0 Var, 1 Img
-
FAREWELLIIDAE
GASTROPODA Taxon Tree: ORTHOGASTROPODA [Subclass]-MURCHISONIINA [Order]-MURCHISONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
FASCIOLARIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-BUCCINOIDEA [Superfamily]
(Sea)
- 1064 Sp, 62 Var, 713 Img
-
FAUXULIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUPILLOIDEA [Superfamily]
(Land)
- 11 Sp, 0 Var, 7 Img
-
FEDAIELLIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 2 Img
-
FERGANOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-NEOGLYPHIOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 1 Img
-
FERGANOCONCHIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-ANTHRACOSIOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
FERUSSACIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ACHATINOIDEA [Superfamily]
(Land)
- 90 Sp, 4 Var, 31 Img
-
FERUSSINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-CYCLOPHOROIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 4 Sp, 1 Var, 2 Img
-
FICIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-FICOIDEA [Superfamily]
(Sea)
- 87 Sp, 8 Var, 52 Img
-
FILHOLIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-CLAUSILIOIDEA [Superfamily]
(Land)
(FOSSIL)
- 80 Sp, 5 Var, 3 Img
-
FIONIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-FIONOIDEA [Superfamily]
(Sea)
- 106 Sp, 1 Var, 41 Img
-
FISSURELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-FISSURELLOIDEA [Superfamily]
(Sea)
- 676 Sp, 22 Var, 457 Img
-
FLABELLINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-FLABELLINOIDEA [Superfamily]
(Sea)
- 95 Sp, 2 Var, 53 Img
-
FLEMINGITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 54 Sp, 0 Var, 2 Img
-
FLEMINGOSTREIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-OSTREOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
FLICKIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ACANTHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 1 Img
-
FORBESICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ACANTHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 7 Img
-
FORDILLIDAE
BIVALVIA Taxon Tree: FORDILLIDA [Order]-FORDILLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 2 Img
-
FREJIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-ARCIDA [Order]-ARCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
FUSTIARIIDAE
SCAPHOPODA Taxon Tree: DENTALIIDA [Order]
(Sea)
- 23 Sp, 0 Var, 20 Img
-
GADILIDAE
SCAPHOPODA Taxon Tree: GADILIDA [Order]
(Sea)
- 260 Sp, 3 Var, 101 Img
-
GADILINIDAE
SCAPHOPODA Taxon Tree: DENTALIIDA [Order]
(Sea)
- 31 Sp, 0 Var, 15 Img
-
GAIMARDIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-GAIMARDIOIDEA [Superfamily]
(Sea)
- 18 Sp, 1 Var, 3 Img
-
GAKIDAE
HYOLITHA Taxon Tree: SULCAVITIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
GALATHEAVALVIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-CYAMIOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
GALEOMMATIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-GALEOMMATOIDEA [Superfamily]
(Sea)
- 166 Sp, 0 Var, 57 Img
-
GALFETTITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 0 Img
-
GALICORNIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
GASTRIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-GASTRIOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 36 Sp, 0 Var, 5 Img
-
GASTROCHAENIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]--GASTROCHAENOIDEA [Superfamily]
(Sea)
- 63 Sp, 3 Var, 30 Img
-
GASTROCOPTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUPILLOIDEA [Superfamily]
(Land)
- 108 Sp, 8 Var, 27 Img
-
GASTRODONTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-GASTRODONTOIDEA [Superfamily]
(Land)
- 78 Sp, 0 Var, 26 Img
-
GASTROPODA INCERTAE SEDIS
GASTROPODA INCERTAE SEDIS
(Sea)
(FOSSIL)
- 28 Sp, 0 Var, 7 Img
-
GASTROPTERIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-PHILINOIDEA [Superfamily]
(Sea)
- 42 Sp, 1 Var, 18 Img
-
GATTENDORFIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PRIONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 60 Sp, 1 Var, 6 Img
-
GAUDRYCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-TETRAGONITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 60 Sp, 0 Var, 11 Img
-
GEISONOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 37 Sp, 1 Var, 9 Img
-
GEOPELTIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-VAMPYROMORPHA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
GEORGINIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ACTINOCERIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
GEPHUROCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-GEPHUROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 94 Sp, 4 Var, 17 Img
-
GIGANTOCAPULIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-VANIKOROIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
GIRTYOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-DIMORPHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 71 Sp, 0 Var, 13 Img
-
GLACIDORBIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-GLACIDORBOIDEA [Superfamily]
(Freshwater)
- 23 Sp, 0 Var, 18 Img
-
GLAPHYRITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-GASTRIOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 96 Sp, 0 Var, 6 Img
-
GLATZIELLIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-PLATYCLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 5 Img
-
GLAUCIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-AEOLIDIOIDEA [Superfamily]
(Sea)
- 23 Sp, 0 Var, 10 Img
-
GLAUCONOMIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-CYRENOIDEA [Superfamily]
(Sea)
- 12 Sp, 1 Var, 7 Img
-
GLOBOCORNIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOPSOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
GLOBORILIDAE
HYOLITHA Taxon Tree: GLOBORILIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
GLOSSIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-GLOSSOIDEA [Superfamily]
(Sea)
- 34 Sp, 5 Var, 17 Img
-
GLYCYMERIDIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-ARCIDA [Order]-ARCOIDEA [Superfamily]
(Sea)
- 293 Sp, 15 Var, 144 Img
-
GLYPTARCIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-ARCIDA [Order]-GLYPTARCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
GONATIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 19 Sp, 2 Var, 16 Img
-
GONIAEOLIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]
(Sea)
- 3 Sp, 0 Var, 1 Img
-
GONIASMATIDAE
GASTROPODA Taxon Tree: ARCHAEOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 80 Sp, 0 Var, 7 Img
-
GONIATITIDA (unassigned)
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
GONIATITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-GONIATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 108 Sp, 1 Var, 28 Img
-
GONIOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ACTINOCERIDA [Order]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 3 Img
-
GONIOCLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-GONIOCLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 23 Sp, 0 Var, 4 Img
-
GONIODORIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-ONCHIDORIDOIDEA [Superfamily]
(Sea)
- 134 Sp, 0 Var, 91 Img
-
GONIOLOBOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-GONIOLOBOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 1 Img
-
GONIONAUTILIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-CLYDONAUTILOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
GONIONOWAKIIDAE
TENTACULITA Taxon Tree: DACRYOCONARIDA [Subclass]-GONIONOWAKIIDA [Order]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 0 Img
-
GONIOPHORINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYTILIDA [Order]-MODIOLOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 1 Img
-
GORDENELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-MATHILDOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 74 Sp, 0 Var, 14 Img
-
GOSSELETINIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-EOTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 615 Sp, 7 Var, 63 Img
-
GOTLANDELLITIDAE
TENTACULITA Taxon Tree: TENTACULITIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 1 Img
-
GOTLANDOCHITONIDAE
POLYPLACOPHORA Taxon Tree: PALEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
GRACILITHECIDAE
HYOLITHA Taxon Tree: ORTHOTHECIDA [Order]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 0 Img
-
GRACILOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
GRAMMYSIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-GRAMMYSIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 50 Sp, 1 Var, 20 Img
-
GRANDIPATULIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-GASTRODONTOIDEA [Superfamily]
(Land)
(FOSSIL)
- 7 Sp, 0 Var, 1 Img
-
GRANGERELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORTHALICOIDEA [Superfamily]
(Land)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
GRAPHOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-HILDOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 145 Sp, 0 Var, 117 Img
-
GREENLANDOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
GROEBERELLIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
GROENLANDIBELIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SPIRULIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 4 Img
-
GRYPHAEIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-OSTREOIDEA [Superfamily]
(Sea)
- 183 Sp, 9 Var, 76 Img
-
GRYPHOCHITONIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 1 Img
-
GRYPOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TRIGONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 65 Sp, 0 Var, 7 Img
-
GYMNITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-PINACOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 60 Sp, 0 Var, 2 Img
-
GYMNODORIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-POLYCEROIDEA [Superfamily]
(Sea)
- 31 Sp, 0 Var, 16 Img
-
GYMNOMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-PHOLIDOSKEPIA [Order]
(Sea)
- 8 Sp, 0 Var, 1 Img
-
GYRONITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 23 Sp, 0 Var, 0 Img
-
GYROTROPIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-CALYPTRAEOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
GZHELOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TAINOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 28 Sp, 0 Var, 3 Img
-
HALIOTIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-HALIOTOIDEA [Superfamily]
(Sea)
- 67 Sp, 38 Var, 92 Img
-
HALKIERIIDAE
DIPLACOPHORA Taxon Tree: SACHITIDA [Order]-HALKIERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 23 Sp, 0 Var, 4 Img
-
HALOBIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-POSIDONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 40 Sp, 0 Var, 2 Img
-
HALOCERATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-VANIKOROIDEA [Superfamily]
(Sea)
- 20 Sp, 0 Var, 3 Img
-
HALOLIMNOHELICIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HYGROMIOIDEA [Superfamily]
(Land)
- 14 Sp, 2 Var, 0 Img
-
HALONYMPHIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-CUSPIDARIOIDEA [Superfamily]
(Sea)
- 13 Sp, 0 Var, 3 Img
-
HALORITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TROPITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 43 Sp, 0 Var, 1 Img
-
HAMINOEIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-HAMINOEOIDEA [Superfamily]
(Sea)
- 191 Sp, 2 Var, 101 Img
-
HAMITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-TURRILITINA [Order]-TURRILITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 38 Sp, 2 Var, 14 Img
-
HAMMATOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-HILDOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 99 Sp, 1 Var, 39 Img
-
HAMULINIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-TURRILITINA [Order]-HAMULINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 21 Sp, 1 Var, 7 Img
-
HANCOCKIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-TRITONIOIDEA [Superfamily]
(Sea)
- 7 Sp, 0 Var, 3 Img
-
HANLEYIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-LEPIDOPLEURIDA [Order]-LEPIDOPLEURINA [Suborder]
(Sea)
- 7 Sp, 0 Var, 1 Img
-
HAPLOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-HAPLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 39 Sp, 2 Var, 25 Img
-
HAPLOTREMATIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-RHYTIDOIDEA [Superfamily]
(Land)
- 20 Sp, 0 Var, 8 Img
-
HARPAGODIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 41 Sp, 0 Var, 28 Img
-
HARPIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-MURICOIDEA [Superfamily]
(Sea)
- 109 Sp, 9 Var, 86 Img
-
HASTITIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 6 Img
-
HEBETOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ASCOCERIDA [Order]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
HEDENSTROEMIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-SAGECERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 21 Sp, 0 Var, 2 Img
-
HEDYLOPSIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-ACOCHLIDIACEA [Order]-ACOCHLIDIOIDEA [Superfamily]
(Sea)
- 2 Sp, 0 Var, 1 Img
-
HELCIONELLIDAE
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-HELCIONELLIFORMES [Order]-HELCIONELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 146 Sp, 1 Var, 32 Img
-
HELCIONELLOIDEA (unassigned)
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-HELCIONELLIFORMES [Order]-HELCIONELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 2 Img
-
HELICARIONIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICARIONOIDEA [Superfamily]
(Land)
- 327 Sp, 20 Var, 85 Img
-
HELICIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICOIDEA [Superfamily]
(Land)
- 580 Sp, 348 Var, 543 Img
-
HELICINIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-HELICINOIDEA [Superfamily]
(Land)
- 567 Sp, 123 Var, 278 Img
-
HELICODISCIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUNCTOIDEA [Superfamily]
(Land)
- 86 Sp, 0 Var, 18 Img
-
HELICODONTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HYGROMIOIDEA [Superfamily]
(Land)
- 34 Sp, 8 Var, 25 Img
-
HELICOSTOIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-RISSOOIDEA [Superfamily]
(Freshwater)
- 1 Sp, 0 Var, 0 Img
-
HELICOTOMIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-EUOMPHALOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 57 Sp, 2 Var, 19 Img
-
HELMINTHOCHITONIDAE
POLYPLACOPHORA Taxon Tree: PALEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
HELMINTHOGLYPTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICOIDEA [Superfamily]
(Land)
- 217 Sp, 71 Var, 110 Img
-
HEMATITIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-HEMATITIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
HEMIARTHRIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-ACANTHOCHITONINA [Suborder]-CRYPTOPLACOIDEA [Superfamily]
(Sea)
- 5 Sp, 0 Var, 3 Img
-
HEMIDONACIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-HEMIDONACOIDEA [Superfamily]
(Sea)
- 7 Sp, 0 Var, 3 Img
-
HEMIHOPLITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-ANCYLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 50 Sp, 2 Var, 9 Img
-
HEMILECANITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-XENODISCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
HEMIMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-NEOMENIAMORPHA [Order]
(Sea)
- 11 Sp, 0 Var, 1 Img
-
HEMIPHRAGMOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 21 Sp, 0 Var, 2 Img
-
HERACLITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TRACHYCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
HERCOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]-RUTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
HERCOGLOSSIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
(FOSSIL)
- 114 Sp, 0 Var, 4 Img
-
HERCOLEPADIDAE
POLYPLACOPHORA Taxon Tree: MULTIPLACOPHORA [Subclass]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
HERMAEIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]-PLAKOBRANCHACEA [Suborder]-LIMAPONTIOIDEA [Superfamily]
(Sea)
- 29 Sp, 0 Var, 17 Img
-
HEROIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]
(Sea)
- 5 Sp, 0 Var, 2 Img
-
HETEROBRANCHIA (unassigned)
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
HETEROCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-ANCYLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 76 Sp, 5 Var, 16 Img
-
HETEROHERPIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-STERROFUSTIA [Order]
(Sea)
- 2 Sp, 0 Var, 1 Img
-
HETERONERITIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PYRAMIDELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
HETEROPECTINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-HETEROPECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 73 Sp, 0 Var, 5 Img
-
HETEROSTROPHA (unassigned)
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-HETEROSTROPHA [Infraclass]
(Sea)
(FOSSIL)
- 0 Sp, 0 Var, 0 Img
-
HETEROSUBULITIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-GLACIDORBOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
HEXABRANCHIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-POLYCEROIDEA [Superfamily]
(Sea)
- 10 Sp, 0 Var, 2 Img
-
HIATELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-HIATELLIDA [Order]-HIATELLOIDEA [Superfamily]
(Sea)
- 116 Sp, 7 Var, 49 Img
-
HILDOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-HILDOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 306 Sp, 5 Var, 151 Img
-
HIMALAYITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 33 Sp, 0 Var, 6 Img
-
HIMANTOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-ANCYLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
HIPPOCARDIIDAE
ROSTROCONCHIA Taxon Tree: CONOCARDIIDA [Order]-HIPPOCARDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 46 Sp, 2 Var, 20 Img
-
HIPPOCARDIOIDEA (unassigned)
ROSTROCONCHIA Taxon Tree: CONOCARDIIDA [Order]-HIPPOCARDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 5 Img
-
HIPPONICIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-VANIKOROIDEA [Superfamily]
(Sea)
- 103 Sp, 3 Var, 72 Img
-
HIPPOPODIUMIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MODIOMORPHIDA [Order]-MODIOMORPHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 3 Img
-
HIPPURITIDA (unassigned)
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 0 Img
-
HIPPURITIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-RADIOLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 26 Sp, 0 Var, 5 Img
-
HISTIOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 16 Sp, 4 Var, 7 Img
-
HOLCOBELIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 4 Img
-
HOLCODISCIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 4 Img
-
HOLOPEIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-EUOMPHALOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 111 Sp, 3 Var, 25 Img
-
Hominidae
Mammalia Taxon Tree: Primates [Order]-Haplorhini [SubOrder]-Similiformes [InfraOrder]
(Land)
- 12 Sp, 11 Var, 15 Img
-
HOMOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-GASTRIOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 33 Sp, 0 Var, 4 Img
-
HOMOCTENIDAE
TENTACULITA Taxon Tree: CHONIOCONARIDA [Subclass]-LIRIOCONARIDA [Superorder]-HOMOCTENIDA [Order]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 3 Img
-
HOPLITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-HOPLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 177 Sp, 15 Var, 111 Img
-
HORAICLAVIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 242 Sp, 12 Var, 127 Img
-
HUANANOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-XENODISCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
HUMBOLDTIANIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICOIDEA [Superfamily]
(Land)
- 56 Sp, 1 Var, 6 Img
-
HUMEOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ENDOCERIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
HUNANOPECTINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-HETEROPECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
HUNGARITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CERATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 2 Var, 0 Img
-
HURONIIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ACTINOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
HYALOGYRINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-HETEROSTROPHA [Infraclass]-VALVATOIDEA [Superfamily]
(Sea)
- 17 Sp, 0 Var, 12 Img
-
HYATTOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-MARATHONITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
HYDROBIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Freshwater)
- 2133 Sp, 114 Var, 460 Img
-
HYDROCENIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-HYDROCENOIDEA [Superfamily]
(Land)
- 72 Sp, 0 Var, 8 Img
-
HYDROCOCCIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Sea)
- 2 Sp, 0 Var, 1 Img
-
HYDROMYLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-GYMNOSOMATA [Order]-HYDROMYLOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
HYGROMIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HYGROMIOIDEA [Superfamily]
(Land)
- 799 Sp, 187 Var, 595 Img
-
HYGROPHILA (unassigned)
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-HYGROPHILA [Order]
(Freshwater)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
HYOLITHIDA (unassigned)
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 0 Img
-
HYOLITHIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 41 Sp, 0 Var, 1 Img
-
HYPSELOCONIDAE
MONOPLACOPHORA Taxon Tree: HYPSELOCONIDA [Order]-HYPSELOCONOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 30 Sp, 0 Var, 2 Img
-
HYPSELOSTOMATIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUPILLOIDEA [Superfamily]
(Land)
- 100 Sp, 6 Var, 47 Img
-
HYRIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-HYRIOIDEA [Superfamily]
(Freshwater)
- 89 Sp, 24 Var, 101 Img
-
ICANOTIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-TELLINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 1 Var, 3 Img
-
ICHTHYOSARCOLITIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-CAPRINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 4 Img
-
IDIOSEPIIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-DECAPODIFORMES (unassigned) [Order]
(Sea)
- 11 Sp, 0 Var, 2 Img
-
IGARKIELLIDAE
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-HELCIONELLIFORMES [Order]-HELCIONELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
ILBIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-RUNCINOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 2 Img
-
IMEROHERPIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-STERROFUSTIA [Order]
(Sea)
- 2 Sp, 0 Var, 0 Img
-
IMOGLOBIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-PERUNELOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 2 Img
-
INFLATICORNIDAE
HYOLITHA Taxon Tree: SULCAVITIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
INOCERAMIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-INOCERAMOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 171 Sp, 7 Var, 33 Img
-
INTEJOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-INTEJOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
INTEJOCERIDA (unassigned)
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-INTEJOCERIDA [Order]
(Sea)
(FOSSIL)
- 0 Sp, 0 Var, 0 Img
-
INTIHUARELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-ACTINODONTIDA [Order]-ANODONTOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
INTOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PERICYCLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 0 Img
-
INYOITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-NORITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 2 Img
-
IOTRIGONIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-MEGATRIGONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 31 Sp, 0 Var, 0 Img
-
IRAVADIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Sea)
- 109 Sp, 0 Var, 36 Img
-
IRIDINIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-ETHERIOIDEA [Superfamily]
(Freshwater)
- 46 Sp, 0 Var, 42 Img
-
ISCHNOCHITONIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-CHITONINA [Suborder]-CHITONOIDEA [Superfamily]
(Sea)
- 280 Sp, 15 Var, 114 Img
-
ISCHNOPTYGMATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-SUBULITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
ISCHYRINIIDAE
ROSTROCONCHIA Taxon Tree: RIBEIRIOIDA [Order]-ISCHYRINIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 15 Sp, 1 Var, 8 Img
-
ISCHYRODONTIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 1 Var, 0 Img
-
ISCULITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-PINACOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
ISOARCIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULANIDA [Order]-NUCULANOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
ISOCYPRINIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-VENEROIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
ISOLIMEIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-LIMIDA [Order]-LIMOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
ITIERIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-NERINEOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 5 Img
-
JANTHINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-EPITONIOIDEA [Superfamily]
(Sea)
- 19 Sp, 0 Var, 12 Img
-
JENSENERIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]-PLAKOBRANCHACEA [Suborder]-PLAKOBRANCHOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
JOANNITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-ARCESTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
JOHNWYATTIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
JOUBINITEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
JOVELLANIIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 0 Img
-
JULIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]-OXYNOACEA [Suborder]-OXYNOOIDEA [Superfamily]
(Sea)
- 32 Sp, 1 Var, 17 Img
-
JURAPHYLLITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PHYLLOCERATIDA [Order]-PHYLLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 28 Sp, 0 Var, 5 Img
-
JUVAVITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TROPITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 74 Sp, 0 Var, 0 Img
-
KALENTERIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-KALENTEROIDEA [Superfamily]
(Sea)
(FOSSIL)
- 97 Sp, 0 Var, 13 Img
-
KARAGANDOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-KARAGANDOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
KAROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
KASHMIRITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-XENODISCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 32 Sp, 0 Var, 0 Img
-
KELAENIDAE
CEPHALOPODA Taxon Tree: MESOTEUTHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
KELLIELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-GLOSSOIDEA [Superfamily]
(Sea)
- 32 Sp, 0 Var, 12 Img
-
KELLIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-GALEOMMATOIDEA [Superfamily]
(Sea)
- 96 Sp, 3 Var, 30 Img
-
KHAIRKHANIIDAE
HELCIONELLOIDA Taxon Tree: DIVASIBRANCHIA [Subclass]-KHAIRKHANIIFORMES [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 2 Img
-
KHVALYNITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-DINARITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 0 Img
-
KIONOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 20 Sp, 0 Var, 3 Img
-
KIRENGELLIDAE
MONOPLACOPHORA Taxon Tree: TRYBLIDIIDA [Order]-KIRINGELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 1 Img
-
KIRSOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-TORNOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 19 Sp, 0 Var, 2 Img
-
KITTLIDISCIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
KLAMATHITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-PINACOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
KNEMICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ENGONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 56 Sp, 0 Var, 1 Img
-
KNIGHTITIDAE
GASTROPODA Taxon Tree: AMPHIGASTROPODA [Subclass]-BELLEROPHONTIDA [Order]-BELLEROPHONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 105 Sp, 1 Var, 4 Img
-
KOCHIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PTERIIDA [Order]-PTERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
KOENENITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-GEPHUROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 22 Sp, 1 Var, 1 Img
-
KOLYMIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-INOCERAMOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 33 Sp, 0 Var, 0 Img
-
KONDURIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-SOLENIDA [Order]-ORTHONOTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
KONINCKIOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TAINOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 46 Sp, 0 Var, 4 Img
-
KOSMOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 36 Sp, 1 Var, 22 Img
-
KOSMOCLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-CLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 41 Sp, 3 Var, 6 Img
-
KOSSMATICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-DESMOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 66 Sp, 1 Var, 8 Img
-
KUSKOKWIMIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-GLACIDORBOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
LABECERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-ANCYLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 53 Sp, 7 Var, 1 Img
-
LADAMAREKIIDAE
MOLLUSCA INCERTAE SEDIS
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 2 Img
-
LADINULIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
LAETMOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-INCIRRATA [Suborder]-OCTOPODOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
LAEVIDENTALIIDAE
SCAPHOPODA Taxon Tree: DENTALIIDA [Order]
(Sea)
- 27 Sp, 0 Var, 11 Img
-
LAEVITRIGONIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-MYOPHORELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 2 Img
-
LAGINIOPSIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-GYMNOSOMATA [Order]-HYDROMYLOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
LAHILLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-CARDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 1 Img
-
LAMBEOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
LAMELLIPHORIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-XENOPHOROIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 3 Img
-
LAMELLORTHOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 1 Img
-
LAMELLOTIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PTERIIDA [Order]-PTERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
LAMETILIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULIDA [Order]-NUCULANOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 1 Img
-
LANASCALIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
LANCEDELLIIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
LANCEOLITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-NORITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 1 Img
-
LAONIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-PHILINOIDEA [Superfamily]
(Sea)
- 4 Sp, 0 Var, 2 Img
-
LAROCHEIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SCISSURELLOIDEA [Superfamily]
(Sea)
- 16 Sp, 0 Var, 9 Img
-
LASAEIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-GALEOMMATOIDEA [Superfamily]
(Sea)
- 248 Sp, 2 Var, 90 Img
-
LATANARCESTIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-AMIMAGONIATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 1 Img
-
LATERNULIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-THRACIOIDEA [Superfamily]
(Sea)
- 47 Sp, 1 Var, 22 Img
-
LATIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-HYGROPHILA [Order]-CHILINOIDEA [Superfamily]
(Freshwater)
- 4 Sp, 0 Var, 2 Img
-
LAUBELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 2 Img
-
LAUBIERINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TONNOIDEA [Superfamily]
(Sea)
- 3 Sp, 1 Var, 4 Img
-
LAURIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORCULOIDEA [Superfamily]
(Land)
- 74 Sp, 5 Var, 27 Img
-
LECANITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-DANUBITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 0 Img
-
LECHRITROCHOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-BARRANDEOCERIDA [Order]
(Sea)
(FOSSIL)
- 28 Sp, 0 Var, 6 Img
-
LEIOPECTINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-LEIOPECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 21 Sp, 0 Var, 1 Img
-
LEOPOLDIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PULCHELLIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
LEPETELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-LEPETELLOIDEA [Superfamily]
(Sea)
- 31 Sp, 0 Var, 21 Img
-
LEPETIDAE
GASTROPODA Taxon Tree: PATELLOGASTROPODA [Subclass]-LOTTIOIDEA [Superfamily]
(Sea)
- 27 Sp, 1 Var, 16 Img
-
LEPETODRILIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-LEPETODRILOIDEA [Superfamily]
(Sea)
- 23 Sp, 0 Var, 15 Img
-
LEPETOPSIDAE
GASTROPODA Taxon Tree: PATELLOGASTROPODA [Subclass]-LEPETOPSACEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 0 Img
-
LEPIDOCHITONIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-ACANTHOCHITONINA [Suborder]-MOPALIOIDEA [Superfamily]
(Sea)
- 60 Sp, 5 Var, 36 Img
-
LEPIDOMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-PHOLIDOSKEPIA [Order]
(Sea)
- 7 Sp, 0 Var, 1 Img
-
LEPIDOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
LEPTOCERATOIDIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-ANCYLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 40 Sp, 0 Var, 5 Img
-
LEPTOCHITONIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-LEPIDOPLEURIDA [Order]-LEPIDOPLEURINA [Suborder]
(Sea)
- 184 Sp, 3 Var, 59 Img
-
LEPTOTHEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-LOLIGOSEPIIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
LESUEURILLIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-EUOMPHALOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 34 Sp, 1 Var, 17 Img
-
LEVIATHANIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-LITTORINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 0 Img
-
LEYMERIELLIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ACANTHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 3 Img
-
LIAONINGIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-UNIONOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
LIAREIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-CYCLOPHOROIDEA [Superfamily]
(Land)
- 55 Sp, 6 Var, 42 Img
-
LIMACIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-LIMACOIDEA [Superfamily]
(Land)
- 134 Sp, 2 Var, 53 Img
-
LIMACINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-THECOSOMATA [Order]-LIMACINOIDEA [Superfamily]
(Sea)
- 44 Sp, 4 Var, 16 Img
-
LIMAPONTIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]-PLAKOBRANCHACEA [Suborder]-LIMAPONTIOIDEA [Superfamily]
(Sea)
- 67 Sp, 2 Var, 29 Img
-
LIMATULINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-AVICULOPECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
LIMIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-LIMIDA [Order]-LIMOIDEA [Superfamily]
(Sea)
- 494 Sp, 8 Var, 161 Img
-
LIMIFOSSORIDAE
CAUDOFOVEATA Taxon Tree: CAUDOFOVEATA [Subclass]-CHAETODERMATIDA [Order]
(Sea)
- 15 Sp, 0 Var, 8 Img
-
LIMIPECTINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-HETEROPECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 2 Img
-
LIMOPSIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-ARCIDA [Order]-LIMOPSOIDEA [Superfamily]
(Sea)
- 167 Sp, 3 Var, 64 Img
-
LINEVITIDAE
HYOLITHA Taxon Tree: SULCAVITIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
LIOTEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-TEUTHIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
LIOTIIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
- 174 Sp, 0 Var, 58 Img
-
LIPANELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
LIPAROCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-EODEROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 48 Sp, 0 Var, 22 Img
-
LIROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-CLYDONAUTILOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 70 Sp, 0 Var, 5 Img
-
LITHIOTIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-OSTREOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
LITHOGLYPHIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Freshwater)
- 175 Sp, 8 Var, 35 Img
-
LITIOPIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
- 60 Sp, 1 Var, 21 Img
-
LITTORINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-LITTORINOIDEA [Superfamily]
(Sea)
- 300 Sp, 18 Var, 207 Img
-
LITUITIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 22 Sp, 0 Var, 7 Img
-
LIUCHENGOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-XENODISCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
LOBITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-LOBITACEAE [Superfamily]
(Sea)
(FOSSIL)
- 32 Sp, 0 Var, 0 Img
-
LOLIGINIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-MYOPSIDA [Order]
(Sea)
- 59 Sp, 0 Var, 19 Img
-
LOLIGOSEPIIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-LOLIGOSEPIIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 3 Img
-
LOMANOTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-TRITONIOIDEA [Superfamily]
(Sea)
- 7 Sp, 0 Var, 3 Img
-
LONGOBARDITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-DANUBITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 65 Sp, 0 Var, 2 Img
-
LOPHOSPIRIDAE
GASTROPODA Taxon Tree: ORTHOGASTROPODA [Subclass]-MURCHISONIINA [Order]-TROCHONEMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 245 Sp, 2 Var, 28 Img
-
LORICIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-CHITONINA [Suborder]-CHITONOIDEA [Superfamily]
(Sea)
- 13 Sp, 1 Var, 5 Img
-
LOTTIIDAE
GASTROPODA Taxon Tree: PATELLOGASTROPODA [Subclass]-LOTTIOIDEA [Superfamily]
(Sea)
- 210 Sp, 20 Var, 168 Img
-
LOWOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-DISCOSORIDA [Order]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 3 Img
-
LOXONEMATIDAE
GASTROPODA Taxon Tree: ORTHOGASTROPODA [Subclass]-MURCHISONIINA [Order]-LOXONEMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 196 Sp, 3 Var, 26 Img
-
LUCIELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-EOTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 28 Sp, 1 Var, 5 Img
-
LUCINIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-LUCINIDA [Order]-LUCINOIDEA [Superfamily]
(Sea)
- 899 Sp, 20 Var, 388 Img
-
LUNULACARDIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-AMBONYCHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
LUNULICARDIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PTERIIDA [Order]-PTERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 3 Img
-
LUTETIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-GLOSSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 2 Var, 3 Img
-
LYCOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 6 Sp, 0 Var, 4 Img
-
LYELLICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ACANTHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 47 Sp, 1 Var, 10 Img
-
LYMNAEIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-HYGROPHILA [Order]-LYMNAEOIDEA [Superfamily]
(Freshwater)
- 433 Sp, 57 Var, 96 Img
-
LYOCYCLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]
(Sea)
- 6 Sp, 0 Var, 0 Img
-
LYONSIELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-VERTICORDIOIDEA [Superfamily]
(Sea)
- 27 Sp, 0 Var, 12 Img
-
LYONSIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-PANDOROIDEA [Superfamily]
(Sea)
- 47 Sp, 3 Var, 24 Img
-
LYRODESMATIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-LYRODESMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 4 Img
-
LYTOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-LYTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 127 Sp, 0 Var, 32 Img
-
MACELLOMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-PHOLIDOSKEPIA [Order]
(Sea)
- 5 Sp, 0 Var, 0 Img
-
MACLURITIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-MACLURITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 73 Sp, 3 Var, 17 Img
-
MACROCEPHALITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 1 Var, 17 Img
-
MACROCYCLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ACAVOIDEA [Superfamily]
(Land)
- 2 Sp, 0 Var, 2 Img
-
MACROSCAPHITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-TURRILITINA [Order]-PTYCHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 41 Sp, 5 Var, 12 Img
-
MACTRIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-MACTROIDEA [Superfamily]
(Sea)
- 404 Sp, 22 Var, 232 Img
-
MACTROMYIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-LUCINIDA [Order]-LUCINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 28 Sp, 0 Var, 8 Img
-
MADRELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]
(Sea)
- 6 Sp, 0 Var, 6 Img
-
MAENIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-PHARCICERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 2 Img
-
MAGNAPINNIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 3 Sp, 0 Var, 2 Img
-
MAIKHANELLIDAE
MONOPLACOPHORA
(Sea)
(FOSSIL)
- 19 Sp, 0 Var, 4 Img
-
MAIZANIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-CYCLOPHOROIDEA [Superfamily]
(Land)
- 7 Sp, 1 Var, 2 Img
-
MAKARENKOPLACIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-ACANTHOCHITONINA [Suborder]-CRYPTOPLACOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
MALLEIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PTERIIDA [Order]-PTERIOIDEA [Superfamily]
(Sea)
- 37 Sp, 0 Var, 9 Img
-
MALLETIIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULANIDA [Order]-NUCULANOIDEA [Superfamily]
(Sea)
- 204 Sp, 4 Var, 45 Img
-
MANCHUROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ENDOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
MANDALOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-DISCOSORIDA [Order]
(Sea)
(FOSSIL)
- 75 Sp, 0 Var, 17 Img
-
MANDELIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-PHYLLIDIOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
MANGELIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 1102 Sp, 90 Var, 527 Img
-
MANINGRIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-HYGROPHILA [Order]-AMPHIBOLOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 0 Img
-
MANTICULIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-EURYDESMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
MANZANELLIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-SOLEMYIDA [Order]-MANZANELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
MAORAXIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
MARATHONITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-MARATHONITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 39 Sp, 0 Var, 0 Img
-
MARGARITARIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-PHOLADOMYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
MARGARITIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
- 102 Sp, 9 Var, 48 Img
-
MARGARITIFERIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-UNIONOIDEA [Superfamily]
(Freshwater)
- 21 Sp, 0 Var, 14 Img
-
MARGINELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-MURICOIDEA [Superfamily]
(Sea)
- 1366 Sp, 32 Var, 822 Img
-
MAROCELLIDAE
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-HELCIONELLIFORMES [Order]-HELCIONELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 1 Img
-
MASTIGOPHORIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-LOLIGOSEPIIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
MASTIGOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 21 Sp, 0 Var, 2 Img
-
MATHERIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-LIMIDA [Order]-LIMOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
MATHILDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-MATHILDOIDEA [Superfamily]
(Sea)
- 208 Sp, 2 Var, 90 Img
-
MATTHEVIIDAE
POLYPLACOPHORA Taxon Tree: PALEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 20 Sp, 0 Var, 2 Img
-
MAXIGONIATITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PERICYCLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 26 Sp, 0 Var, 12 Img
-
MAXIMITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PSEUDOHALORITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
MAYAITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
MECYNODONTIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MEGALODONTIDA [Order]-MECYNODONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
MEDLICOTTIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PROLECANITIDA [Order]-MEDLICOTTIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 116 Sp, 0 Var, 3 Img
-
MEEKOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 62 Sp, 0 Var, 1 Img
-
MEEKOSPIRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 53 Sp, 0 Var, 9 Img
-
MEGACRIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-TURRILITINA [Order]-PTYCHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 15 Sp, 1 Var, 1 Img
-
MEGADESMIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-HIATELLIDA [Order]-EDMONDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 43 Sp, 0 Var, 1 Img
-
MEGALELEDONIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-INCIRRATA [Suborder]-OCTOPODOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
MEGALOBULIMIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-STROPHOCHEILOIDEA [Superfamily]
(Land)
- 65 Sp, 16 Var, 64 Img
-
MEGALODONTIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MEGALODONTIDA [Order]-MEGALODONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 1 Img
-
MEGALOMASTOMIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-CYCLOPHOROIDEA [Superfamily]
(Land)
- 68 Sp, 73 Var, 49 Img
-
MEGAPHYLLITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEGAPHYLLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 1 Img
-
MEGASPIRIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORTHALICOIDEA [Superfamily]
(Land)
- 79 Sp, 11 Var, 33 Img
-
MEGATEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 27 Sp, 0 Var, 15 Img
-
MEGATRIGONIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-MEGATRIGONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 35 Sp, 0 Var, 12 Img
-
MEGOMPHICIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ACAVOIDEA [Superfamily]
(Land)
- 8 Sp, 1 Var, 4 Img
-
MEIOMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-PHOLIDOSKEPIA [Order]
(Sea)
- 4 Sp, 0 Var, 1 Img
-
MELAGATHICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 84 Sp, 0 Var, 3 Img
-
MELANODRYMIIDAE
GASTROPODA Taxon Tree: NEOMPHALINA [Subclass]-NEOMPHALOIDEA [Superfamily]
(Sea)
- 18 Sp, 0 Var, 13 Img
-
MELANOPSIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Freshwater)
- 631 Sp, 199 Var, 167 Img
-
MELONGENIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-BUCCINOIDEA [Superfamily]
(Sea)
- 118 Sp, 16 Var, 73 Img
-
MESOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-DISCOSORIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
MESOCOCHLIOPIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-RISSOOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
MESODESMATIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-MACTROIDEA [Superfamily]
(Sea)
- 48 Sp, 1 Var, 30 Img
-
MESOHIBOLITHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 60 Sp, 1 Var, 55 Img
-
METACERITHIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 7 Img
-
METALEGOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-NEOICOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 53 Sp, 1 Var, 2 Img
-
METASIBIRITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CLYDONITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 0 Img
-
METOPTOMATIDAE
MONOPLACOPHORA Taxon Tree: ARCHINACELLIDA [Order]-ARCHINACELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 26 Sp, 0 Var, 1 Img
-
MICHELINOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 25 Sp, 0 Var, 5 Img
-
MICRACTAEONIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ACHATINOIDEA [Superfamily]
(Land)
- 1 Sp, 0 Var, 1 Img
-
MICRODOMATIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 50 Sp, 0 Var, 1 Img
-
MILACIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PARMACELLOIDEA [Superfamily]
(Land)
- 56 Sp, 0 Var, 14 Img
-
MIMAGONIATITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-AMIMAGONIATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 3 Img
-
MIMOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-AMIMOSPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 5 Img
-
MIMOSPHINCTIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-AMIMOSPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 49 Sp, 0 Var, 7 Img
-
MISURINELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-MATHILDOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 2 Img
-
MITRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-MURICOIDEA [Superfamily]
(Sea)
- 500 Sp, 46 Var, 463 Img
-
MITROMORPHIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 179 Sp, 7 Var, 95 Img
-
MNESTIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-DIAPHANOIDEA [Superfamily]
(Sea)
- 9 Sp, 0 Var, 4 Img
-
MODIOLOPSIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYTILIDA [Order]-MODIOLOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 0 Img
-
MODIOMORPHIDA (unassigned)
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MODIOMORPHIDA [Order]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
MODIOMORPHIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MODIOMORPHIDA [Order]-MODIOMORPHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 189 Sp, 4 Var, 53 Img
-
MODULIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
- 35 Sp, 2 Var, 23 Img
-
MOITESSIERIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Freshwater)
- 112 Sp, 7 Var, 24 Img
-
MOLLUSCA INCERTAE SEDIS
MOLLUSCA INCERTAE SEDIS
(Sea)
(FOSSIL)
- 142 Sp, 0 Var, 91 Img
-
MONADENIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICOIDEA [Superfamily]
(Land)
- 16 Sp, 5 Var, 7 Img
-
MONGOLOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-POPANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
MONOPLACOPHORA INCERTAE SEDIS
MONOPLACOPHORA
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
MONOPLEURIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-RADIOLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 18 Sp, 0 Var, 5 Img
-
MONOPTERIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-AMBONYCHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 2 Img
-
MONOTIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-BUCHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 35 Sp, 0 Var, 1 Img
-
MONTACUTIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-GALEOMMATOIDEA [Superfamily]
(Sea)
- 201 Sp, 2 Var, 59 Img
-
MONTANARIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-ACTINODONTIDA [Order]-AMNIGENIOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
MOPALIIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-ACANTHOCHITONINA [Suborder]-MOPALIOIDEA [Superfamily]
(Sea)
- 97 Sp, 21 Var, 53 Img
-
MORPHOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 18 Sp, 0 Var, 13 Img
-
MOSQUOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TAINOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
MUENSTERELLIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-VAMPYROMORPHA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
MUENSTEROCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PERICYCLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 34 Sp, 0 Var, 10 Img
-
MULLERICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
MULTIANNULATOCYCLITIDAE
TENTACULITA Taxon Tree: CHONIOCONARIDA [Subclass]-TROMPETOCONARIDA [Superorder]-VOLYNITIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
MULTICONIDAE
TENTACULITA Taxon Tree: TENTACULITIDA [Order]
(Sea)
(FOSSIL)
- 0 Sp, 0 Var, 0 Img
-
MULTIFARIIDAE
MONOPLACOPHORA Taxon Tree: CYRTONELLIDA [Order]-CYRTONELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
MUNIERICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-DESMOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 22 Sp, 0 Var, 9 Img
-
MURCHISONELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-MURCHISONELLOIDEA [Superfamily]
(Sea)
- 87 Sp, 0 Var, 25 Img
-
MURCHISONIIDAE
GASTROPODA Taxon Tree: ORTHOGASTROPODA [Subclass]-MURCHISONIINA [Order]-MURCHISONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 366 Sp, 11 Var, 42 Img
-
MURCHISONIOIDEA (unassigned)
GASTROPODA Taxon Tree: ORTHOGASTROPODA [Subclass]-MURCHISONIINA [Order]-MURCHISONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
MURICIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-MURICOIDEA [Superfamily]
(Sea)
- 2649 Sp, 157 Var, 2085 Img
-
MYALINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-AMBONYCHIOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 111 Sp, 0 Var, 30 Img
-
MYCETOPODIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-ETHERIOIDEA [Superfamily]
(Freshwater)
- 47 Sp, 31 Var, 74 Img
-
MYIDA (unassigned)
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MYIDA [Order]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 3 Img
-
MYIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MYIDA [Order]-MYOIDEA [Superfamily]
(Sea)
- 102 Sp, 3 Var, 35 Img
-
MYOCHAMIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-MYOCHAMOIDEA [Superfamily]
(Sea)
- 47 Sp, 2 Var, 18 Img
-
MYODAKRYOTIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-PROKOPIEVSKIOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 3 Sp, 0 Var, 1 Img
-
MYOPHORELLIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-MYOPHORELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 128 Sp, 1 Var, 7 Img
-
MYOPHORICARDIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-CARDITIDA [Order]-CRASSATELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 20 Sp, 0 Var, 3 Img
-
MYOPHORIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 75 Sp, 0 Var, 2 Img
-
MYSIDIELLIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-AMBONYCHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
MYSTERIOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
MYTILIDA (unassigned)
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYTILIDA [Order]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
MYTILIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYTILIDA [Order]-MYTILOIDEA [Superfamily]
(Sea)
- 859 Sp, 36 Var, 378 Img
-
NACELLIDAE
GASTROPODA Taxon Tree: PATELLOGASTROPODA [Subclass]-LOTTIOIDEA [Superfamily]
(Sea)
- 77 Sp, 20 Var, 62 Img
-
NAEFITEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-BOLETZKYIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
NAIADITIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-PROKOPIEVSKIOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 21 Sp, 0 Var, 18 Img
-
NAKAMURANAIADIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONIOIDOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 21 Sp, 0 Var, 1 Img
-
NANNITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-DANUBITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
NANNOLYTOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-LYTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 3 Img
-
NARICOPSINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-AMPULLARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 4 Img
-
NARTHECOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
NASSARIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-BUCCINOIDEA [Superfamily]
(Sea)
- 1025 Sp, 58 Var, 807 Img
-
NATALISSIMIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PTERINOPECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
NATHORSTITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-NATHORSTITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 0 Img
-
NATICIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-NATICOIDEA [Superfamily]
(Sea)
- 918 Sp, 40 Var, 578 Img
-
NATICOPSIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 46 Sp, 1 Var, 6 Img
-
NAUTILIDA (unassigned)
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 1 Img
-
NAUTILIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
- 144 Sp, 3 Var, 21 Img
-
NECROTEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-LOLIGOSEPIIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
NEILONELLIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULANIDA [Order]-NUCULANOIDEA [Superfamily]
(Sea)
- 52 Sp, 1 Var, 23 Img
-
NEITHEIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 0 Img
-
NELEGEROCORNIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 1 Img
-
NEOCOMITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 175 Sp, 0 Var, 42 Img
-
NEOCYCLOTIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-CYCLOPHOROIDEA [Superfamily]
(Land)
- 210 Sp, 21 Var, 100 Img
-
NEODIMORPHOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-NEODIMORPHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 2 Img
-
NEOGASTROPODA (unassigned)
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]
(Sea)
(FOSSIL)
- 23 Sp, 0 Var, 9 Img
-
NEOGLYPHIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-NEOGLYPHIOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 28 Sp, 0 Var, 2 Img
-
NEOICOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-NEOICOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 17 Sp, 0 Var, 1 Img
-
NEOLEPETOPSIDAE
GASTROPODA Taxon Tree: PATELLOGASTROPODA [Subclass]-LEPETOPSACEA [Superfamily]
(Sea)
- 13 Sp, 0 Var, 4 Img
-
NEOLEPTONIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-VENEROIDEA [Superfamily]
(Sea)
- 62 Sp, 0 Var, 13 Img
-
NEOLORICATA (unassigned)
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 0 Sp, 0 Var, 0 Img
-
NEOMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-NEOMENIAMORPHA [Order]
(Sea)
- 19 Sp, 0 Var, 7 Img
-
NEOMIODONTIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-SPHAERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 3 Img
-
NEOMPHALIDAE
GASTROPODA Taxon Tree: NEOMPHALINA [Subclass]-NEOMPHALOIDEA [Superfamily]
(Sea)
- 15 Sp, 0 Var, 9 Img
-
NEOPHYLLOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PHYLLOCERATIDA [Order]-PHYLLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 3 Img
-
NEOPILINIDAE
MONOPLACOPHORA Taxon Tree: TRYBLIDIIDA [Order]
(Sea)
- 31 Sp, 0 Var, 12 Img
-
NEOSTACHEOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-CYCLOLOBOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 47 Sp, 0 Var, 1 Img
-
NEOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 4 Sp, 0 Var, 3 Img
-
NEPHRITICERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-BARRANDEOCERIDA [Order]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 4 Img
-
NEPTUNOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-RUTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
NERIDOMIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 4 Img
-
NERINEIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-NERINEOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 56 Sp, 2 Var, 48 Img
-
NERINELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-NERINEOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 3 Img
-
NERITARIIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 33 Sp, 0 Var, 6 Img
-
NERITIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOIDEA [Superfamily]
(Sea)
- 639 Sp, 85 Var, 379 Img
-
NERITILIIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-HELICINOIDEA [Superfamily]
(Sea)
- 33 Sp, 0 Var, 10 Img
-
NERITOPSIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOPSOIDEA [Superfamily]
(Sea)
- 86 Sp, 2 Var, 19 Img
-
NERRHENIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-NERRHENOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
NEWTONIELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-TRIPHOROIDEA [Superfamily]
(Sea)
- 197 Sp, 1 Var, 68 Img
-
NIERSTRASZELLIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-LEPIDOPLEURIDA [Order]-LEPIDOPLEURINA [Suborder]
(Sea)
- 2 Sp, 0 Var, 2 Img
-
NIPPONONAIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONIOIDOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 9 Sp, 0 Var, 1 Img
-
NIPPONOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
NODODELPHINULIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 15 Sp, 1 Var, 8 Img
-
NOETIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-ARCIDA [Order]-ARCOIDEA [Superfamily]
(Sea)
- 121 Sp, 5 Var, 59 Img
-
NOMISMOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-NOMISMOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
NORDICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-BELOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
NORDOPHICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PHYLLOCERATIDA [Order]-USSURITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
NORIDISCITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TRACHYCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
NORITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-NORITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
NOSTOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-TURRILITINA [Order]-TURRILITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 92 Sp, 2 Var, 16 Img
-
NOTABILITIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
NOTAEOLIDIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-FLABELLINOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 3 Img
-
NOTHOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 25 Sp, 0 Var, 3 Img
-
NOTOBRANCHAEIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-GYMNOSOMATA [Order]-CLIONOIDEA [Superfamily]
(Sea)
- 8 Sp, 1 Var, 9 Img
-
NOTODIAPHANIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-DIAPHANOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 1 Img
-
NOTOMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-CAVIBELONIA [Order]
(Sea)
- 1 Sp, 0 Var, 0 Img
-
NOVITATIDAE
HYOLITHA Taxon Tree: ORTHOTHECIDA [Order]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 0 Img
-
NOWAKIIDAE
TENTACULITA Taxon Tree: DACRYOCONARIDA [Subclass]-NOWAKIIDA [Order]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 3 Img
-
NUCINELLIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-SOLEMYIDA [Order]-MANZANELLOIDEA [Superfamily]
(Sea)
- 37 Sp, 0 Var, 10 Img
-
NUCULANIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULANIDA [Order]-NUCULANOIDEA [Superfamily]
(Sea)
- 603 Sp, 9 Var, 151 Img
-
NUCULARCIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-AFGHANODESMATIDA [Order]-TIRONUCULOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 0 Img
-
NUCULIDA (unassigned)
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULIDA [Order]
(Sea)
- 16 Sp, 0 Var, 4 Img
-
NUCULIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULIDA [Order]-NUCULOIDEA [Superfamily]
(Sea)
- 478 Sp, 10 Var, 143 Img
-
NUDIBRANCHIA (unassigned)
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-DEXIARCHIA [Suborder]
(Sea)
- 0 Sp, 0 Var, 0 Img
-
NYASSIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-ACTINODONTIDA [Order]-NYASSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 2 Img
-
NYSTIELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-EPITONIOIDEA [Superfamily]
(Sea)
- 50 Sp, 0 Var, 26 Img
-
OCHMAZOCHITONIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
OCTOPODA (unassigned)
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
OCTOPODIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-INCIRRATA [Suborder]-OCTOPODOIDEA [Superfamily]
(Sea)
- 268 Sp, 5 Var, 49 Img
-
OCTOPOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 9 Sp, 0 Var, 2 Img
-
OCYTHOIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-INCIRRATA [Suborder]-ARGONAUTOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
ODONTOSTOMIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORTHALICOIDEA [Superfamily]
(Land)
- 136 Sp, 15 Var, 119 Img
-
OECOPTYCHIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 2 Img
-
OFFLEYOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-DISSIDOCERIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
OKADAIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-POLYCEROIDEA [Superfamily]
(Sea)
- 6 Sp, 0 Var, 2 Img
-
OLCOSTEPHANIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 65 Sp, 1 Var, 13 Img
-
OLEACINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-TESTACELLOIDEA [Superfamily]
(Land)
- 126 Sp, 13 Var, 64 Img
-
OLIVELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-OLIVOIDEA [Superfamily]
(Sea)
- 184 Sp, 4 Var, 145 Img
-
OLIVIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-OLIVOIDEA [Superfamily]
(Sea)
- 291 Sp, 180 Var, 393 Img
-
OMALOGYRIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OMALOGYROIDEA [Superfamily]
(Sea)
- 56 Sp, 4 Var, 37 Img
-
OMMASTREPHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 22 Sp, 2 Var, 18 Img
-
OMNIGLYPTIDAE
SCAPHOPODA Taxon Tree: DENTALIIDA [Order]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
OMPHALOCIRRIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-EUOMPHALOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 0 Img
-
OMPHALOTROCHIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-EUOMPHALOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 55 Sp, 0 Var, 2 Img
-
ONCHIDIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-SYSTELLOMMATOPHORA [Order]-ONCHIDIOIDEA [Superfamily]
(Sea)
- 111 Sp, 1 Var, 8 Img
-
ONCHIDORIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-ONCHIDORIDOIDEA [Superfamily]
(Sea)
- 73 Sp, 0 Var, 27 Img
-
ONCOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 73 Sp, 0 Var, 14 Img
-
ONCOCERIDA (unassigned)
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 55 Sp, 0 Var, 15 Img
-
ONYCHOCHILIDAE
MOLLUSCA INCERTAE SEDIS Taxon Tree: MIMOSPIRIDA [Order]-CLISOSPIROIDEA [Superfamily]
(Sea)
(FOSSIL)
- 36 Sp, 0 Var, 7 Img
-
ONYCHOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 48 Sp, 0 Var, 9 Img
-
OONOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 8 Sp, 1 Var, 2 Img
-
OOPELTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ARIONOIDEA [Superfamily]
(Land)
- 4 Sp, 0 Var, 2 Img
-
OOSTERELLIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 2 Img
-
OPHICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 19 Sp, 0 Var, 0 Img
-
OPHIDIOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-TARPHYCERIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 1 Img
-
OPHILETIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-OPHILETOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 80 Sp, 0 Var, 21 Img
-
OPISTHOBRANCHIA (unassigned)
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 6 Img
-
OPISTHONEMATIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-OPHILETOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
OPISTHOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-CIRRATA [Suborder]
(Sea)
- 38 Sp, 0 Var, 5 Img
-
OPPELIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-HAPLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 207 Sp, 2 Var, 94 Img
-
ORBITESTELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-HETEROSTROPHA [Infraclass]
(Sea)
- 32 Sp, 0 Var, 10 Img
-
ORCULIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORCULOIDEA [Superfamily]
(Land)
- 72 Sp, 35 Var, 49 Img
-
OREOHELICIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUNCTOIDEA [Superfamily]
(Land)
- 53 Sp, 21 Var, 22 Img
-
ORIOCRASSATELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-ACTINODONTIDA [Order]-ORIOCRASSATELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 1 Img
-
ORIOSTOMATIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-ORIOSTOMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 120 Sp, 1 Var, 3 Img
-
ORMOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ACTINOCERIDA [Order]
(Sea)
(FOSSIL)
- 24 Sp, 0 Var, 1 Img
-
ORNITHOPECTINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-HETEROPECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
ORTHALICIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORTHALICOIDEA [Superfamily]
(Land)
- 119 Sp, 137 Var, 187 Img
-
ORTHOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 122 Sp, 1 Var, 37 Img
-
ORTHOCERIDA (unassigned)
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 17 Sp, 0 Var, 3 Img
-
ORTHONEMATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-PALAEOSTYLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 40 Sp, 0 Var, 3 Img
-
ORTHONEMIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIMORPHA [Order]
(Sea)
(FOSSIL)
- 60 Sp, 0 Var, 4 Img
-
ORTHONOTIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-SOLENIDA [Order]-ORTHONOTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 1 Var, 6 Img
-
ORTHONYCHIIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYRTONERITIMORPHA [Order]
(Sea)
(FOSSIL)
- 65 Sp, 0 Var, 4 Img
-
ORTHOTHECIDAE
HYOLITHA Taxon Tree: ORTHOTHECIDA [Order]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 0 Img
-
ORTHROZANCLIDAE
DIPLACOPHORA Taxon Tree: SACHITIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ORULGANITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-SCHISTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
OSTEOPELTIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-LEPETELLOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 2 Img
-
OSTREIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-OSTREOIDEA [Superfamily]
(Sea)
- 388 Sp, 26 Var, 150 Img
-
OTINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-EUPULMONATA [Order]-ELLOBIOIDEA [Superfamily]
(Freshwater)
- 1 Sp, 0 Var, 1 Img
-
OTOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-OTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
OTOITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 58 Sp, 1 Var, 32 Img
-
OVATOCONCHIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-SOLEMYIDA [Order]-SOLEMYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
OVULIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-CYPRAEOIDEA [Superfamily]
(Sea)
- 316 Sp, 10 Var, 260 Img
-
OXYCHILIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-GASTRODONTOIDEA [Superfamily]
(Land)
- 191 Sp, 21 Var, 75 Img
-
OXYNOIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]-OXYNOACEA [Suborder]-OXYNOOIDEA [Superfamily]
(Sea)
- 18 Sp, 0 Var, 9 Img
-
OXYNOTICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PSILOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 42 Sp, 0 Var, 16 Img
-
OXYTEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 1 Img
-
OXYTOMIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-OXYTOMOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 34 Sp, 0 Var, 3 Img
-
PACHYCARDIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]
(Freshwater)
(FOSSIL)
- 19 Sp, 0 Var, 0 Img
-
PACHYCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 17 Sp, 0 Var, 6 Img
-
PACHYCHILIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Freshwater)
- 269 Sp, 31 Var, 130 Img
-
PACHYCLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-BILOCLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 1 Img
-
PACHYDISCIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-DESMOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 54 Sp, 0 Var, 8 Img
-
PACHYDOMIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-HIATELLIDA [Order]-EDMONDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
PACHYRISMATIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MEGALODONTIDA [Order]-MEGALODONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 19 Sp, 0 Var, 1 Img
-
PADUNOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-INTEJOCERIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
PAGODATROCHIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 1 Img
-
PALADMETIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CANCELLARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
PALAEACMAEIDAE
MONOPLACOPHORA
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 1 Img
-
PALAEANODONTIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-PALAEANODONTOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 24 Sp, 0 Var, 9 Img
-
PALAEOBELEMNOPSIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-AULACOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
PALAEOCARDITIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-CARDIIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
PALAEOCTOPODIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 2 Img
-
PALAEOLOLIGINIDAE
CEPHALOPODA Taxon Tree: MESOTEUTHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 4 Img
-
PALAEOMUTELIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-ACTINODONTIDA [Order]-PALAEOMUTELOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 92 Sp, 0 Var, 1 Img
-
PALAEONARICIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 2 Img
-
PALAEOPHARIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MODIOMORPHIDA [Order]-MODIOMORPHOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 9 Sp, 1 Var, 0 Img
-
PALAEOPHYLLITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PHYLLOCERATIDA [Order]-USSURITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
PALAEORISSOINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-RISSOOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
PALAEOSTOIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-CLAUSILIOIDEA [Superfamily]
(Land)
(FOSSIL)
- 3 Sp, 0 Var, 1 Img
-
PALAEOSTYLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-PALAEOSTYLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 34 Sp, 0 Var, 2 Img
-
PALAEOTROCHIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-PALAEOTROCHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 1 Img
-
PALAEOXESTINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-GASTRODONTOIDEA [Superfamily]
(Land)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
PALAEOZYGOPLEURIDAE
GASTROPODA Taxon Tree: ORTHOGASTROPODA [Subclass]-MURCHISONIINA [Order]-LOXONEMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 98 Sp, 1 Var, 8 Img
-
PALEOLORICATA (unassigned)
POLYPLACOPHORA Taxon Tree: PALEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
PALERMOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-ADRIANITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
PALUDOMIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Freshwater)
- 106 Sp, 12 Var, 38 Img
-
PANDORIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-PANDOROIDEA [Superfamily]
(Sea)
- 65 Sp, 3 Var, 45 Img
-
PAPILLODERMATIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PAPILLODERMATOIDEA [Superfamily]
(Land)
- 1 Sp, 0 Var, 1 Img
-
PARABACTRITIDAE
CEPHALOPODA Taxon Tree: BACTRITOIDEA [Subclass]-BACTRITIDA [Order]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 0 Img
-
PARACELTITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-XENODISCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 23 Sp, 0 Var, 0 Img
-
PARACENOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-NAUTILITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 34 Sp, 0 Var, 1 Img
-
PARACYCLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-LUCINIDA [Order]-LUCINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 7 Img
-
PARAGASTRIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-NEOICOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 139 Sp, 0 Var, 2 Img
-
PARAGOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-DINARITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 0 Img
-
PARAHOPLITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-DOUVILLEICERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 33 Sp, 3 Var, 18 Img
-
PARAKORILITHIDAE
HYOLITHA Taxon Tree: SULCAVITIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
PARALLELODONTIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-ARCIDA [Order]-ARCOIDEA [Superfamily]
(Sea)
- 104 Sp, 1 Var, 22 Img
-
PARANOWAKIIDAE
TENTACULITA Taxon Tree: CHONIOCONARIDA [Subclass]-LIRIOCONARIDA [Superorder]-HOMOCTENIDA [Order]
(Sea)
(FOSSIL)
- 26 Sp, 4 Var, 0 Img
-
PARAPHRAGMITIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-DISSIDOCERIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
PARAPOPANOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEGAPHYLLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 36 Sp, 0 Var, 4 Img
-
PARASHUMARDITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-SHUMARDITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
PARATHISBITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TROPITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
PARATURBINIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-OPHILETOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
PARAULOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]-RUTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
PARAWOCKLUMERIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-WOCKLUMERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 7 Img
-
PARHEDYLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-ACOCHLIDIACEA [Order]-PARHEDYLOIDEA [Superfamily]
(Sea)
- 21 Sp, 0 Var, 9 Img
-
PARILIMYIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-PHOLADOMYOIDEA [Superfamily]
(Sea)
- 21 Sp, 0 Var, 12 Img
-
PARKINSONIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 44 Sp, 1 Var, 31 Img
-
PARMACELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PARMACELLOIDEA [Superfamily]
(Land)
- 21 Sp, 0 Var, 7 Img
-
PARODOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-TORNOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 7 Img
-
PARTULIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PARTULOIDEA [Superfamily]
(Land)
- 119 Sp, 12 Var, 53 Img
-
PARVULATOPSIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
PASKENTANIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ABYSSOCHRYSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 4 Img
-
PASSALOTEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 47 Sp, 0 Var, 18 Img
-
PATELLICONIDAE
MOLLUSCA INCERTAE SEDIS
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
PATELLIDAE
GASTROPODA Taxon Tree: PATELLOGASTROPODA [Subclass]-PATELLOIDEA [Superfamily]
(Sea)
- 96 Sp, 28 Var, 82 Img
-
PATELLOGASTROPODA (unassigned)
GASTROPODA Taxon Tree: PATELLOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 0 Sp, 0 Var, 0 Img
-
PAUXILLITIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
PAVLODISCIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PORCELLIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
PECTINIDA (unassigned)
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 3 Img
-
PECTINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PECTINOIDEA [Superfamily]
(Sea)
- 1103 Sp, 95 Var, 504 Img
-
PECTINODONTIDAE
GASTROPODA Taxon Tree: PATELLOGASTROPODA [Subclass]-LOTTIOIDEA [Superfamily]
(Sea)
- 31 Sp, 0 Var, 14 Img
-
PEDICULARIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-CYPRAEOIDEA [Superfamily]
(Sea)
- 51 Sp, 2 Var, 27 Img
-
PELAGIELLIDAE
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-PELAGIELLIFORMES [Order]-PELAGIELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 23 Sp, 0 Var, 6 Img
-
PELTOSPIRIDAE
GASTROPODA Taxon Tree: NEOMPHALINA [Subclass]-NEOMPHALOIDEA [Superfamily]
(Sea)
- 23 Sp, 0 Var, 16 Img
-
PELYCIDIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-LITTORINOIDEA [Superfamily]
(Sea)
- 16 Sp, 0 Var, 3 Img
-
PENDROMIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]
(Sea)
- 12 Sp, 0 Var, 3 Img
-
PENEAUIIDAE
TENTACULITA Taxon Tree: DACRYOCONARIDA [Subclass]-NOWAKIIDA [Order]
(Sea)
(FOSSIL)
- 7 Sp, 4 Var, 0 Img
-
PENICILLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-CLAVAGELLOIDEA [Superfamily]
(Sea)
- 13 Sp, 0 Var, 7 Img
-
PERACLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-THECOSOMATA [Order]-CYMBULIOIDEA [Superfamily]
(Sea)
- 11 Sp, 1 Var, 10 Img
-
PEREIRAEIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 6 Img
-
PERGAMIDIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PTERIIDA [Order]-PTERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
PERICYCLIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PERICYCLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 42 Sp, 0 Var, 12 Img
-
PERIPLOMATIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-THRACIOIDEA [Superfamily]
(Sea)
- 81 Sp, 1 Var, 29 Img
-
PERISPHINCTIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 236 Sp, 1 Var, 140 Img
-
PERISSITYIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]
(Sea)
(FOSSIL)
- 34 Sp, 0 Var, 17 Img
-
PERMANOMIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-ANOMIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
PERMOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TRIGONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
PERMONAUTILIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 0 Img
-
PERNOPECTINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-ENTOLIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 20 Sp, 0 Var, 1 Img
-
PERRINITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-SHUMARDITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 26 Sp, 0 Var, 0 Img
-
PERSICITHECIDAE
HYOLITHA Taxon Tree: CALYPTOPTOMATIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 1 Img
-
PERSONIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TONNOIDEA [Superfamily]
(Sea)
- 38 Sp, 5 Var, 37 Img
-
PERUNELIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-PERUNELOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
PETTEROCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-PHARCICERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
PHANEROTREMATIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-EOTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 33 Sp, 1 Var, 13 Img
-
PHARCICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-PHARCICERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 41 Sp, 0 Var, 16 Img
-
PHARIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-SOLENIDA [Order]-SOLENOIDEA [Superfamily]
(Sea)
- 108 Sp, 2 Var, 52 Img
-
PHASEOLIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULANIDA [Order]-NUCULANOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 0 Img
-
PHASIANELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PHASIANELLOIDEA [Superfamily]
(Sea)
- 108 Sp, 11 Var, 78 Img
-
PHENACOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-DIMEROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 2 Var, 1 Img
-
PHENACOLEPADIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOIDEA [Superfamily]
(Sea)
- 51 Sp, 0 Var, 26 Img
-
PHILINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-PHILINOIDEA [Superfamily]
(Sea)
- 122 Sp, 2 Var, 36 Img
-
PHILINOGLOSSIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-PHILINOIDEA [Superfamily]
(Sea)
- 7 Sp, 0 Var, 1 Img
-
PHILINORBIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-PHILINOIDEA [Superfamily]
(Sea)
- 8 Sp, 0 Var, 2 Img
-
PHILOBRYIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-ARCIDA [Order]-LIMOPSOIDEA [Superfamily]
(Sea)
- 138 Sp, 0 Var, 20 Img
-
PHILOMYCIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ARIONOIDEA [Superfamily]
(Land)
- 36 Sp, 5 Var, 11 Img
-
PHOLADIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MYIDA [Order]-PHOLADOIDEA [Superfamily]
(Sea)
- 138 Sp, 4 Var, 75 Img
-
PHOLADOMYIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-PHOLADOMYOIDEA [Superfamily]
(Sea)
- 122 Sp, 1 Var, 35 Img
-
PHOLADOMYOIDEA (unassigned)
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-PHOLADOMYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 2 Img
-
PHOLIDOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 3 Sp, 0 Var, 2 Img
-
PHOLIDOTOMIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-MURICOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 23 Sp, 3 Var, 3 Img
-
PHRAGMOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-DISCOSORIDA [Order]
(Sea)
(FOSSIL)
- 104 Sp, 5 Var, 21 Img
-
PHRAGMOTEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-PHRAGMOTEUTHIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
PHRICODOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-EODEROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 32 Sp, 0 Var, 4 Img
-
PHTHANONCOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
PHYLLIDIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-PHYLLIDIOIDEA [Superfamily]
(Sea)
- 77 Sp, 1 Var, 56 Img
-
PHYLLIROIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-TRITONIOIDEA [Superfamily]
(Sea)
- 5 Sp, 0 Var, 3 Img
-
PHYLLOCERATIDA (unassigned)
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PHYLLOCERATIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
PHYLLOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PHYLLOCERATIDA [Order]-PHYLLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 120 Sp, 5 Var, 52 Img
-
PHYLLOMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-STERROFUSTIA [Order]
(Sea)
- 9 Sp, 0 Var, 4 Img
-
PHYMATOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-HILDOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 62 Sp, 0 Var, 26 Img
-
PHYMATOPLEURIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 69 Sp, 0 Var, 2 Img
-
PHYSIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-HYGROPHILA [Order]-PLANORBOIDEA [Superfamily]
(Freshwater)
- 152 Sp, 35 Var, 102 Img
-
PICHLERIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-PICHLERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
PICKWORTHIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-LITTORINOIDEA [Superfamily]
(Sea)
- 79 Sp, 1 Var, 31 Img
-
PILEOLIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 11 Img
-
PILOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 4 Img
-
PINACITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-AGONIATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 5 Img
-
PINACOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-PINACOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 0 Img
-
PINNIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-PINNOIDEA [Superfamily]
(Sea)
- 139 Sp, 1 Var, 54 Img
-
PINUFIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
PIRICLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-PLATYCLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
PISANIANURIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TONNOIDEA [Superfamily]
(Sea)
- 6 Sp, 0 Var, 2 Img
-
PISEINOTECIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-AEOLIDIOIDEA [Superfamily]
(Sea)
- 8 Sp, 0 Var, 4 Img
-
PLACENTICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-HOPLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 41 Sp, 6 Var, 14 Img
-
PLACUNIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-ANOMIOIDEA [Superfamily]
(Sea)
- 9 Sp, 0 Var, 5 Img
-
PLAGIOPTYCHIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-RADIOLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 0 Img
-
PLAGIOTHYRIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 1 Img
-
PLAKOBRANCHIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]-PLAKOBRANCHACEA [Suborder]-PLAKOBRANCHOIDEA [Superfamily]
(Sea)
- 130 Sp, 0 Var, 85 Img
-
PLANAXIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
- 105 Sp, 1 Var, 42 Img
-
PLANITROCHIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-OPHILETOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
PLANORBIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-HYGROPHILA [Order]-PLANORBOIDEA [Superfamily]
(Freshwater)
- 911 Sp, 80 Var, 212 Img
-
PLATYCERATIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-PLATYCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 379 Sp, 12 Var, 59 Img
-
PLATYCLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-PLATYCLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 87 Sp, 2 Var, 15 Img
-
PLATYHEDYLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]-PLAKOBRANCHACEA [Suborder]-PLAKOBRANCHOIDEA [Superfamily]
(Sea)
- 4 Sp, 0 Var, 1 Img
-
PLATYLENTICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 1 Img
-
PLECTOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-BARRANDEOCERIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
PLECTONOTIDAE
GASTROPODA Taxon Tree: AMPHIGASTROPODA [Subclass]-BELLEROPHONTIDA [Order]-BELLEROPHONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 47 Sp, 3 Var, 1 Img
-
PLECTOPYLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PLECTOPYLOIDEA [Superfamily]
(Land)
- 117 Sp, 14 Var, 42 Img
-
PLECTRONOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-PLECTRONOCERIDA [Order]
(Sea)
(FOSSIL)
- 23 Sp, 0 Var, 0 Img
-
PLEIOPTYGMATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-MURICOIDEA [Superfamily]
(Sea)
- 14 Sp, 0 Var, 12 Img
-
PLESIOTEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-TEUTHIDA [Order]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 2 Img
-
PLESIOTROCHIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CAMPANILOIDEA [Superfamily]
(Sea)
- 23 Sp, 0 Var, 10 Img
-
PLETHOCARDIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MEGALODONTIDA [Order]-MECYNODONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 2 Img
-
PLETHOSPIRIDAE
GASTROPODA Taxon Tree: ORTHOGASTROPODA [Subclass]-MURCHISONIINA [Order]-MURCHISONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 1 Img
-
PLEUROBRANCHAEIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-PLEUROBRANCHOMORPHA [Order]-PLEUROBRANCHOIDEA [Superfamily]
(Sea)
- 25 Sp, 0 Var, 9 Img
-
PLEUROBRANCHIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-PLEUROBRANCHOMORPHA [Order]-PLEUROBRANCHOIDEA [Superfamily]
(Sea)
- 88 Sp, 0 Var, 35 Img
-
PLEUROCERIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Freshwater)
- 258 Sp, 56 Var, 76 Img
-
PLEURODESMATIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MYIDA [Order]-MYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
PLEURODISCIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-CHONDRINOIDEA [Superfamily]
(Land)
- 9 Sp, 0 Var, 3 Img
-
PLEURODONTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-POLYGYROIDEA [Superfamily]
(Land)
- 124 Sp, 33 Var, 93 Img
-
PLEUROLIDIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-AEOLIDIOIDEA [Superfamily]
(Sea)
- 2 Sp, 0 Var, 1 Img
-
PLEUROMYIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MYIDA [Order]-PLEUROMYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 26 Sp, 0 Var, 6 Img
-
PLEURONAUTILIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
PLEURONECTITIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
PLEURONODOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-XENODISCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 39 Sp, 0 Var, 0 Img
-
PLEUROTOMARIIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]
(Sea)
- 283 Sp, 9 Var, 89 Img
-
PLEUROTOMARIOIDEA (unassigned)
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
PLICATOSTYLIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PTERIIDA [Order]-PTERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
PLICATOUNIONIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONIOIDOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
PLICATULIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PLICATULOIDEA [Superfamily]
(Sea)
- 79 Sp, 3 Var, 40 Img
-
PLICATUSIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-PERUNELOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
PLIOPHOLYGIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-VIVIPAROIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
PNEUMODERMATIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-GYMNOSOMATA [Order]-CLIONOIDEA [Superfamily]
(Sea)
- 25 Sp, 7 Var, 31 Img
-
POLIDEVCIIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULANIDA [Order]-NUCULANOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
POLLICIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-ARCTICOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
POLLICINIDAE
MONOPLACOPHORA Taxon Tree: CYRTONELLIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
POLYCERIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-POLYCEROIDEA [Superfamily]
(Sea)
- 170 Sp, 4 Var, 103 Img
-
POLYCONITIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-RADIOLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 1 Img
-
POLYCYLINDRITIDAE
TENTACULITA Taxon Tree: CHONIOCONARIDA [Subclass]-LIRIOCONARIDA [Superorder]-HOMOCTENIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
POLYDESMIIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ACTINOCERIDA [Order]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 4 Img
-
POLYELASMOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 1 Img
-
POLYGYRIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-POLYGYROIDEA [Superfamily]
(Land)
- 292 Sp, 31 Var, 96 Img
-
POLYGYRINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-PERUNELOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 3 Img
-
POLYMERIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-DISSIDOCERIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
POLYMORPHITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-EODEROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 74 Sp, 4 Var, 16 Img
-
POLYPLACOPHORA (unassigned)
POLYPLACOPHORA
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
POLYPTYCHITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 117 Sp, 0 Var, 15 Img
-
POLYTREMARIIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
POMATIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-LITTORINOIDEA [Superfamily]
(Land)
- 840 Sp, 551 Var, 579 Img
-
POMATIOPSIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Freshwater)
- 203 Sp, 17 Var, 51 Img
-
POMMEROZYGIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-PERUNELOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
PONTICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-GEPHUROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 30 Sp, 0 Var, 2 Img
-
POPANOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-POPANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
POPENELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
PORCELLIIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PORCELLIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 89 Sp, 0 Var, 8 Img
-
POROMYIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-POROMYOIDEA [Superfamily]
(Sea)
- 75 Sp, 0 Var, 33 Img
-
PORTLOCKIELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 32 Sp, 0 Var, 3 Img
-
POSIDONIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-POSIDONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 35 Sp, 0 Var, 6 Img
-
POSTTORNOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-TORNOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 25 Sp, 0 Var, 2 Img
-
POTAMIDIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
- 237 Sp, 49 Var, 173 Img
-
POTERIOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 6 Img
-
PRAECARDIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-PRAECARDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 1 Img
-
PRAECARDIOIDEA (unassigned)
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-PRAECARDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 0 Sp, 0 Var, 0 Img
-
PRAECUVIERINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-THECOSOMATA [Order]-CAVOLINIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
PRAEGLYPHIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PRIONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 1 Var, 0 Img
-
PRAELUCINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-DUALINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
PRAENUCULIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULIDA [Order]-NUCULOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 31 Sp, 0 Var, 14 Img
-
PRAGOSCUTULIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 1 Img
-
PRAGOSERPULINIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-OPHILETOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
PREACANTHOCHITONIDAE
POLYPLACOPHORA Taxon Tree: PALEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
PRILUKIELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-PRILUKIELLOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 5 Sp, 1 Var, 0 Img
-
PRIONITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 52 Sp, 0 Var, 1 Img
-
PRIONOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PRIONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 78 Sp, 0 Var, 4 Img
-
PRISTILOMATIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-GASTRODONTOIDEA [Superfamily]
(Land)
- 118 Sp, 5 Var, 27 Img
-
PROARCESTIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-ARCESTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
PROBILLINGSITIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ASCOCERIDA [Order]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 1 Img
-
PROCARINARIIDAE
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-HELCIONELLIFORMES [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
PROCARNITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEGAPHYLLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 0 Img
-
PROCERITHIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 55 Sp, 0 Var, 25 Img
-
PROCHAETODERMATIDAE
CAUDOFOVEATA Taxon Tree: CAUDOFOVEATA [Subclass]-CHAETODERMATIDA [Order]
(Sea)
- 42 Sp, 0 Var, 7 Img
-
PROCONULIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 29 Sp, 1 Var, 11 Img
-
PROCORNICULINIDAE
TENTACULITA Taxon Tree: DACRYOCONARIDA [Subclass]-PROCORNICULINIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
PROCTONOTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]
(Sea)
- 32 Sp, 0 Var, 22 Img
-
PRODENTALIIDAE
SCAPHOPODA Taxon Tree: DENTALIIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 1 Img
-
PRODROMITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-KARAGANDOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
PROKOPIEVSKIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-PROKOPIEVSKIOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 6 Sp, 0 Var, 5 Img
-
PROLECANITIDA (unassigned)
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PROLECANITIDA [Order]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 0 Img
-
PROLECANITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PROLECANITIDA [Order]-PROLECANITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 39 Sp, 0 Var, 2 Img
-
PROLOBITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-DIMEROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 17 Sp, 1 Var, 5 Img
-
PROLYELLICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ACANTHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 1 Img
-
PROMACHOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 3 Sp, 0 Var, 1 Img
-
PRONEOMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-CAVIBELONIA [Order]
(Sea)
- 37 Sp, 0 Var, 13 Img
-
PRONORITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PROLECANITIDA [Order]-MEDLICOTTIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 46 Sp, 0 Var, 1 Img
-
PROPEAMUSSIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PECTINOIDEA [Superfamily]
(Sea)
- 203 Sp, 3 Var, 115 Img
-
PROPLINIDAE
MONOPLACOPHORA Taxon Tree: TRYBLIDIIDA [Order]-TRYBLIDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
PROPTYCHITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 116 Sp, 0 Var, 1 Img
-
PROPUPASPIRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 1 Img
-
PROSERPINELLIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-HELICINOIDEA [Superfamily]
(Land)
- 14 Sp, 0 Var, 1 Img
-
PROSERPINIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-HELICINOIDEA [Superfamily]
(Land)
- 9 Sp, 1 Var, 5 Img
-
PROSOCOELIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MEGALODONTIDA [Order]-MECYNODONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
PROSOGYROTRIGONIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
PROSPONDYLIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PROSPONDYLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
PROSTYLIFERIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
PROTACTINOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PROTACTINOCERIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
PROTANCYLOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-PROTANCYLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 28 Sp, 0 Var, 8 Img
-
PROTEOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 49 Sp, 0 Var, 4 Img
-
PROTEROCAMEROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ENDOCERIDA [Order]
(Sea)
(FOSSIL)
- 50 Sp, 0 Var, 4 Img
-
PROTEUSITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-NATHORSTITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 2 Img
-
PROTHYRIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-SOLENIDA [Order]-ORTHONOTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 19 Sp, 0 Var, 5 Img
-
PROTOCHITONIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-LEPIDOPLEURIDA [Order]-LEPIDOPLEURINA [Suborder]
(Sea)
- 4 Sp, 0 Var, 1 Img
-
PROTOCONCHOIDIDAE
MONOPLACOPHORA Taxon Tree: TRYBLIDIIDA [Order]-TRYBLIDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 1 Img
-
PROTOCUSPIDARIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-CUSPIDARIOIDEA [Superfamily]
(Sea)
- 19 Sp, 0 Var, 2 Img
-
PROTOCYCLOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]
(Sea)
(FOSSIL)
- 40 Sp, 0 Var, 3 Img
-
PROTORCULIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-PERUNELOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 46 Sp, 0 Var, 2 Img
-
PROVANNIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ABYSSOCHRYSOIDEA [Superfamily]
(Sea)
- 54 Sp, 0 Var, 25 Img
-
PRUVOTINIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-CAVIBELONIA [Order]
(Sea)
- 31 Sp, 0 Var, 6 Img
-
PSAMMOBIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-TELLINOIDEA [Superfamily]
(Sea)
- 177 Sp, 6 Var, 110 Img
-
PSEUDARCIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-LYRODESMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
PSEUDARIETITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PRIONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 0 Img
-
PSEUDOBIGALEAIDAE
ROSTROCONCHIA Taxon Tree: CONOCARDIIDA [Order]-HIPPOCARDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 32 Sp, 0 Var, 7 Img
-
PSEUDOCARDINIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-PSEUDOCARDINIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
PSEUDOCLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-TORNOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 1 Img
-
PSEUDOCOCCULINIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-LEPETELLOIDEA [Superfamily]
(Sea)
- 45 Sp, 0 Var, 23 Img
-
PSEUDOCYRTODONTIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULANIDA [Order]-NUCULANOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 3 Img
-
PSEUDODICOELITIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
PSEUDOHALORITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PSEUDOHALORITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 50 Sp, 0 Var, 0 Img
-
PSEUDOHYRIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONIOIDOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 10 Sp, 0 Var, 2 Img
-
PSEUDOLIVIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-OLIVOIDEA [Superfamily]
(Sea)
- 62 Sp, 5 Var, 39 Img
-
PSEUDOMELANIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-PSEUDOMELANIOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 61 Sp, 0 Var, 21 Img
-
PSEUDOMELATOMIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 772 Sp, 22 Var, 448 Img
-
PSEUDOMONOTIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PSEUDOMONOTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 44 Sp, 0 Var, 3 Img
-
PSEUDONAUTILIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-NAUTILITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 49 Sp, 0 Var, 2 Img
-
PSEUDOPARALEGOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-SCHISTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 1 Img
-
PSEUDOPHORIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-OPHILETOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 70 Sp, 0 Var, 8 Img
-
PSEUDORTHOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-PSEUDORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 47 Sp, 0 Var, 10 Img
-
PSEUDORTHONYCHIIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
PSEUDOSCHIZOGONIIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-EOTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
PSEUDOTIROLITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-XENODISCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 34 Sp, 0 Var, 0 Img
-
PSEUDOTISSOTIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ACANTHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 22 Sp, 4 Var, 15 Img
-
PSEUDOTRITONIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]
(Sea)
(FOSSIL)
- 22 Sp, 0 Var, 10 Img
-
PSEUDOTURCICIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
PSEUDOVERMIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-FIONOIDEA [Superfamily]
(Sea)
- 16 Sp, 0 Var, 2 Img
-
PSEUDOWORTHENIELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SCHIZOGONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
PSEUDOZYGOPLEURIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 173 Sp, 0 Var, 13 Img
-
PSEUDUNELIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-ACOCHLIDIACEA [Order]-ACOCHLIDIOIDEA [Superfamily]
(Sea)
- 5 Sp, 0 Var, 2 Img
-
PSILOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PSILOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 46 Sp, 0 Var, 8 Img
-
PSYCHROTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
PTERIIDA (unassigned)
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PTERIIDA [Order]
(Sea)
(FOSSIL)
- 78 Sp, 0 Var, 4 Img
-
PTERIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PTERIIDA [Order]-PTERIOIDEA [Superfamily]
(Sea)
- 208 Sp, 15 Var, 113 Img
-
PTERINEIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]
(Sea)
(FOSSIL)
- 114 Sp, 1 Var, 38 Img
-
PTERINOPECTINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PTERINOPECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 68 Sp, 2 Var, 17 Img
-
PTERIOIDEA (unassigned)
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PTERIIDA [Order]-PTERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
PTERIOMORPHIA (unassigned)
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
PTEROCARDIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-CARDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 0 Img
-
PTEROTHECIDAE
GASTROPODA Taxon Tree: AMPHIGASTROPODA [Subclass]-BELLEROPHONTIDA [Order]-BELLEROPHONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 54 Sp, 0 Var, 2 Img
-
PTEROTRACHEIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-PTEROTRACHEOIDEA [Superfamily]
(Sea)
- 6 Sp, 0 Var, 4 Img
-
PTEROTRIGONIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-MEGATRIGONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 91 Sp, 3 Var, 9 Img
-
PTERYGOTHECIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]-HYOLITHINA [Suborder]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
PTYCHATRACTIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-TURBINELLOIDEA [Superfamily]
(Sea)
- 66 Sp, 3 Var, 36 Img
-
PTYCHITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-PTYCHITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 31 Sp, 0 Var, 1 Img
-
PTYCHOCAULIDAE
GASTROPODA Taxon Tree: ORTHOGASTROPODA [Subclass]-MURCHISONIINA [Order]-MURCHISONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 20 Sp, 1 Var, 1 Img
-
PTYCHOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-ANCYLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 23 Sp, 1 Var, 2 Img
-
PTYCHOMPHALIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PTYCHOMPHALOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 34 Sp, 0 Var, 2 Img
-
PTYCHOMYIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-CARDITIDA [Order]-CRASSATELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 1 Var, 2 Img
-
PUCAMYIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-ARCIDA [Order]-GLYPTARCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
PUGNELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 35 Sp, 0 Var, 27 Img
-
PULCHELLIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PULCHELLIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 21 Sp, 0 Var, 14 Img
-
PULSELLIDAE
SCAPHOPODA Taxon Tree: GADILIDA [Order]
(Sea)
- 40 Sp, 0 Var, 13 Img
-
PULVINITIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PTERIIDA [Order]-PTERIOIDEA [Superfamily]
(Sea)
- 3 Sp, 0 Var, 2 Img
-
PUNCTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUNCTOIDEA [Superfamily]
(Land)
- 185 Sp, 11 Var, 64 Img
-
PUPILLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUPILLOIDEA [Superfamily]
(Land)
- 98 Sp, 5 Var, 32 Img
-
PUPINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-CYCLOPHOROIDEA [Superfamily]
(Land)
- 187 Sp, 12 Var, 108 Img
-
PURPURINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-LITTORINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 45 Sp, 1 Var, 16 Img
-
PURPUROIDEIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-LITTORINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 33 Sp, 0 Var, 5 Img
-
PYRAMIDELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PYRAMIDELLOIDEA [Superfamily]
(Sea)
- 3871 Sp, 51 Var, 1047 Img
-
PYRAMIDULIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-CHONDRINOIDEA [Superfamily]
(Land)
- 13 Sp, 2 Var, 10 Img
-
PYRAMIMITRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]
(Sea)
- 19 Sp, 0 Var, 16 Img
-
PYROPELTIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-LEPETELLOIDEA [Superfamily]
(Sea)
- 9 Sp, 0 Var, 4 Img
-
PYROPSIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-SARGANOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 0 Sp, 0 Var, 0 Img
-
PYROTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 7 Sp, 0 Var, 3 Img
-
QUENSTEDTIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-TELLINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 22 Sp, 0 Var, 9 Img
-
QUIJOTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-PLEUROBRANCHOMORPHA [Order]-PLEUROBRANCHOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 0 Img
-
RADIOLITIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-RADIOLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 85 Sp, 0 Var, 12 Img
-
RAETOMYIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MYIDA [Order]-MYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
RAMONALINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-AMBONYCHIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
RAMOSITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-NEODIMORPHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 17 Sp, 0 Var, 4 Img
-
RANELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TONNOIDEA [Superfamily]
(Sea)
- 305 Sp, 34 Var, 253 Img
-
RANGEROCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-DISSIDOCERIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
RAPHISTOMATIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-OPHILETOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 71 Sp, 1 Var, 18 Img
-
RAPHITOMIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 935 Sp, 63 Var, 461 Img
-
RASTODENTIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-CINGULOPSOIDEA [Superfamily]
(Sea)
- 9 Sp, 0 Var, 2 Img
-
RATHOUISIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-SYSTELLOMMATOPHORA [Order]-VERONICELLOIDEA [Superfamily]
(Land)
- 14 Sp, 0 Var, 1 Img
-
RECTOCLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-CYRTOCLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 33 Sp, 2 Var, 4 Img
-
REDONIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-ARCHIHETERODONTA [Infraclass]-ACTINODONTIDA [Order]-ANODONTOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 4 Img
-
REINECKEIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 40 Sp, 2 Var, 14 Img
-
REQUIENIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-REQUIENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 23 Sp, 1 Var, 9 Img
-
RETICULOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-GASTRIOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 68 Sp, 1 Var, 14 Img
-
RETROCERAMIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-INOCERAMOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 0 Img
-
RETUSIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-BULLOIDEA [Superfamily]
(Sea)
- 158 Sp, 6 Var, 66 Img
-
RHABDIDAE
SCAPHOPODA Taxon Tree: DENTALIIDA [Order]
(Sea)
- 8 Sp, 0 Var, 3 Img
-
RHABDOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CHORISTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
RHAPHISCHISMATIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
RHAPHISTOMELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PTYCHOMPHALOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 2 Img
-
RHIPHAEOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TAINOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 0 Img
-
RHIPHAEOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DONOVANICONIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
RHIPIDOHERPIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-CAVIBELONIA [Order]
(Sea)
- 2 Sp, 0 Var, 0 Img
-
RHIZORIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-BULLOIDEA [Superfamily]
(Sea)
- 52 Sp, 3 Var, 25 Img
-
RHODOPIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-MURCHISONELLOIDEA [Superfamily]
(Sea)
- 9 Sp, 0 Var, 2 Img
-
RHOMBOPTERIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-RHOMBOPTERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
RHOPALOMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-CAVIBELONIA [Order]
(Sea)
- 14 Sp, 0 Var, 2 Img
-
RHYMMOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-NEOGLYPHIOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 1 Img
-
RHYTIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-RHYTIDOIDEA [Superfamily]
(Land)
- 158 Sp, 36 Var, 58 Img
-
RHYTIDOPILIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-OPHILETOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
RIBEIRIIDAE
ROSTROCONCHIA Taxon Tree: RIBEIRIOIDA [Order]-RIBEIRIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 36 Sp, 0 Var, 20 Img
-
RIMELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
- 66 Sp, 1 Var, 45 Img
-
RIMKINITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CERATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
RINGICULIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-HETEROSTROPHA [Infraclass]-RINGICULOIDEA [Superfamily]
(Sea)
- 157 Sp, 3 Var, 49 Img
-
RIOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 0 Img
-
RISSOELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-HETEROSTROPHA [Infraclass]-RISSOELLOIDEA [Superfamily]
(Sea)
- 82 Sp, 4 Var, 20 Img
-
RISSOIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-RISSOOIDEA [Superfamily]
(Sea)
- 1204 Sp, 105 Var, 535 Img
-
RISSOINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-RISSOOIDEA [Superfamily]
(Sea)
- 523 Sp, 14 Var, 213 Img
-
RISSOOIDEA (unassigned)
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-RISSOOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 33 Sp, 1 Var, 1 Img
-
ROSSIITIDAE
TENTACULITA Taxon Tree: CHONIOCONARIDA [Subclass]-TROMPETOCONARIDA [Superorder]-VOLYNITIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
ROSTELLARIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
- 206 Sp, 13 Var, 155 Img
-
ROTOPERICYCLIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PERICYCLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 6 Img
-
RUDOLFOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
RUEDEMANNOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-DISCOSORIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 3 Img
-
RUGAECONIDAE
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-HELCIONELLIFORMES [Order]-YOCHELCIONELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 3 Img
-
RUNCINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-RUNCINOIDEA [Superfamily]
(Sea)
- 54 Sp, 0 Var, 18 Img
-
RUTITRIGONIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-MYOPHORELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 49 Sp, 0 Var, 3 Img
-
RUTOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-RUTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 4 Img
-
SABRINELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
SACHITIDA (unassigned)
DIPLACOPHORA Taxon Tree: SACHITIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
SACOGLOSSA (unassigned)
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
SACTORTHOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-DISSIDOCERIDA [Order]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 5 Img
-
SAGDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-SAGDOIDEA [Superfamily]
(Land)
- 96 Sp, 4 Var, 55 Img
-
SAGECERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-SAGECERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 0 Img
-
SAHAROPTERIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
SAIKRACONCHIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-ALATOCONCHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
SALPINGOTEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 3 Img
-
SANCTICAROLITIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-UNIONOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
SANDALOMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-PHOLIDOSKEPIA [Order]
(Sea)
- 2 Sp, 0 Var, 0 Img
-
SANDLINGITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CLYDONITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 0 Img
-
SANGUINOLITIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-GRAMMYSIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 111 Sp, 0 Var, 10 Img
-
SAREPTIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULIDA [Order]-SAREPTOIDEA [Superfamily]
(Sea)
- 22 Sp, 0 Var, 5 Img
-
SARGANIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-SARGANOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 1 Img
-
SCALANERITINIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 5 Img
-
SCALIOLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
- 48 Sp, 2 Var, 14 Img
-
SCANOCHITONIDAE
POLYPLACOPHORA Taxon Tree: PALEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
SCAPHANDRIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-PHILINOIDEA [Superfamily]
(Sea)
- 113 Sp, 4 Var, 46 Img
-
SCAPHELLINIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
SCAPHITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-TURRILITINA [Order]-SCAPHITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 138 Sp, 8 Var, 45 Img
-
SCAPHOPODA INCERTAE SEDIS
SCAPHOPODA
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
SCENELLIDAE
MONOPLACOPHORA Taxon Tree: CYRTONELLIDA [Order]-SCENELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 49 Sp, 0 Var, 7 Img
-
SCHISTOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-SCHISTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 21 Sp, 0 Var, 3 Img
-
SCHIZOCHITONIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-CHITONINA [Suborder]-SCHIZOCHITONOIDEA [Superfamily]
(Sea)
- 4 Sp, 1 Var, 2 Img
-
SCHIZODIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 81 Sp, 0 Var, 13 Img
-
SCHIZOGONIIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SCHIZOGONIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 5 Img
-
SCHIZOPLACIDAE
POLYPLACOPHORA Taxon Tree: NEOLORICATA [Subclass]-CHITONIDA [Order]-ACANTHOCHITONINA [Suborder]-MOPALIOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
SCHLOENBACHIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-HOPLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 5 Var, 7 Img
-
SCHLOTHEIMIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PSILOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 35 Sp, 0 Var, 8 Img
-
SCISSURELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SCISSURELLOIDEA [Superfamily]
(Sea)
- 133 Sp, 0 Var, 58 Img
-
SCOLIOSTOMATIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-OPHILETOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 0 Img
-
SCOLODONTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-RHYTIDOIDEA [Superfamily]
(Land)
- 116 Sp, 1 Var, 24 Img
-
SCROBICULARIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-TELLINOIDEA [Superfamily]
(Sea)
- 5 Sp, 0 Var, 3 Img
-
SCULPTARIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PLECTOPYLOIDEA [Superfamily]
(Land)
- 16 Sp, 5 Var, 5 Img
-
SCYLLAEIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-TRITONIOIDEA [Superfamily]
(Sea)
- 11 Sp, 0 Var, 4 Img
-
SCYPHOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-AIPOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 1 Img
-
SEGUENZIIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]
(Sea)
- 158 Sp, 0 Var, 47 Img
-
SEGUENZIOIDEA (unassigned)
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]
(Sea)
- 179 Sp, 0 Var, 78 Img
-
SELLACLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-GONIOCLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 2 Img
-
SEMELIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-TELLINOIDEA [Superfamily]
(Sea)
- 250 Sp, 9 Var, 134 Img
-
SEMISULCOSPIRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Freshwater)
- 65 Sp, 20 Var, 34 Img
-
SENDERZONIELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-PRILUKIELLOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 2 Sp, 0 Var, 2 Img
-
SEPIADARIIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SEPIIDA [Order]
(Sea)
- 9 Sp, 0 Var, 3 Img
-
SEPIIDA (unassigned)
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SEPIIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 4 Img
-
SEPIIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SEPIIDA [Order]
(Sea)
- 123 Sp, 1 Var, 40 Img
-
SEPIOLIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SEPIOLIDA [Order]
(Sea)
- 74 Sp, 2 Var, 22 Img
-
SERAPHSIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
- 51 Sp, 3 Var, 31 Img
-
SETTSASSIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]
(Freshwater)
(FOSSIL)
- 19 Sp, 0 Var, 3 Img
-
SHAANXICONCHIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-ANTHRACOSIOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 21 Sp, 2 Var, 0 Img
-
SHELBYOCERIDAE
MONOPLACOPHORA Taxon Tree: HYPSELOCONIDA [Order]-HYPSELOCONOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
SHIDELEROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
SHUMARDITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-SHUMARDITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 1 Img
-
SIBERIONAUTILIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-CLYDONAUTILOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
SIBIRITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CERATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 71 Sp, 0 Var, 0 Img
-
SICHUANOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
SILESITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-DESMOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 20 Sp, 0 Var, 13 Img
-
SILESUNIONIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-SILESUNIONOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 4 Sp, 0 Var, 3 Img
-
SILICULIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULANIDA [Order]-NUCULANOIDEA [Superfamily]
(Sea)
- 10 Sp, 0 Var, 3 Img
-
SILIQUARIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
- 50 Sp, 1 Var, 29 Img
-
SIMILODONTIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-AFGHANODESMATIDA [Order]-TIRONUCULOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
SIMILOTHECIDAE
HYOLITHA Taxon Tree: HYOLITHIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
SIMOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
SIMPULOPSIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORTHALICOIDEA [Superfamily]
(Land)
- 76 Sp, 17 Var, 39 Img
-
SIMROTHIELLIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-CAVIBELONIA [Order]
(Sea)
- 38 Sp, 0 Var, 10 Img
-
SINOBELEMNITIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-BELEMNITIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
SINOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 3 Img
-
SINUICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
SINUITIDAE
GASTROPODA Taxon Tree: AMPHIGASTROPODA [Subclass]-BELLEROPHONTIDA [Order]-BELLEROPHONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 61 Sp, 1 Var, 9 Img
-
SINUOPEIDAE
GASTROPODA Taxon Tree: EOGASTROPODA [Subclass]-EUOMPHALINA [Order]-OPHILETOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 42 Sp, 0 Var, 10 Img
-
SIPHOGONUCHITIDAE
DIPLACOPHORA Taxon Tree: SACHITIDA [Order]-SIPHOGONUCHITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 1 Img
-
SIPHONARIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-SIPHONARIOIDEA [Superfamily]
(Sea)
- 117 Sp, 11 Var, 80 Img
-
SITITHECIDAE
HYOLITHA Taxon Tree: ORTHOTHECIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
SKENEIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
- 289 Sp, 3 Var, 128 Img
-
SKENEOPSIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-LITTORINOIDEA [Superfamily]
(Sea)
- 5 Sp, 1 Var, 3 Img
-
SLAVIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-CARDIOLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 2 Img
-
SMEAGOLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-EUPULMONATA [Order]-ELLOBIOIDEA [Superfamily]
(Freshwater)
- 5 Sp, 0 Var, 1 Img
-
SOBOLEWIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-ANARCESTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 22 Sp, 0 Var, 9 Img
-
SOLARIELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
- 292 Sp, 6 Var, 118 Img
-
SOLECURTIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-TELLINOIDEA [Superfamily]
(Sea)
- 81 Sp, 7 Var, 56 Img
-
SOLEMYIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-SOLEMYIDA [Order]-SOLEMYOIDEA [Superfamily]
(Sea)
- 75 Sp, 0 Var, 31 Img
-
SOLENIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-SOLENIDA [Order]-SOLENOIDEA [Superfamily]
(Sea)
- 108 Sp, 1 Var, 45 Img
-
SOLENISCIDAE
GASTROPODA Taxon Tree: ORTHOGASTROPODA [Subclass]-MURCHISONIINA [Order]-LOXONEMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 178 Sp, 1 Var, 16 Img
-
SOLENOCARIDIDAE
POLYPLACOPHORA Taxon Tree: PALEOLORICATA [Subclass]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
SOLENOCHILIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-AIPOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 2 Img
-
SOLENOMORPHIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-SOLENIDA [Order]-ORTHONOTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
SOMOHOLITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-SHUMARDITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 22 Sp, 0 Var, 0 Img
-
SONNINIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-HILDOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 94 Sp, 1 Var, 85 Img
-
SOWERBYIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-TELLINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
SPANILIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-DUALINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
SPANIONEMATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
SPEIGHTIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
SPELAEODISCIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORCULOIDEA [Superfamily]
(Land)
- 18 Sp, 4 Var, 10 Img
-
SPHAERIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-SPHAERIOIDEA [Superfamily]
(Freshwater)
- 263 Sp, 5 Var, 82 Img
-
SPHAEROCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 49 Sp, 0 Var, 19 Img
-
SPHAEROCINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-THECOSOMATA [Order]-CAVOLINIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
SPHAERODOMIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-PERUNELOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
SPHAERORTHOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 26 Sp, 0 Var, 5 Img
-
SPHENIOPSIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-CUSPIDARIOIDEA [Superfamily]
(Sea)
- 17 Sp, 0 Var, 6 Img
-
SPHENOCLYMENIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-GONIOCLYMENIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 3 Img
-
SPHENODISCIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ACANTHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 25 Sp, 0 Var, 6 Img
-
SPHINCTEROCHILIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICOIDEA [Superfamily]
(Land)
- 40 Sp, 11 Var, 29 Img
-
SPHINGITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-ARCESTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 0 Img
-
SPHOOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 2 Img
-
SPINILOMATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 29 Sp, 0 Var, 20 Img
-
SPINULITHECIDAE
HYOLITHA Taxon Tree: CIRCOTHECIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
SPIRAXIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-TESTACELLOIDEA [Superfamily]
(Land)
- 298 Sp, 38 Var, 52 Img
-
SPIROCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 5 Img
-
SPIROLEGOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-NEOICOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 0 Img
-
SPIROSTYLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 0 Img
-
SPIRULIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SPIRULIDA [Order]
(Sea)
- 2 Sp, 0 Var, 1 Img
-
SPIRULIROSTRIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SPIRULIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 2 Img
-
SPONDYLIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PECTINOIDEA [Superfamily]
(Sea)
- 156 Sp, 20 Var, 150 Img
-
SPORADOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PRIONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 77 Sp, 0 Var, 9 Img
-
SPORTELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-CYAMIOIDEA [Superfamily]
(Sea)
- 42 Sp, 0 Var, 18 Img
-
SPYROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-PSEUDORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 58 Sp, 1 Var, 8 Img
-
STAFFORDIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-STAFFORDIOIDEA [Superfamily]
(Land)
- 3 Sp, 0 Var, 1 Img
-
STEINMANELLIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-MYOPHORELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 44 Sp, 1 Var, 0 Img
-
STEINMANNITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CLYDONITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 19 Sp, 0 Var, 0 Img
-
STENOGLAPHYRITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-SOMOHOLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 31 Sp, 0 Var, 2 Img
-
STENOTHECIDAE
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-HELCIONELLIFORMES [Order]-YOCHELCIONELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 32 Sp, 0 Var, 9 Img
-
STENOTHECOIDA INCERTAE SEDIS
STENOTHECOIDA
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
STENOTHYRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Freshwater)
- 95 Sp, 8 Var, 20 Img
-
STEPHANITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-NORITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
STEPHANOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 55 Sp, 0 Var, 37 Img
-
STEREOPLASMOCERATIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 7 Img
-
STOLIDOTIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-DUALINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 4 Img
-
STRABIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULANIDA [Order]-NUCULANOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
STRAPAROLLINIDAE
GASTROPODA Taxon Tree: ORTHOGASTROPODA [Subclass]-MURCHISONIINA [Order]-STRAPAROLLINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 25 Sp, 0 Var, 5 Img
-
STREBLOCHONDRIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-CHAENOCARDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 41 Sp, 0 Var, 8 Img
-
STREPSIDURIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-MURICOIDEA [Superfamily]
(Sea)
- 43 Sp, 0 Var, 26 Img
-
STREPTACIDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-STREPTACIDOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 2 Img
-
STREPTACIDOIDEA unassigned)
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-STREPTACIDOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 1 Img
-
STREPTAXIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-STREPTAXOIDEA [Superfamily]
(Land)
- 591 Sp, 15 Var, 216 Img
-
STRIATOSTYLIOLINIDAE
TENTACULITA Taxon Tree: DACRYOCONARIDA [Subclass]-NOWAKIIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
STRICTISPIRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 10 Sp, 0 Var, 9 Img
-
STRIGOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-HAPLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 12 Img
-
STROBEIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
STROBILEPIDAE
POLYPLACOPHORA Taxon Tree: MULTIPLACOPHORA [Subclass]-STROBILEPIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 2 Img
-
STROBILOPSIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORCULOIDEA [Superfamily]
(Land)
- 42 Sp, 4 Var, 5 Img
-
STROMBIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
- 225 Sp, 49 Var, 244 Img
-
STROMBOIDEA (unassigned)
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
STROPHOCHEILIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-STROPHOCHEILOIDEA [Superfamily]
(Land)
- 44 Sp, 3 Var, 35 Img
-
STROPHOMENIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-CAVIBELONIA [Order]
(Sea)
- 14 Sp, 0 Var, 1 Img
-
STRUTHIOLARIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
- 81 Sp, 2 Var, 47 Img
-
STUORAXIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-ARCHITECTONICOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 3 Img
-
STUORELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 17 Sp, 0 Var, 1 Img
-
STURIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-PTYCHITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 0 Img
-
STYLIOLINIDAE
TENTACULITA Taxon Tree: DACRYOCONARIDA [Subclass]-STYLIOLINIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 4 Img
-
SUBULINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ACHATINOIDEA [Superfamily]
(Land)
- 468 Sp, 40 Var, 254 Img
-
SUBULITIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-SUBULITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 85 Sp, 7 Var, 30 Img
-
SUCCINEIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-SUCCINEOIDEA [Superfamily]
(Land)
- 265 Sp, 20 Var, 50 Img
-
SULCAVITIDAE
HYOLITHA Taxon Tree: SULCAVITIDA [Order]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 0 Img
-
SUNDAITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PROLECANITIDA [Order]-MEDLICOTTIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
SUTILIZONIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-LEPETODRILOIDEA [Superfamily]
(Sea)
- 6 Sp, 0 Var, 5 Img
-
SYMMETROCAPULIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-SYMMETROCAPULOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
SYNGENOHERPIIDAE
SOLENOGASTRES Taxon Tree: SOLENOGASTRES [Subclass]-CAVIBELONIA [Order]
(Sea)
- 2 Sp, 0 Var, 1 Img
-
SYRINGONAUTILIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TRIGONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 22 Sp, 0 Var, 0 Img
-
TAINOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TAINOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 188 Sp, 0 Var, 11 Img
-
TAIOMIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
TAMARITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-AGONIATITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
TAMESNELLIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-TAMESNELLOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 2 Sp, 0 Var, 2 Img
-
TANCREDIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-TELLINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 49 Sp, 1 Var, 19 Img
-
TANTULIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-ACOCHLIDIACEA [Order]-ACOCHLIDIOIDEA [Superfamily]
(Freshwater)
- 1 Sp, 0 Var, 0 Img
-
TAOUZITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-GEPHUROCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 3 Img
-
TAPASHANITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-XENODISCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 24 Sp, 0 Var, 0 Img
-
TARPHYCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-TARPHYCERIDA [Order]
(Sea)
(FOSSIL)
- 48 Sp, 1 Var, 0 Img
-
TARPHYCERIDA (unassigned)
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-TARPHYCERIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
TATEIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Freshwater)
- 82 Sp, 3 Var, 52 Img
-
TCHURANITHECIDAE
HYOLITHA Taxon Tree: ORTHOTHECIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
TECHNOPHORIDAE
ROSTROCONCHIA Taxon Tree: RIBEIRIOIDA [Order]
(Sea)
(FOSSIL)
- 31 Sp, 0 Var, 15 Img
-
TEGULAEDONTIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]
(Freshwater)
(FOSSIL)
- 3 Sp, 0 Var, 3 Img
-
TEGULIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
- 110 Sp, 8 Var, 80 Img
-
TEICHERTICERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-AMIMOSPHINCTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 28 Sp, 0 Var, 3 Img
-
TELLINIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-TELLINOIDEA [Superfamily]
(Sea)
- 937 Sp, 29 Var, 461 Img
-
TEMERTASSETIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PERICYCLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 11 Img
-
TEMNOCHEILIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TEMNOCHEILOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
TEMNOTROPIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-HALIOTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 2 Img
-
TENTACULITIDA (unassigned)
TENTACULITA Taxon Tree: TENTACULITIDA [Order]
(Sea)
(FOSSIL)
- 0 Sp, 0 Var, 0 Img
-
TENTACULITIDAE
TENTACULITA Taxon Tree: TENTACULITIDA [Order]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 3 Img
-
TEREBRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 614 Sp, 30 Var, 454 Img
-
TEREDINIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MYIDA [Order]-PHOLADOIDEA [Superfamily]
(Sea)
- 121 Sp, 0 Var, 29 Img
-
TERQUEMIIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
TESTACELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-TESTACELLOIDEA [Superfamily]
(Land)
- 9 Sp, 0 Var, 4 Img
-
TETHYDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-TRITONIOIDEA [Superfamily]
(Sea)
- 28 Sp, 0 Var, 11 Img
-
TETRAGONITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-TETRAGONITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 34 Sp, 0 Var, 2 Img
-
TETRAGONOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TAINOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
TETRATHECIDAE
HYOLITHA Taxon Tree: ORTHOTHECIDA [Order]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
TEUDOPSIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-LOLIGOSEPIIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
TEUTHIDA (unassigned)
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-TEUTHIDA [Order]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 2 Img
-
THALASSOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-THALASSOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 29 Sp, 0 Var, 0 Img
-
THAMBOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
THANAMITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-NATHORSTITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
THECOSOMATA (unassigned)
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-THECOSOMATA [Order]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 1 Img
-
THERSITEIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 14 Img
-
THETIDITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-CLYDONITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 28 Sp, 0 Var, 0 Img
-
THIARIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Freshwater)
- 289 Sp, 28 Var, 124 Img
-
THISBITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TROPITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 16 Sp, 0 Var, 0 Img
-
THORALIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
THRACIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-THRACIOIDEA [Superfamily]
(Sea)
- 140 Sp, 0 Var, 61 Img
-
THRINCOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
THYASIRIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-LUCINIDA [Order]-THYASIROIDEA [Superfamily]
(Sea)
- 173 Sp, 3 Var, 55 Img
-
THYLACOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ENDOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
THYROPHORELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PUNCTOIDEA [Superfamily]
(Land)
- 1 Sp, 0 Var, 1 Img
-
THYSANOPHORIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-POLYGYROIDEA [Superfamily]
(Land)
- 46 Sp, 2 Var, 7 Img
-
THYSANOTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-OEGOPSIDA [Order]
(Sea)
- 3 Sp, 0 Var, 1 Img
-
TIBETITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TRACHYCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 52 Sp, 0 Var, 0 Img
-
TINDARIIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULANIDA [Order]-NUCULANOIDEA [Superfamily]
(Sea)
- 27 Sp, 1 Var, 7 Img
-
TIROLITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-DINARITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 1 Img
-
TIRONUCULIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-AFGHANODESMATIDA [Order]-TIRONUCULOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
TISSOTIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ACANTHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 14 Sp, 0 Var, 6 Img
-
TITISCANIIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOPSOIDEA [Superfamily]
(Sea)
- 2 Sp, 0 Var, 2 Img
-
TJAERNOEIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-HETEROSTROPHA [Infraclass]
(Sea)
- 4 Sp, 0 Var, 3 Img
-
TOFANELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-MATHILDOIDEA [Superfamily]
(Sea)
- 70 Sp, 0 Var, 23 Img
-
TONNIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TONNOIDEA [Superfamily]
(Sea)
- 52 Sp, 9 Var, 51 Img
-
TONNOIDEA (unassigned)
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TONNOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
TORNIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Sea)
- 726 Sp, 2 Var, 232 Img
-
TORNOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-TORNOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 116 Sp, 1 Var, 14 Img
-
TOSAPECTINIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-PECTINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 5 Var, 7 Img
-
TOXEUMORPHORIDAE
HYOLITHA Taxon Tree: TOXEUMORPHORIDA [Order]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
TRACHOECIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-STREPTACIDOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 3 Img
-
TRACHYCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TRACHYCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 124 Sp, 0 Var, 2 Img
-
TRACHYSPIRIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]
(Sea)
(FOSSIL)
- 26 Sp, 0 Var, 4 Img
-
TRACHYTEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-LOLIGOSEPIIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
TRAJANELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-PSEUDOMELANIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
TRAPEZIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-ARCTICOIDEA [Superfamily]
(Sea)
- 41 Sp, 1 Var, 28 Img
-
TRAPEZOVITIDAE
HYOLITHA Taxon Tree: SULCAVITIDA [Order]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
TRECHMANNELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-RADIOLITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 2 Img
-
TREMOCTOPODIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-INCIRRATA [Suborder]-ARGONAUTOIDEA [Superfamily]
(Sea)
- 4 Sp, 0 Var, 4 Img
-
TRENELLIDAE
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-HELCIONELLIFORMES [Order]-YOCHELCIONELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 6 Img
-
TRIAINOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-PHARCICERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 4 Img
-
TRICOLNATICOPSIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYCLONERITIMORPHA [Order]-NERITOPSOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 5 Img
-
TRIDACNIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-CARDIOIDEA [Superfamily]
(Sea)
- 27 Sp, 1 Var, 18 Img
-
TRIGONIIDA (unassigned)
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]
(Sea)
(FOSSIL)
- 15 Sp, 0 Var, 0 Img
-
TRIGONIIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONIOIDEA [Superfamily]
(Sea)
- 235 Sp, 6 Var, 38 Img
-
TRIGONIOIDIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONIOIDOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 5 Sp, 0 Var, 1 Img
-
TRIGONOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TRIGONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 48 Sp, 0 Var, 11 Img
-
TRIGONOCHLAMYDIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-PARMACELLOIDEA [Superfamily]
(Land)
- 13 Sp, 0 Var, 3 Img
-
TRIGONODIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONODOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 42 Sp, 1 Var, 6 Img
-
TRIMEROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 8 Sp, 1 Var, 1 Img
-
TRIMUSCULIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-EUPULMONATA [Order]-TRIMUSCULOIDEA [Superfamily]
(Freshwater)
- 16 Sp, 0 Var, 12 Img
-
TRINCHESIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-FIONOIDEA [Superfamily]
(Sea)
- 38 Sp, 0 Var, 18 Img
-
TRIPARTELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-LITTORINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
TRIPHORIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-TRIPHOROIDEA [Superfamily]
(Sea)
- 690 Sp, 1 Var, 310 Img
-
TRIPLEUROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 2 Img
-
TRIPTEROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ORTHOCERIDA [Order]
(Sea)
(FOSSIL)
- 8 Sp, 0 Var, 1 Img
-
TRISSEXODONTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HYGROMIOIDEA [Superfamily]
(Land)
- 35 Sp, 1 Var, 22 Img
-
TRITONIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-TRITONIOIDEA [Superfamily]
(Sea)
- 91 Sp, 2 Var, 40 Img
-
TRIVIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-VELUTINOIDEA [Superfamily]
(Sea)
- 477 Sp, 9 Var, 254 Img
-
TROCHACLIDIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]
(Sea)
- 26 Sp, 0 Var, 14 Img
-
TROCHIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
- 931 Sp, 78 Var, 601 Img
-
TROCHOLITIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-TARPHYCERIDA [Order]
(Sea)
(FOSSIL)
- 42 Sp, 0 Var, 2 Img
-
TROCHOMORPHIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-GASTRODONTOIDEA [Superfamily]
(Land)
- 98 Sp, 0 Var, 36 Img
-
TROCHONEMATIDAE
GASTROPODA Taxon Tree: ORTHOGASTROPODA [Subclass]-MURCHISONIINA [Order]-TROCHONEMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 69 Sp, 0 Var, 23 Img
-
TROCHOTOMIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 25 Sp, 0 Var, 11 Img
-
TROEDSSONELLIDAE
CEPHALOPODA Taxon Tree: ORTHOCERATOIDEA [Subclass]-DISSIDOCERIDA [Order]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 0 Img
-
TROPICELTITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-TROPITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 12 Sp, 0 Var, 0 Img
-
TROPIDODISCIDAE
GASTROPODA Taxon Tree: AMPHIGASTROPODA [Subclass]-BELLEROPHONTIDA [Order]-BELLEROPHONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 134 Sp, 2 Var, 13 Img
-
TROPITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-TURRILITINA [Order]-TROPITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 82 Sp, 0 Var, 1 Img
-
TRUNCATELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily]
(Sea)
- 80 Sp, 4 Var, 39 Img
-
TRYBLIDIIDAE
MONOPLACOPHORA Taxon Tree: TRYBLIDIIDA [Order]-TRYBLIDIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 61 Sp, 0 Var, 5 Img
-
TRYPANAXIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CAMPANILOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 8 Img
-
TUARANGIIDAE
BIVALVIA Taxon Tree: TUARANGIIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
TUBIFERIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-ACTEONOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 3 Img
-
TUBINIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-ORIOSTOMATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 10 Sp, 0 Var, 0 Img
-
TULITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-STEPHANOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 20 Sp, 0 Var, 16 Img
-
TURBINELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-TURBINELLOIDEA [Superfamily]
(Sea)
- 216 Sp, 15 Var, 138 Img
-
TURBINIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
- 398 Sp, 25 Var, 244 Img
-
TURCUTHECIDAE
HYOLITHA Taxon Tree: CIRCOTHECIDA [Order]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 0 Img
-
TURMALITIDAE
TENTACULITA Taxon Tree: CHONIOCONARIDA [Subclass]-TROMPETOCONARIDA [Superorder]-VOLYNITIDA [Order]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 0 Img
-
TURRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-CONOIDEA [Superfamily]
(Sea)
- 537 Sp, 30 Var, 334 Img
-
TURRILITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-TURRILITINA [Order]-TURRILITOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 51 Sp, 1 Var, 20 Img
-
TURRITELLIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-CERITHIOIDEA [Superfamily]
(Sea)
- 751 Sp, 51 Var, 351 Img
-
TUSAYANIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MODIOMORPHIDA [Order]-MODIOMORPHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
TYCHOBRAHEIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 1 Img
-
TYLODINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-UMBRACULIDA [Order]-UMBRACULOIDEA [Superfamily]
(Sea)
- 9 Sp, 0 Var, 5 Img
-
TYLOSTOMATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-STROMBOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 55 Sp, 0 Var, 22 Img
-
UCUMARIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-PHOLADOMYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
UMBRACULIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-UMBRACULIDA [Order]-UMBRACULOIDEA [Superfamily]
(Sea)
- 11 Sp, 2 Var, 9 Img
-
UMBURRIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-RHOMBOPTERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
UNDACYCLITIDAE
TENTACULITA Taxon Tree: CHONIOCONARIDA [Subclass]-TROMPETOCONARIDA [Superorder]-VOLYNITIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
UNDASTRIATOSTYLIOLINIDAE
TENTACULITA Taxon Tree: DACRYOCONARIDA [Subclass]-NOWAKIIDA [Order]
(Sea)
(FOSSIL)
- 9 Sp, 0 Var, 0 Img
-
UNGULINIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-UNGULINOIDEA [Superfamily]
(Sea)
- 191 Sp, 3 Var, 82 Img
-
UNICARDIOPSIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-TELLINOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 2 Img
-
UNICONIDAE
TENTACULITA Taxon Tree: TENTACULITIDA [Order]
(Sea)
(FOSSIL)
- 0 Sp, 0 Var, 0 Img
-
UNICONOCYCLITIDAE
TENTACULITA Taxon Tree: CHONIOCONARIDA [Subclass]-TROMPETOCONARIDA [Superorder]-UNICONOMORPHITIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
UNICONOMORPHITIDAE
TENTACULITA Taxon Tree: CHONIOCONARIDA [Subclass]-TROMPETOCONARIDA [Superorder]-UNICONOMORPHITIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
UNIDENTIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-AEOLIDIOIDEA [Superfamily]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
UNIONELLIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-SILESUNIONOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 2 Sp, 0 Var, 2 Img
-
UNIONIDA (unassigned)
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]
(Freshwater)
(FOSSIL)
- 3 Sp, 0 Var, 1 Img
-
UNIONIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-UNIONOIDEA [Superfamily]
(Freshwater)
- 762 Sp, 102 Var, 737 Img
-
URANOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-BARRANDEOCERIDA [Order]
(Sea)
(FOSSIL)
- 7 Sp, 0 Var, 3 Img
-
UROCOPTIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORTHALICOIDEA [Superfamily]
(Land)
- 976 Sp, 199 Var, 341 Img
-
UROCYCLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICARIONOIDEA [Superfamily]
(Land)
- 205 Sp, 7 Var, 30 Img
-
USSURIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
USSURITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-PHYLLOCERATIDA [Order]-PHYLLOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 55 Sp, 0 Var, 2 Img
-
UTSCHAMIELLIDAE
BIVALVIA Taxon Tree: PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-PSEUDOCARDINIOIDEA [Superfamily]
(Freshwater)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
VACUNELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MYIDA [Order]-PLEUROMYOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 38 Sp, 0 Var, 2 Img
-
VALCOUROCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]
(Sea)
(FOSSIL)
- 19 Sp, 0 Var, 2 Img
-
VALLONIIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORCULOIDEA [Superfamily]
(Land)
- 60 Sp, 4 Var, 21 Img
-
VALVATIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-HETEROSTROPHA [Infraclass]-VALVATOIDEA [Superfamily]
(Freshwater)
- 292 Sp, 45 Var, 41 Img
-
VAMPYROMORPHA (unassigned)
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-VAMPYROMORPHA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 1 Img
-
VAMPYROTEUTHIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-VAMPYROMORPHA [Order]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
VANIKORIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-VANIKOROIDEA [Superfamily]
(Sea)
- 194 Sp, 2 Var, 79 Img
-
VASCOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ACANTHOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 57 Sp, 3 Var, 18 Img
-
VASSEURIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-SPIRULIDA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
VELAINELLIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-TROCHOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
VELUTINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-VELUTINOIDEA [Superfamily]
(Sea)
- 113 Sp, 2 Var, 32 Img
-
VENERIDA (unassigned)
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]
(Sea)
(FOSSIL)
- 11 Sp, 0 Var, 2 Img
-
VENERIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-VENEROIDEA [Superfamily]
(Sea)
- 1623 Sp, 84 Var, 858 Img
-
VENIELLIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-ARCTICOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 4 Img
-
VERMETIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-VERMETOIDEA [Superfamily]
(Sea)
- 225 Sp, 10 Var, 117 Img
-
VERONICELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-SYSTELLOMMATOPHORA [Order]-VERONICELLOIDEA [Superfamily]
(Land)
- 84 Sp, 1 Var, 17 Img
-
VERTICORDIIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-VERTICORDIOIDEA [Superfamily]
(Sea)
- 114 Sp, 0 Var, 39 Img
-
VERTIGINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-VERTIGINOIDEA [Superfamily]
(Land)
- 309 Sp, 53 Var, 82 Img
-
VESICOMYIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-GLOSSOIDEA [Superfamily]
(Sea)
- 125 Sp, 2 Var, 57 Img
-
VETIGASTROPODA (unassigned)
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]
(Sea)
- 1 Sp, 0 Var, 1 Img
-
VIDRIOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-CYCLOLOBOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 18 Sp, 0 Var, 1 Img
-
VIRIATELLIDAE
TENTACULITA Taxon Tree: DACRYOCONARIDA [Subclass]-STYLIOLINIDA [Order]
(Sea)
(FOSSIL)
- 22 Sp, 0 Var, 0 Img
-
VITRELEDONELLIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-OCTOPODIFORMES [Superorder]-OCTOPODA [Order]-INCIRRATA [Suborder]-OCTOPODOIDEA [Superfamily]
(Sea)
- 2 Sp, 0 Var, 1 Img
-
VITRINIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-LIMACOIDEA [Superfamily]
(Land)
- 86 Sp, 3 Var, 24 Img
-
VIVIPARIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-ARCHITAENIOGLOSSA [Order]-VIVIPAROIDEA [Superfamily]
(Freshwater)
- 510 Sp, 57 Var, 168 Img
-
VLASTIDAE
BIVALVIA Taxon Tree: PTERIOMORPHIA [Subclass]-PTERIIDA [Order]-PTERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 20 Sp, 0 Var, 0 Img
-
VLTAVIELLIDAE
GASTROPODA Taxon Tree: NERITIMORPHA [Subclass]-CYRTONERITIMORPHA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 3 Img
-
VOEHRINGERITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-PRIONOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
VOLUTIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-MURICOIDEA [Superfamily]
(Sea)
- 794 Sp, 176 Var, 725 Img
-
VOLUTODERMATIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-SARGANOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 3 Sp, 0 Var, 0 Img
-
VOLUTOMITRIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-TURBINELLOIDEA [Superfamily]
(Sea)
- 111 Sp, 5 Var, 65 Img
-
VOLVATELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]-OXYNOACEA [Suborder]-OXYNOOIDEA [Superfamily]
(Sea)
- 27 Sp, 0 Var, 11 Img
-
VOLYNITIDAE
TENTACULITA Taxon Tree: CHONIOCONARIDA [Subclass]-TROMPETOCONARIDA [Superorder]-VOLYNITIDA [Order]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
WALLOWACONCHIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MEGALODONTIDA [Order]-MEGALODONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
WEEKSIIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 1 Img
-
WELLERITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-SCHISTOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 6 Sp, 0 Var, 0 Img
-
WEMERSONIELLIDAE
SCAPHOPODA Taxon Tree: GADILIDA [Order]
(Sea)
- 6 Sp, 0 Var, 1 Img
-
WERNEROCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-AGONIATITIDA [Order]-ANARCESTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 26 Sp, 1 Var, 8 Img
-
WESTONOCERATIDAE
CEPHALOPODA Taxon Tree: NAUTILOIDEA [Subclass]-DISCOSORIDA [Order]
(Sea)
(FOSSIL)
- 54 Sp, 0 Var, 20 Img
-
WIEDEYOCERATIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-GONIATITIDA [Order]-GONIOLOBOCERATOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 4 Sp, 0 Var, 0 Img
-
WIWAXIIDAE
DIPLACOPHORA Taxon Tree: SACHITIDA [Order]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
WOCKLUMERIIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CLYMENIIDA [Order]-WOCKLUMERIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 11 Sp, 4 Var, 1 Img
-
WORTHENIELLIDAE
GASTROPODA Taxon Tree: ARCHAEOGASTROPODA [Subclass]-EOTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 17 Sp, 0 Var, 8 Img
-
XANTHONYCHIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-XANTHONYCHOIDEA [Superfamily]
(Land)
- 40 Sp, 13 Var, 4 Img
-
XENOCELTITIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-XENODISCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 0 Img
-
XENODISCIDAE
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-CERATITIDA [Order]-XENODISCOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 19 Sp, 0 Var, 1 Img
-
XENOPHORIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-XENOPHOROIDEA [Superfamily]
(Sea)
- 72 Sp, 14 Var, 64 Img
-
XIPHOTEUTHIDIDAE
CEPHALOPODA Taxon Tree: COLEOIDEA [Subclass]-AULACOCERIDA [Order]
(Sea)
(FOSSIL)
- 13 Sp, 0 Var, 1 Img
-
XYLODISCULIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-HETEROSTROPHA [Infraclass]-VALVATOIDEA [Superfamily]
(Sea)
- 10 Sp, 0 Var, 8 Img
-
XYLOPHAGAIDAE
BIVALVIA Taxon Tree: HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-MYIDA [Order]-PHOLADOIDEA [Superfamily]
(Sea)
- 61 Sp, 0 Var, 23 Img
-
YANHECERIDA (unassigned)
CEPHALOPODA Taxon Tree: AMMONOIDEA [Subclass]-YANHECERIDA [Order]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 5 Img
-
YOCHELCIONELLIDAE
HELCIONELLOIDA Taxon Tree: ARCHAEOBRANCHIA [Subclass]-HELCIONELLIFORMES [Order]-YOCHELCIONELLOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 24 Sp, 0 Var, 4 Img
-
YOCHELSONIIDAE
GASTROPODA Taxon Tree: AMPHIGASTROPODA [Subclass]-BELLEROPHONTIDA [Order]-BELLEROPHONTOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 2 Sp, 0 Var, 0 Img
-
YOLDIIDAE
BIVALVIA Taxon Tree: PROTOBRANCHIA [Subclass]-NUCULANIDA [Order]-NUCULANOIDEA [Superfamily]
(Sea)
- 263 Sp, 4 Var, 81 Img
-
ZARDINELLIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-ACTEONOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 1 Sp, 0 Var, 0 Img
-
ZEBINIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-RISSOOIDEA [Superfamily]
(Sea)
- 219 Sp, 1 Var, 102 Img
-
ZEROTULIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-LITTORINOIDEA [Superfamily]
(Sea)
- 19 Sp, 0 Var, 8 Img
-
ZONITIDAE
GASTROPODA Taxon Tree: HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ZONITOIDEA [Superfamily]
(Land)
- 291 Sp, 28 Var, 72 Img
-
ZYGITIDAE
GASTROPODA Taxon Tree: VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]
(Sea)
(FOSSIL)
- 5 Sp, 0 Var, 0 Img
-
ZYGOPLEURIDAE
GASTROPODA Taxon Tree: CAENOGASTROPODA [Subclass]
(Sea)
(FOSSIL)
- 40 Sp, 1 Var, 3 Img
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