- cenchridium, Marginella cenchridium A.E.M. Cossmann, 1896 † - (MARGINELLIDAE) (FOSSIL)
- Cenchrites, syn of: Genus Tectarius A. Valenciennes, 1832 (LITTORINIDAE)
- Cenchritis, Genus Cenchritis E.C. Von Martens, 1900 (LITTORINIDAE)
- Cencus, syn of: Genus Cyclope A. Risso, 1826 (NASSARIIDAE)
- cendoni, Turbonilla cendoni A. Peñas & E. Rolán, 2010 - (PYRAMIDELLIDAE)
- cendreroi, Arion cendreroi A. Torres Mínguez, 1925 - syn of: Arion ater rufus (C. Linnaeus, 1758) - (ARIONIDAE)
- ceneris, Paradoris ceneris J.A. Ortea, 1995 - syn of: Paradoris indecora (L.S.R. Bergh, 1881) - (DISCODORIDIDAE)
- cenestinensis, Helix cenestinensis J.C.H. Crosse & E.O. Debeaux, 1869 - syn of: Marmorana serpentina (A.E.J. Férussac, 1801) - (HELICIDAE)
- Cenia, syn of: Genus Limapontia G. Johnston, 1836 (LIMAPONTIIDAE)
- Cenisella, Genus Cenisella Delamette & Latil, 1989 † (LYELLICERATIDAE) (FOSSIL)
- cenisia, Xerotricha cenisia J.G.F. de Charpentier, 1837 - syn of: Xerotricha apicina (J.B.P.A. Lamarck, 1822) - (HYGROMIIDAE)
- cenisia, Oxyloma cenisia L.L.G. de Mortillet, 1864 - syn of: Oxyloma elegans (A. Risso, 1826) - (SUCCINEIDAE)
- cenisia, Perpolita cenisia C. Pollonera, 1885 - syn of: Perpolita petronella (L. Pfeiffer, 1853) - (ZONITIDAE)
- Cenocampoides, Genus Cenocampoides Kollmann, 2005 † (DISCOHELICIDAE) (FOSSIL)
- Cenoceras, Genus Cenoceras Hyatt, 1884 † (CENOCERATIDAE) (FOSSIL)
- CENOCERATIDAE Tinant & Kabamba, 1983 † - Family (CEPHALOPODA-NAUTILOIDEA-NAUTILIDA) (FOSSIL)
- Cenocoptis, Subgenus Liocallonia (Cenocoptis) M.L. Jaume & C. de la Torre, 1972 (UROCOPTIDAE)
- Cenodagreutes, Genus Cenodagreutes E.H. Smith, 1967 (RAPHITOMIDAE)
- cenodoxa, Protoginella cenodoxa P.A. Maxwell, 1992 † - (MARGINELLIDAE) (FOSSIL)
- cenolata, Notolimea cenolata J. Stuardo, 1968 † - syn of: Isolimea limopsis (S. Nomura & N. Zinbo, 1934) - (LIMIDAE) (FOSSIL)
- Cenomanella, Genus Cenomanella Cossmann, 1918 † (SKENEIDAE) (FOSSIL)
- cenomanense, Cymatoceras cenomanense (Schluter, 1876 †) - (CYMATOCERATIDAE) (FOSSIL)
- cenourensis, Leptostictea cenourensis T.D.A. Cockerell, 1921 - syn of: Leptostictea hartungi (J.A. Albers, 1852) - (HYGROMIIDAE)
- centa, Bucconia centa T.A. Okutani, 1987 - syn of: Sabatia pustulosa W.H. Dall, 1895 - (SCAPHANDRIDAE)
- centangulatus, Hyphantosoma centangulatus J. Brown & H.A. Pilsbry, 1911 † - (VENERIDAE) (FOSSIL)
- centaurana, Brachystomia centaurana B.M. Landau & P.I. LaFollette, 2015 - (PYRAMIDELLIDAE)
- centaurus, Beaniceras centaurus A.V.M.D. D'Orbigny, 1844 † - (LIPAROCERATIDAE) (FOSSIL)
- centaurus, Tylomelania centaurus P.B. Sarasin & K.F. Sarasin, 1898 - (PACHYCHILIDAE)
- centenaria, Arca centenaria T. Say, 1824 - syn of: Striarca centenaria (T. Say, 1824) - (ARCIDAE)
- centenaria, Striarca centenaria (T. Say, 1824) - (NOETIIDAE)
- centenaria, Asaphis centenaria T.A. Conrad, 1833 † - (PSAMMOBIIDAE) (FOSSIL)
- centenniale, Dentalium centenniale J. Marwick, 1942 † - (DENTALIIDAE) (FOSSIL)
- centervillensis, Sphenosphaera centervillensis (Foerste, 1923 †) - (BELLEROPHONTIDAE) (FOSSIL)
- centervillensis, Longstaffia centervillensis Foerste, 1923 † - (LOPHOSPIRIDAE) (FOSSIL)
- centervillensis, Hormotoma centervillensis Foerste, 1923 † - (MURCHISONIIDAE) (FOSSIL)
- centervillensis, Menetus centervillensis (G.W. Tryon, 1866) - (PLANORBIDAE)
- centicostata, Bostrichocentrum centicostata F.G. Thompson, 1964 - (UROCOPTIDAE)
- centifilosum, Keenaea centifilosum (Carpenter, 1864) - (CARDIIDAE)
- centiguadrata, Dentalium centiguadrata A. Valenciennes - (DENTALIIDAE)
- centimanus, Babelomurex centimanus S. Kosuge, 1985 - (MURICIDAE)
- centimata, Spirotropis centimata (W.H. Dall, 1889) - (DRILLIIDAE)
- centimata, Pleurotoma centimata W.H. Dall, 1889 - syn of: Spirotropis centimata (W.H. Dall, 1889) - (TURRIDAE)
- centimata major, Spirotropis centimata major P. Dautzenberg, 1927 - (DRILLIIDAE)
- centimata major, Pleurotoma centimata major É.A.A. Locard, 1897 - syn of: Spirotropis centimata (W.H. Dall, 1889) - (TURRIDAE)
- centimetralis, Planorbis centimetralis A. Lutz, 1918 - syn of: Biomphalaria straminea (R.W. Dunker, 1848) - (PLANORBIDAE)
- centiquadra, Epitonium centiquadra O.A.L. Mörch, 1875 - syn of: Epitonium denticulatum (G.B. II Sowerby, 1844) - (EPITONIIDAE)
- centiquadra, Tripsycha centiquadra A. Valenciennes, 1846 - syn of: Eualetes centiquadrus (A. Valenciennes, 1846) - (VERMETIDAE)
- centiquadra bahamensis, Epitonium centiquadra bahamensis Piele, 1926 - syn of: Epitonium novangliae (J.P.Y. Couthouy, 1838) - (EPITONIIDAE)
- centiquadrata, Semicassis centiquadrata (A. Valenciennes, 1832) - (CASSIDAE)
- centiquadrata, Cassis centiquadrata A. Valenciennes, 1832 - syn of: Semicassis centiquadrata (A. Valenciennes, 1832) - (CASSIDAE)
- centiquadrata bahamensis, Scala centiquadrata bahamensis W.H. Dall, 1889 - syn of: Epitonium novangliae (J.P.Y. Couthouy, 1838) - (EPITONIIDAE)
- centiquadrum, Epitonium centiquadrum O.A.L. Mörch, 1875 - syn of: Epitonium denticulatum (G.B. II Sowerby, 1844) - (EPITONIIDAE)
- centiquadrus, Eualetes centiquadrus (A. Valenciennes, 1846) - (VERMETIDAE)
- centiquadrus, Vermetus centiquadrus A. Valenciennes, 1846 - syn of: Eualetes centiquadrus (A. Valenciennes, 1846) - (VERMETIDAE)
- cento, Diala cento C.F. Laseron, 1956 - syn of: Diala suturalis (A. Adams, 1853) - (DIALIDAE)
- centobi, Cuspidaria centobi (P. Bouchet & A. Warén, 1979) - (CUSPIDARIIDAE)
- centobi, Myonera centobi P. Bouchet & A. Warén, 1979 - syn of: Cuspidaria centobi (P. Bouchet & A. Warén, 1979) - (CUSPIDARIIDAE)
- centobi, Propeamussium centobi E. Schein, 1989 - syn of: Propeamussium lucidum (J.G. Jeffreys in C. Wyville-Thomson, 1873) - (PROPEAMUSSIIDAE)
- Centraficarion, Genus Centraficarion J.J. Van Mol, 1970 (UROCYCLIDAE)
- Centrafricarion, syn of: Genus Urocyclus J.E. Gray, 1864 (UROCYCLIDAE)
- centrale, Gomphoceras centrale Barrande, 1865 † - syn of: Ovocerina centralis (Barrande, 1865 †) - (DIESTOCERATIDAE) (FOSSIL)
- centrale, Simplicioceras centrale (J. de C. Sowerby, 1812 †) - (NAUTILIDAE) (FOSSIL)
- centrale, Ormoceras centrale Flower, 1940 † - (ORMOCERATIDAE) (FOSSIL)
- centrale, Orthoceras centrale W.v. Hisinger, 1837 † - syn of: Nilssonoceras nilssoni (Boll, 1857 †) - (ORTHOCERATIDAE) (FOSSIL)
- centrale, Anisomyon centrale F.B. Meek, 1871 † - (SIPHONARIIDAE) (FOSSIL)
- centrale, Pisidium centrale A. Korniushin, 2000 - (SPHAERIIDAE)
- Centralhyria, syn of: Genus Velesunio T. Iredale, 1934 (HYRIIDAE)
- centralia, Gabbia centralia T. Iredale, 1943 - syn of: Gabbia iredalei B.C. Cotton, 1942 - (BITHYNIIDAE)
- centralia, Austropyrgus centralia (W.F. Ponder, D.J. Colgan, T. Terzis, A. Clark & W.B. Miller, 1996) - (HYDROBIIDAE)
- Centralia, Genus Centralia M.L. Jaume & C. de la Torre, 1972 (UROCOPTIDAE)
- centralis, Limicolaria centralis J. Germain, 1904 - (ACHATINIDAE)
- centralis, Procyprina centralis R. Casey, 1952 † - (ARCTICIDAE) (FOSSIL)
- centralis, Hemiplecta centralis (A. Mousson) - (ARIOPHANTIDAE)
- centralis, Naesiotus centralis A. Doering, 1879 - (BULIMULIDAE)
- centralis, Calyptraea centralis T.A. Conrad, 1841 - (CALYPTRAEIDAE)
- centralis, Cooperconcha centralis G.A. Solem, 1992 - (CAMAENIDAE)
- centralis, Chondrina centralis P. Fagot, 1891 - (CHONDRINIDAE)
- centralis, Diplommatina centralis J.J. Vermeulen, 1993 - (DIPLOMMATINIDAE)
- centralis, Profischeria centralis (J. Germain, 1904) - (DONACIDAE)
- centralis, Merdigera centralis É.A.A. Locard, 1894 - syn of: Merdigera obscura (O.F. Müller, 1774) - (ENIDAE)
- centralis, Epiphragmophora estella centralis C.M.F. Ancey, 1901 - (EPIPHRAGMOPHORIDAE)
- centralis, Eunema centralis Ulrich & Scofield, 1897 † - (LOPHOSPIRIDAE) (FOSSIL)
- centralis, Patelloida centralis G.P. Deshayes, 1861 † - (LOTTIIDAE) (FOSSIL)
- centralis, Palaeoneilo centralis Reed, 1944 † - (MALLETIIDAE) (FOSSIL)
- centralis, Ovocerina centralis (Barrande, 1865 †) - (MANDALOCERATIDAE) (FOSSIL)
- centralis, Nautilus centralis J. de C. Sowerby, 1812 † - syn of: Simplicioceras centrale (J. de C. Sowerby, 1812 †) - (NAUTILIDAE) (FOSSIL)
- centralis, Jorgechlamys centralis (Sowerby, 1846 †) - (PECTINIDAE) (FOSSIL)
- centralis, Sagda centralis G.A. Goodfriend, 1986 or, 1985 - (SAGDIDAE)
- centralis, Microceramus centralis M.L. Jaume & C. de la Torre - (UROCOPTIDAE)
- centralis, Nesopupa baldwini centralis C.M.F. Ancey, 1904 - (VERTIGINIDAE)
- Centrapala, syn of: Genus Larina A. Adams, 1854 (PALUDOMIDAE)
- Centriconus, Genus Centriconus Yü, 1979 (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- centrifuga, Spirolaxis centrifuga (T.A. de M. Monterosato, 1890) - (ARCHITECTONICIDAE)
- centrifuga, Pseudomalaxis centrifuga T.A. de M. Monterosato, 1890 - syn of: Spirolaxis centrifuga (T.A. de M. Monterosato, 1890) - (ARCHITECTONICIDAE)
- centrifuga, Arene centrifuga (W.H. Dall, 1896) - (ARENEIDAE)
- centrifuga, Serpulospira centrifuga A. Römer, 1843 † - (EUOMPHALOIDEA (unassigned)) (FOSSIL)
- centrifuga, Hemipolygona centrifuga (W.H. Dall, 1915) - (FASCIOLARIIDAE)
- centrifuga, Ibergia centrifuga (A. Römer, 1843 †) - (GOSSELETINIDAE) (FOSSIL)
- centrifuga, Lucinisca centrifuga W.H. Dall, 1901 - (LUCINIDAE)
- centrifuga, Pteropurpura centrifuga (R.B. Hinds, 1844) - (MURICIDAE)
- Centrifuga, syn of: Genus Pteropurpura F.P. Jousseaume, 1880 (MURICIDAE)
- centrifuga, Pleurotomaria centrifuga A. Römer, 1843 † - syn of: Ibergia centrifuga (A. Römer, 1843 †) - (PLEUROTOMARIIDAE) (FOSSIL)
- centrifuga deroyana, Pteropurpura centrifuga deroyana S.S. Berry, 1968 - syn of: Pteropurpura deroyana S.S. Berry, 1968 - (MURICIDAE)
- centrifugalis, Antisabia centrifugalis (J. Marwick, 1931 †) - (HIPPONICIDAE) (FOSSIL)
- centrifugops, Anisus centrifugops L.A. Prozorova & Y.I. Starobogatov, 1997 - (PLANORBIDAE)
- centrifugulus, Tropidodiscus centrifugulus A.C. Chapman, 1916 † - (TROPIDODISCIDAE) (FOSSIL)
- Centrifugus, Genus Centrifugus Bronn, 1835 † (EUOMPHALIDAE) (FOSSIL)
- centrifugus, Phanerotinus centrifugus A. Römer, 1843 † - syn of: Serpulospira centrifuga A. Römer, 1843 † - (EUOMPHALIDAE) (FOSSIL)
- centrifugus, Latirus centrifugus W.H. Dall, 1915 - syn of: Hemipolygona centrifuga (W.H. Dall, 1915) - (FASCIOLARIIDAE)
- centrifugus, Ecculiomphalus centrifugus E.F.R.K. Koken, 1897 † - (OPHILETIDAE) (FOSSIL)
- centrifugus, Anisus centrifugus (C.A. Westerlund, 1897) - (PLANORBIDAE)
- centriglobus, Cymbites centriglobus (Oppel, 1862 †) - (CYMBITIDAE) (FOSSIL)
- centriquadata, Purpura centriquadata P.L. Duclos, 1832 - syn of: Vasula speciosa (A. Valenciennes, 1832) - (MURICIDAE)
- centroamericana, Megasurcula centroamericana B.M. Landau, F. Da Silva & S.M. Heitz, 2016 † - (PSEUDOMELATOMIDAE) (FOSSIL)
- Centrocardita, Genus Centrocardita F. Sacco, 1899 (CARDITIDAE)
- centrocelebensis, Amphidromus centrocelebensis G. Bollinger, 1918 - (CAMAENIDAE)
- Centroceras, Genus Centroceras Hyatt, 1884 † (CENTROCERATIDAE) (FOSSIL)
- CENTROCERATIDAE Hyatt in Zittel, 1900 † - Family (CEPHALOPODA-NAUTILOIDEA-NAUTILIDA) (FOSSIL)
- Centrocyrtoceras, Genus Centrocyrtoceras Foerste, 1933 † (BARRANDOCERATIDAE) (FOSSIL)
- Centrocyrtocerina, Genus Centrocyrtocerina Stait, 1983 † (ELLESMEROCERIDA (unassigned)) (FOSSIL)
- centrodes, Drillia centrodes J. Gardner, 1937 † - (DRILLIIDAE) (FOSSIL)
- centrodes, Saccharoturris centrodes J. Gardner, 1937 † - (MANGELIIDAE) (FOSSIL)
- centrofilosum, Nemocardium centrofilosum P.P. Carpenter, 1864 - syn of: Keenaea centifilosum (Carpenter, 1864) - (CARDIIDAE)
- Centrogonia, syn of: Genus Cimoliocentrum Cossmann, 1909 † (PURPURINIDAE) (FOSSIL)
- centrola, Onoba centrola W.H. Dall & P. Bartsch, 1909 - (RISSOIDAE)
- Centrolitoceras, Genus Centrolitoceras Flower, 1945 † (RUTOCERATIDAE) (FOSSIL)
- centronium, Asperiscala centronium W.H. Dall, 1917 - syn of: Epitonium eutaenium W.H. Dall, 1917 - (EPITONIIDAE)
- Centroonoceras, Genus Centroonoceras Kobayashi, 1934 † (SACTORTHOCERATIDAE) (FOSSIL)
- Centrorizoceras, Genus Centrorizoceras Foerste, 1930 † (ONCOCERATIDAE) (FOSSIL)
- centrosa, Bursa centrosa Cope, 1867 † - syn of: Buccinum centrosum Cope, 1867 † - (BURSIDAE) (FOSSIL)
- centrosa, Pseudodaphnella centrosa H.A. Pilsbry, 1904 - syn of: Pseudodaphnella tincta (L.A. Reeve, 1846) - (RAPHITOMIDAE)
- centrosum, Buccinum centrosum Cope, 1867 † - (BUCCINIDAE) (FOSSIL)
- centrota, Arca centrota R.J.L. Guppy, 1867 - syn of: Eontia bisulcata (J.B.P.A. Lamarck, 1819) - (ARCIDAE)
- centrota, Sveltia centrota (W.H. Dall, 1896) - (CANCELLARIIDAE)
- centrota, Eontia centrota (R.J.L. Guppy, 1867 †) - (NOETIIDAE) (FOSSIL)
- centrota, Turbonilla centrota W.H. Dall & P. Bartsch, 1909 - (PYRAMIDELLIDAE)
- Centrotarphyceras, Genus Centrotarphyceras Ulrich & Foerste, 1936 † (TARPHYCERATIDAE) (FOSSIL)
- centumliratum, Frigidocardium centumliratum (J.C. Melvill, 1907) - (CARDIIDAE)
- centumliratum, Frigidocardium centumliratum J.C. Melvill & R. Standen, 1906 - syn of: Frigidocardium torresi (E.A. Smith, 1885) - (CARDIIDAE)
- centunculus, Hypselodoris centunculus N. Yonow, 1994 - syn of: Hypselodoris whitei (A. Adams & L.A. Reeve, 1850) - (CHROMODORIDIDAE)
- centurio, Conasprella centurio (I. von Born, 1778) - (CONIDAE)
- centurio, Kohniconus centurio (I. von Born, 1778) - syn of: Conasprella centurio (I. von Born, 1778) - (CONIDAE)
- centurio antillensis, Conus centurio antillensis F. Sander, 1982 - syn of: Conasprella centurio (I. von Born, 1778) - (CONIDAE)
- centurio caribaensis, Conus centurio caribaensis G.W. Nowell-Usticke, 1968 - syn of: Conasprella centurio (I. von Born, 1778) - (CONIDAE)
- centurio cruzensis, Conus centurio cruzensis G.W. Nowell-Usticke, 1968 - syn of: Conasprella centurio (I. von Born, 1778) - (CONIDAE)
- Ceochasma, Genus Ceochasma F.G. Thompson, 1968 (HELICINIDAE)
- cepa, Anomia cepa C. Linnaeus, 1758 - syn of: Anomia ephippium C. Linnaeus, 1758 - (ANOMIIDAE)
- cepa, Phalium cepa P.F. Röding, 1798 - syn of: Semicassis granulata (I. von Born, 1778) - (CASSIDAE)
- cepa, Cepolis cepa (O.F. Müller, 1774) - (CEPOLIDAE)
- cepa, Gastridium cepa J. de C. Sowerby, 1846 † - syn of: Testallium cepa (J. de C. Sowerby, 1846 †) - (CONIDAE) (FOSSIL)
- cepa, Monoceros cepa A.V.M.D. D'Orbigny, 1852 - syn of: Testallium cepa (J. de C. Sowerby, 1846 †) - (MURICIDAE)
- cepa, Testallium cepa (J. de C. Sowerby, 1846 †) - (PSEUDOLIVIDAE) (FOSSIL)
- cepa, Tonna canaliculata cepa (P.F. Röding, 1798) - (TONNIDAE)
- cepacea, Cheilea cepacea (W.J. Broderip, 1834) - (HIPPONICIDAE)
- cepacea, Cepatia cepacea (J.B.P.A. Lamarck, 1804 †) - (NATICIDAE) (FOSSIL)
- cepacea tortilis, Cheilea cepacea tortilis (L.A. Reeve, 1859) - syn of: Cheilea tortilis (L.A. Reeve, 1859) - (HIPPONICIDAE)
- cepaciforme, Crommium cepaciforme (P. Oppenheim, 1896 †) - (AMPULLINIDAE) (FOSSIL)
- cepaciformis, Natica cepaciformis P. Oppenheim, 1896 † - syn of: Crommium cepaciforme (P. Oppenheim, 1896 †) - (NATICIDAE) (FOSSIL)
- Cepaea, Genus Cepaea F. Held, 1837 (HELICIDAE)
- cepasi, Varioconus cepasi (H. Trovão, 1975) - (CONIDAE)
- Cepatia, Genus Cepatia J.E. Gray, 1842 † (NATICIDAE) (FOSSIL)
- cepene, Cerithiella cepene S.F.B. de Lima & J.C.N. Barros, 2007 - (NEWTONIELLIDAE)
- cephalaeditana, Cantareus mazzullii cephalaeditana E. Pirajno, 1840 - (HELICIDAE)
- CEPHALASPIDA (UNASSIGNED) - Family (GASTROPODA-HETEROBRANCHIA-OPISTHOBRANCHIA-CEPHALASPIDEA) (FOSSIL)
- CEPHALASPIDAE Huxley, 1861 † - Family (GASTROPODA-HETEROBRANCHIA-OPISTHOBRANCHIA-CEPHALASPIDEA) (FOSSIL)
- Cephalaspis, Genus Cephalaspis Agassiz , 1843 † (CEPHALASPIDAE) (FOSSIL)
- Cephalobrachia, Genus Cephalobrachia K.E.H. Bonnevie, 1914 (CLIONIDAE)
- Cephalobranchia, syn of: Genus Cephalobrachia K.E.H. Bonnevie, 1914 (CLIONIDAE)
- cephalonica, Pyramidula cephalonica (C.A. Westerlund, 1898) - (PYRAMIDULIDAE)
- cephalonica, Oligolimax cephalonica W. Rähle, 1980 - (VITRINIDAE)
- cephalonicus, Limax cephalonicus H.R. Simroth, 1886 - (LIMACIDAE)
- CEPHALOPODA (UNASSIGNED) - Family (CEPHALOPODA-) (FOSSIL)
- Cephalopyge, Genus Cephalopyge E. Hanel, 1905 (PHYLLIROIDAE)
- cephalotus, Neoptychites cephalotus (Courtiller, 1860 †) - (VASCOCERATIDAE) (FOSSIL)
- cephalotus xetriformis, Neoptychites cephalotus xetriformis Pervinquière, 1907 † - (VASCOCERATIDAE) (FOSSIL)
- cephea, Octopus cephea J.E. Gray, 1849 - (OCTOPODIDAE)
- cepiformis, Anomia cepiformis É.A.A. Locard, 1886 - syn of: Anomia ephippium C. Linnaeus, 1758 - (ANOMIIDAE)
- cepio, Anomia cepio J.E. Gray, 1850 - syn of: Pododesmus macrochisma cepio J.E. Gray, 1850 - (ANOMIIDAE)
- cepio, Pododesmus macrochisma cepio J.E. Gray, 1850 - (ANOMIIDAE)
- cepoides, Anadara cepoides (L.A. Reeve, 1844) - (ARCIDAE)
- cepoides, Steatodryas cepoides (H.C. Lea, 1841) - (BRADYBAENIDAE)
- cepoides, Turbo cepoides E.A. Smith, 1880 - (TURBINIDAE)
- CEPOLIDAE Ihering, 1909 - Family (GASTROPODA-HETEROBRANCHIA-PULMONATA-STYLOMMATOPHORA)
- Cepolis, Genus Cepolis P.D. Montfort, 1810 (CEPOLIDAE)
- Cepolum, syn of: Genus Cepolis P.D. Montfort, 1810 (CEPOLIDAE)
- cepporum, Fasciolaria cepporum L.M.D. Bellardi, 1884 † - (FASCIOLARIIDAE) (FOSSIL)
- cepula, Boreotrophon clathratus cepula (G.B. III Sowerby, 1880) - (MURICIDAE)
- cepula, Ovula cepula H.C.F. Schumacher, 1817 - syn of: Pseudosimnia carnea (J.L.M. Poiret, 1789) - (OVULIDAE)
- cepula, Crepitacella cepula (R.J.L. Guppy, 1866 †) - (RISSOIDAE) (FOSSIL)
- cepula, Microstelma cepula R.J.L. Guppy, 1867 † - (ZEBINIDAE) (FOSSIL)
- cepula spiralistriata, Crepitacella cepula spiralistriata C.J. Maury, 1917 † - (RISSOIDAE) (FOSSIL)
- cepulla, Succinea cepulla A.A. Gould, 1846 - (SUCCINEIDAE)
- cera, Strophiops bimarginatum cera C.J. Maynard, 1894 - (CERIONIDAE)
- cera, Zemitrella cera T.A. Okutani, 1964 - (COLUMBELLIDAE)
- cera, Euomphalus cera R. Etheridge jr., 1917 † - (EUOMPHALIDAE) (FOSSIL)
- Ceraesignum, Genus Ceraesignum R.E. Golding, R. Bieler, T.A. Rawlings & T.M. Collins, 2014 (VERMETIDAE)
- ceralboensis, Rabdotus ceralboensis G.D. Hanna, 1923 - (BULIMULIDAE)
- ceralva, Turbonilla ceralva W.H. Dall & P. Bartsch, 1909 - (PYRAMIDELLIDAE)
- ceramensis, Omphalotropis ceramensis L. Pfeiffer, 1862 - (ASSIMINEIDAE)
- ceramensis, Oliva ceramensis M.M. Schepman, 1911 - syn of: Oliva picta L.A. Reeve, 1850 - (OLIVIDAE)
- ceramensis, Gymnobela ceramensis (M.M. Schepman, 1913) - (RAPHITOMIDAE)
- cerameopoma, Bithynia cerameopoma (W.H. Benson, 1830) - (BITHYNIIDAE)
- cerameopoma, Paludina cerameopoma W.H. Benson, 1830 - syn of: Bithynia cerameopoma (W.H. Benson, 1830) - (VIVIPARIDAE)
- ceramica, Terebralia palustris ceramica (J.H.F. Link, 1807) - (POTAMIDIDAE)
- ceramicorum, Eirlysia ceramicorum Peel, 2016 † - (PHYMATOPLEURIDAE) (FOSSIL)
- ceramicum, Calliostoma ceramicum W.H. Dall, 1892 † - (CALLIOSTOMATIDAE) (FOSSIL)
- ceramicum, Pectinistemma ceramicum F.G. Thompson, 2012 - (EPIROBIIDAE)
- ceramicum, Vasum ceramicum (C. Linnaeus, 1758) - (TURBINELLIDAE)
- ceramicus, Vasum ceramicus C. Linnaeus, 1758 - syn of: Vasum ceramicum (C. Linnaeus, 1758) - (TURBINELLIDAE)
- ceramidum, Trigoniocardia ceramidum W.H. Dall, 1886 - syn of: Trigoniocardia antillarum (A.V.M.D. D'Orbigny, 1853) - (CARDIIDAE)
- ceramidus, Lamellilatirus ceramidus (W.H. Dall, 1889) - (FASCIOLARIIDAE)
- ceramidus, Fusinus ceramidus (W.H. Dall, 1889) - syn of: Lamellilatirus ceramidus (W.H. Dall, 1889) - (FASCIOLARIIDAE)
- ceramis, Oliva ceramis M.M. Schepman, 1904 - syn of: Oliva polita F.P. Marrat, 1867 - (OLIVIDAE)
- ceramota, Lirophora ceramota Gardner, 1947 † - (VENERIDAE) (FOSSIL)
- ceraria, Cryptozona ceraria (W.H. Benson, 1853) - (ARIOPHANTIDAE)
- ceras, Fissidentalium ceras (R.B. Watson, 1879) - (DENTALIIDAE)
- ceras, Hipponix ceras W.P. Woodring, 1928 † - (HIPPONICIDAE) (FOSSIL)
- Ceras, Genus Ceras C. Dupuis & S. Putzeys, 1901 (SUBULINIDAE)
- cerasi, Doto cerasi J.A. Ortea & L. Moro, 1998 - (DOTIDAE)
- cerasia, Psammobia cerasia W.H. Dall, 1916 † - (PSAMMOBIIDAE) (FOSSIL)
- cerasina, Alopia glorifica cerasina (E.A. Bielz, 1856) - (CLAUSILIIDAE)
- cerasina, Petalochlamys cerasina (H.A. Pilsbry, 1902) - (HELICARIONIDAE)
- cerasina, Histioteuthis corona cerasina K.N. Nesis, 1971 - (HISTIOTEUTHIDAE)
- Cerasina, Subgenus Radix (Cerasina) W. Kobelt, 1880 (LYMNAEIDAE)
- cerasina, Rissoa cerasina Š. Brusina, 1865 - (RISSOIDAE)
- Cerastes, syn of: Genus Cerastoderma G.S. Poli, 1795 (CARDIIDAE)
- cerastes, Zestoceras cerastes Tozer, 1994 † - syn of: Zestoceras barwicki (Johnson, 1941 †) - (TRACHYCERATIDAE) (FOSSIL)
- CERASTIDAE - syn of Family: CERASTUIDAE
- Cerastobyssum, syn of: Genus Parvicardium T.A. de M. Monterosato, 1884 (CARDIIDAE)
- Cerastoderma, Genus Cerastoderma G.S. Poli, 1795 (CARDIIDAE)
- Cerastoma, syn of: Genus Ceratostoma Herrmannsen, 1846 (MURICIDAE)
- Cerastua, Genus Cerastua E. Strand, 1928 (CERASTUIDAE)
- CERASTUIDAE Wenz, 1923 - Family (GASTROPODA-HETEROBRANCHIA-PULMONATA-STYLOMMATOPHORA)
- Cerastus, syn of: Subgenus Cerastua (Paracerastus) K.H.J. Thiele, 1933 (CERASTUIDAE)
- cerasum, Pomacea cerasum (S.C.T. Hanley, 1854) - (AMPULLARIIDAE)
- cerata, Paracochlodina cerata (E.A. Rossmässler, 1836) - (CLAUSILIIDAE)
- cerata, Antalis cerata (W.H. Dall, 1881) - (DENTALIIDAE)
- cerata, Leucozonia cerata (W. Wood, 1828) - (FASCIOLARIIDAE)
- cerata, Nuculana vitrea cerata (W.H. Dall, 1881) - (NUCULANIDAE)
- cerata, Ostrea cerata G.B. II Sowerby, 1871 - syn of: Parahyotissa numisma (J.B.P.A. Lamarck, 1819) - (OSTREIDAE)
- cerata flavum, Antalis cerata flavum J. Henderson, 1920 - (DENTALIIDAE)
- cerata opaviensis, Paracochlodina cerata opaviensis (J. Brabenec & Micha, 1960) - (CLAUSILIIDAE)
- ceratacme, Bostryx ceratacme L. Pfeiffer, 1855 - (BULIMULIDAE)
- Cerataconta, Genus Cerataconta T.D.A. Cockerell, 1930 (ARIOPHANTIDAE)
- Ceratia, Genus Ceratia H. Adams & A. Adams, 1852 (IRAVADIIDAE)
- ceratina, Cerithium vulgatum ceratina T.A. de M. Monterosato in P.M. Pallary, 1900 - (CERITHIIDAE)
- ceratina, Nepaliena ceratina (W.H. Benson, 1849) - (ENIDAE)
- ceratina, Tyrrhenaria ceratina (R.J. Shuttleworth, 1843) - (HELICIDAE)
- Ceratisolen, syn of: Genus Pharus W.E. Leach in T. Brown, 1844 (PHARIDAE)
- Ceratites, Genus Ceratites Mojsisovics, 1886 † (CERATITIDAE) (FOSSIL)
- CERATITIDA (UNASSIGNED) - Family (CEPHALOPODA-AMMONOIDEA-CERATITIDA) (FOSSIL)
- CERATITIDAE Mojsisovics, 1879 † - Family (CEPHALOPODA-AMMONOIDEA-CERATITIDA) (FOSSIL)
- ceratitoides, Arnioceras ceratitoides (F.A. von Quenstedt, 1848 †) - (ARIETITIDAE) (FOSSIL)
- ceratitoides, Sibirites ceratitoides L. Waagen, 1895 † - syn of: Anasibirites kingianus (L. Waagen, 1895 †) - (SIBIRITIDAE) (FOSSIL)
- Ceratobeloceras, syn of: Genus Beloceras Hyatt , 1884 † (BELOCERATIDAE) (FOSSIL)
- Ceratobornia, Genus Ceratobornia W.H. Dall, 1899 (LASAEIDAE)
- CERATOCONIDAE Missarzhevsky, 1989 † - Family (HELCIONELLOIDA-ARCHAEOBRANCHIA-HELCIONELLIFORMES) (FOSSIL)
- Ceratoconus, Genus Ceratoconus Chen & Zhang, 1980 † (CERATOCONIDAE) (FOSSIL)
- Ceratodes, syn of: Genus Marisa J.E. Gray, 1824 (AMPULLARIIDAE)
- ceratodes, Macrochlamys ceratodes (L. Pfeiffer, 1859) - (ARIOPHANTIDAE)
- ceratodes, Helicarion ceratodes G.P.L.K. Gude, 1900 - (HELICARIONIDAE)
- Ceratodiscus, Genus Ceratodiscus C.T. Simpson & J. Henderson, 1901 (HELICINIDAE)
- Ceratodoris, Genus Ceratodoris J.E. Gray, 1850 (CHROMODORIDIDAE)
- ceratomma, Levantina ceratomma (L. Pfeiffer, 1856) - (HELICIDAE)
- Ceratomya, Genus Ceratomya Sandberger, 1864 † (CERATOMYIDAE) (FOSSIL)
- CERATOMYIDAE Arkell, 1934 † - Family (BIVALVIA-HETERODONTA-EUHETERODONTA-IMPARIDENTIA-MYIDA) (FOSSIL)
- CERATOMYOPSIDAE Cox, 1964 † - Family (BIVALVIA-HETERODONTA-EUHETERODONTA-MEGALODONTIDA) (FOSSIL)
- Ceratomyopsis, Genus Ceratomyopsis Cossmann, 1915 † (CERATOMYOPSIDAE) (FOSSIL)
- Ceratopea, Genus Ceratopea Ulrich, 1911 † (RAPHISTOMATIDAE) (FOSSIL)
- ceratophaga, Bakevellia ceratophaga (von Schlotheim, 1816 †) - (BAKEVELLIIDAE) (FOSSIL)
- ceratophagaeformis, Pseudobakewellia ceratophagaeformis Noinskyi, 1913 † - (PTERINEIDAE) (FOSSIL)
- Ceratophallus, Subgenus Gyraulus (Ceratophallus) D.S. Brown & G. Mandahl-Barth, 1973 (PLANORBIDAE)
- ceratophora, Calliotropis ceratophora (W.H. Dall, 1896) - (CALLIOTROPIDAE)
- ceratophora, Bathybembix ceratophora W.H. Dall, 1896 - syn of: Calliotropis ceratophora (W.H. Dall, 1896) - (CALLIOTROPIDAE)
- Ceratophora, syn of: Genus Firoloida C.A. Lesueur, 1817 (PTEROTRACHEIDAE)
- Ceratophorus, syn of: Genus Ceratozona W.H. Dall, 1882 (CALLISTOPLACIDAE)
- Ceratophyllidia, Genus Ceratophyllidia C.N.E. Eliot, 1903 (PHYLLIDIIDAE)
- Ceratopoma, Genus Ceratopoma O.F. von Möllendorff, 1893 (HELICINIDAE)
- Ceratoptilus, syn of: Genus Campanile C.É. Bayle in P. Fischer, 1884 (CAMPANILIDAE)
- Ceratosiphon, Genus Ceratosiphon Gill, 1870 † (APORRHAIDAE) (FOSSIL)
- Ceratosoma, Genus Ceratosoma A. Adams & L.A. Reeve, 1850 (CHROMODORIDIDAE)
- Ceratosphinctes, Genus Ceratosphinctes Ziegler , 1959 † (PERISPHINCTIDAE) (FOSSIL)
- Ceratostoma, Genus Ceratostoma Herrmannsen, 1846 (MURICIDAE)
- Ceratostrea, syn of: Subgenus Amphidonte (Ceratostreon) Bayle, 1878 † (GRYPHAEIDAE) (FOSSIL)
- Ceratostreon, Subgenus Amphidonte (Ceratostreon) Bayle, 1878 † (GRYPHAEIDAE) (FOSSIL)
- Ceratotheca, Genus Ceratotheca Novak, 1886 † (CERATOTHECIDAE) (FOSSIL)
- CERATOTHECIDAE Fisher, 1962 † - Family (HYOLITHA-HYOLITHIDA-HYOLITHINA) (FOSSIL)
- Ceratotuberculus, Genus Ceratotuberculus Imlay , 1938 † (OLCOSTEPHANIDAE) (FOSSIL)
- Ceratoxancus, Genus Ceratoxancus J.T. Kuroda, 1952 (COSTELLARIIDAE)
- Ceratozona, Genus Ceratozona W.H. Dall, 1882 (CALLISTOPLACIDAE)
- ceratum tenax, Dentalium ceratum tenax J. Henderson, 1920 - syn of: Antalis cerata (W.H. Dall, 1881) - (DENTALIIDAE)
- ceratum varians, Antalis ceratum varians V. Scarabino, 1973 - syn of: Antalis cerata (W.H. Dall, 1881) - (DENTALIIDAE)
- ceraunia, Minolia ceraunia J.C. Melvill, 1891 - (SOLARIELLIDAE)
- ceraunia, Cymbiola rutila ceraunia J.E. Gray, 1838 - (VOLUTIDAE)
- Ceraunocochlis, Genus Ceraunocochlis Knight, 1931 † (MEEKOSPIRIDAE) (FOSSIL)
- cerberi, Clanculus cerberi A. Brongniart, 1823 † - (TROCHIDAE) (FOSSIL)
- Cerberilla, Genus Cerberilla L.S.R. Bergh, 1873 (AEOLIDIIDAE)
- cerberus, Aegopis cerberus F. Riedel, 1985 - (ZONITIDAE)
- cercadensis, Ximeniconus cercadensis (C.J. Maury, 1917 †) - (CONIDAE) (FOSSIL)
- cercadensis, Persicula cercadensis C.J. Maury, 1917 † - (CYSTISCIDAE) (FOSSIL)
- cercadensis, Tritia cercadensis (C.J. Maury, 1917 †) - (NASSARIIDAE) (FOSSIL)
- cercadensis, Volvulella cercadensis Van Winkle, 1921 - syn of: Volvulella persimilis (O.A.L. Mörch, 1875) - (RHIZORIDAE)
- cercadica, Anadara cercadica C.J. Maury, 1917 † - (ARCIDAE) (FOSSIL)
- cercadica, Trigoniocardia haitensis cercadica (C.J. Maury, 1917 †) - (CARDIIDAE) (FOSSIL)
- cercadica, Cuneocorbula cercadica C.J. Maury, 1917 † - syn of: Caryocorbula sericea W.H. Dall, 1898 † - (CORBULIDAE) (FOSSIL)
- cercadica, Phacoides cercadica C.J. Maury, 1917 † - (LUCINIDAE) (FOSSIL)
- cercadica, Cythara cercadica C.J. Maury, 1917 † - syn of: Lepicythara heptagona (W.M. Gabb, 1873 †) - (MANGELIIDAE) (FOSSIL)
- cercadica, Temnoconcha cercadica (C.J. Maury, 1917 †) - (TELLINIDAE) (FOSSIL)
- cercadica, Pitar cercadica C.J. Maury, 1917 † - (VENERIDAE) (FOSSIL)
- cercadicum, Gutturnium muricinum cercadicum C.J. Maury, 1917 - (RANELLIDAE)
- cercadicus, Siphonochelus cercadicus C.J. Maury, 1917 † - (MURICIDAE) (FOSSIL)
- cercadicus, Antillipecten cercadicus (C.J. Maury, 1917 †) - (PECTINIDAE) (FOSSIL)
- cercadicus, Monoplex cercadicus C.J. Maury, 1917 † - (RANELLIDAE) (FOSSIL)
- cercadonis, Drillia cercadonis C.J. Maury, 1917 † - (DRILLIIDAE) (FOSSIL)
- Cerceis, syn of: Genus Hippopus J.B.P.A. Lamarck, 1799 (TRIDACNIDAE)
- cerchesi, Viviparus cerchesi Cobalcescu, 1883 † - (VIVIPARIDAE) (FOSSIL)
- cercicola, Bulimus cercicola P.M.A. Morelet, 1863 - syn of: Bostryx orophilus P.M.A. Morelet, 1863 - (BULIMULIDAE)
- Cercimelania, Subgenus Pachychilus (Cercimelania) P. Fischer & J.C.H. Crosse, 1892 (PACHYCHILIDAE)
- cercinellum, Teinostoma cercinellum W.H. Dall, 1919 - syn of: Teinostoma cecinella W.H. Dall, 1919 - (TORNIDAE)
- Cercomya, Genus Cercomya Agassiz, 1843 † (LATERNULIDAE) (FOSSIL)
- Cercomyopsis, Genus Cercomyopsis Meek, 1871 † (GRAMMYSIIDAE) (FOSSIL)
- cerdaleum, Torinia cerdaleum J.C. Melvill & R. Standen, 1903 - syn of: Torinista cerdaleus (J.C. Melvill & R. Standen, 1903) - (ARCHITECTONICIDAE)
- cerdaleus, Torinista cerdaleus (J.C. Melvill & R. Standen, 1903) - (ARCHITECTONICIDAE)
- cerdaleus ponderi, Heliacus cerdaleus ponderi T.A. Garrard, 1978 - syn of: Heliacus ponderi (T.A. Garrard, 1978) - (ARCHITECTONICIDAE)
- cerdantum, Epitonium cerdantum (J.C. Melvill & R. Standen, 1903) - (EPITONIIDAE)
- cerea, Auriculella cerea L. Pfeiffer, 1855 - (ACHATINELLIDAE)
- cerea, Omphalotropis cerea L. Pfeiffer, 1857 - (ASSIMINEIDAE)
- cerea, Karaftohelix kurodana cerea J.T. Kuroda & M. Miyanaga, 1939 - (BRADYBAENIDAE)
- cerea, Bentosites cerea (J.C. Cox, 1864) - (CAMAENIDAE)
- cerea, Noctepuna cerea (C. Hedley, 1894) - (CAMAENIDAE)
- cerea, Papuina cerea C. Hedley, 1894 - syn of: Noctepuna cerea (C. Hedley, 1894) - (CAMAENIDAE)
- cerea, Cerithiopsis cerea P.P. Carpenter, 1857 - (CERITHIOPSIDAE)
- cerea, Nucleolaria cerea G.R. Sulliotti, 1924 - syn of: Nucleolaria nucleus (C. Linnaeus, 1758) - (CYPRAEIDAE)
- cerea, Amaea cerea (H. Masahito, J.T. Kuroda & T. Habe, 1971) - (EPITONIIDAE)
- cerea, Glauconome cerea L.A. Reeve, 1844 - (GLAUCONOMIDAE)
- cerea, Hydrocena cerea L. Pfeiffer, 1857 - (HYDROCENIDAE)
- cerea, Pyrgocythara cerea P.P. Carpenter, 1865 - syn of: Pyrgocythara hamata (P.P. Carpenter, 1865) - (MANGELIIDAE)
- cerea, Granulina cerea C. Smriglio, F. Gubbioli & P. Mariottini, 2000 - (MARGINELLIDAE)
- cerea, Mathilda cerea J.T. Kuroda, 1958 - (MATHILDIDAE)
- cerea, Naudedrillia cerea R.N. Kilburn, 1988 - (PSEUDOMELATOMIDAE)
- cerea, Lambis cerea P.F. Röding, 1798 - syn of: Lambis lambis (C. Linnaeus, 1758) - (STROMBIDAE)
- cerea, Triphora cerea E.A. Smith, 1906 - (TRIPHORIDAE)
- cerea, Turritella cerea L.A. Reeve, 1849 - syn of: Turritella terebra cerea L.A. Reeve, 1849 - (TURRITELLIDAE)
- cerea, Turritella terebra cerea L.A. Reeve, 1849 - (TURRITELLIDAE)
- cerea, Xenophora cerea (L.A. Reeve, 1845) - (XENOPHORIDAE)
- cerea torrida, Xenophora cerea torrida J.T. Kuroda & K. Itô, 1961 - (XENOPHORIDAE)
- cereale, Buccinum cereale C.F.F. von Krauss, 1848 - syn of: Anachis kraussii (G.B. I Sowerby, 1844) - (BUCCINIDAE)
- cereale, Anachis cereale C.F.F. von Krauss, 1848 - syn of: Anachis kraussii (G.B. I Sowerby, 1844) - (COLUMBELLIDAE)
- Cereales, syn of: Genus Cerion P.F. Röding, 1798 (CERIONIDAE)
- cerealis, Achatinella cerealis A.A. Gould, 1847 - syn of: Leptachatina cerealis (A.A. Gould, 1847) - (ACHATINELLIDAE)
- cerealis, Acteocina cerealis (A.A. Gould, 1853) - (ACTEOCINIDAE)
- cerealis, Leptachatina cerealis (A.A. Gould, 1847) - (AMASTRIDAE)
- cerealis, Pareuthria cerealis (A. de Rochebrune & J.F. Mabille, 1885) - (BUCCINIDAE)
- cerealis, Chondrina cerealis É.A.A. Locard, 1881 - syn of: Chondrina avenacea (J.G. Bruguière, 1792) - (CHONDRINIDAE)
- cerealis, Columbella cerealis L.A. Reeve, 1859 - syn of: Anachis kraussii (G.B. I Sowerby, 1844) - (COLUMBELLIDAE)
- cerealis, Cylichnella cerealis A.A. Gould, 1853 - syn of: Acteocina cerealis (A.A. Gould, 1853) - (CYLICHNIDAE)
- cerealis, Limatula cerealis Douglas & Arkell, 1932 † - (LIMIDAE) (FOSSIL)
- cerealis, Choffatia cerealis Arkell † - (PERISPHINCTIDAE) (FOSSIL)
- cerealis, Pupoides cerealis A. Paladilhe, 1872 - syn of: Pupoides coenopictus (F.W. Hutton, 1834) - (PUPILLIDAE)
- cereana, Chondrina cereana H.C. Küster, 1843 - syn of: Chondrina avenacea (J.G. Bruguière, 1792) - (CHONDRINIDAE)
- cerebralis, Diaulula cerebralis Á. Valdés, 2001 - (DISCODORIDIDAE)
- cerebralis, Doris cerebralis A.A. Gould, 1852 - syn of: Asteronotus cespitosus (J.C. van Hasselt, 1824) - (DORIDIDAE)
- cerebralis, Philine cerebralis Malaquias, Ohnheiser, Oskars & Willassen, 2016 - (PHILINIDAE)
- cerebroides, Lamellaria cerebroides F.W. Hutton, 1882 - (VELUTINIDAE)
- cereicola, Bulimus cereicola P.M.A. Morelet, 1863 - syn of: Bostryx orophilus P.M.A. Morelet, 1863 - (BULIMULIDAE)
- Cerena, syn of: Genus Dosinia J.A. Scopoli, 1777 (VENERIDAE)
- Cereobullia, Subgenus Bullia (Cereobullia) J.C. Melvill & A.J. Peile, 1924 (NASSARIIDAE)
- cereoflava, Helicopsis cereoflava E.A. Bielz, 1851 - (HYGROMIIDAE)
- cereoflava podolica, Helicopsis cereoflava podolica W. Polinski, 1922 - syn of: Helicopsis striata (O.F. Müller, 1774) - (HYGROMIIDAE)
- cereolus, Conus cereolus P.F. Röding, 1798 - syn of: Strategoconus monile (C.H. Hwass in J.G. Bruguière, 1792) - (CONIDAE)
- cereolus, Polygyra cereolus (J.K. Megerle Von Mühlfeld, 1816) - (POLYGYRIDAE)
- cereolus carpenteriana, Polygyra cereolus carpenteriana (T.B. Bland, 1860) - (POLYGYRIDAE)
- cereonitens, Systrophia cereonitens F. Haas, 1951 - (SCOLODONTIDAE)
- cereris, Solecurtus cereris C.J. Maury, 1924 † - (SOLECURTIDAE) (FOSSIL)
- ceres, Xerocrassa serrulata ceres R.A.M. Brandt, 1959 - (HYGROMIIDAE)
- Ceres, Genus Ceres J.E. Gray, 1856 (PROSERPINELLIDAE)
- ceres, Paravitrea ceres L.R. Hubricht, 1978 - (ZONITIDAE)
- CERESIDAE - syn of Family: PROSERPINELLIDAE
- ceresolensis, Planorbarius barettii ceresolensis (F. Sacco, 1889 †) - (PLANORBIDAE) (FOSSIL)
- cereum, Echioceras cereum (C.T. Simpson, 1855 †) - (ECHIOCERATIDAE) (FOSSIL)
- cereum, Chondropometes exquisitum cereum C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- cereum, Styloptygma cereum A. Adams, 1863 - (PYRAMIDELLIDAE)
- cereum, Resupinata cereum (H. Strebel, 1880) - (UROCOPTIDAE)
- cereus, Joculator cereus A. Cecalupo & I. Perugia, 2012 - (CERITHIOPSIDAE)
- cereus, Fusus cereus E.A. Smith, 1884 - syn of: Orania pholidota (R.B. Watson, 1883) - (FASCIOLARIIDAE)
- cereus, Fossarus cereus R.B. Watson, 1880 - (PLANAXIDAE)
- cereus, Petaloconchus cereus P.P. Carpenter, 1857 - (VERMETIDAE)
- cerevesina, Tonna cerevesina C. Hedley, 1919 - syn of: Tonna tankervillii (S.C.T. Hanley, 1860) - (TONNIDAE)
- cerevisina, Tonna cerevisina C. Hedley, 1919 - syn of: Tonna tankervillii (S.C.T. Hanley, 1860) - (TONNIDAE)
- cerevisina haurakiensis, Tonna cerevisina haurakiensis C. Hedley, 1919 - syn of: Tonna tankervillii (S.C.T. Hanley, 1860) - (TONNIDAE)
- ceria, Linopyrga ceria C.F. Laseron, 1951 - (PYRAMIDELLIDAE)
- cerialis, Pareuthria cerialis A. de Rochebrune & J.F. Mabille, 1885 - syn of: Pareuthria cerealis (A. de Rochebrune & J.F. Mabille, 1885) - (BUCCINIDAE)
- ceriantha, Montacuta ceriantha W.F. Ponder, 1971 - syn of: Montacutona mutsuwanensis A. Yamamoto & T. Habe, 1959 - (MONTACUTIDAE)
- cericosta, Mitra cericosta C.F. Laseron, 1951 - syn of: Austromitra tasmanica (J.E. Tenison-Woods, 1876) - (MITRIDAE)
- Cerigana, syn of: Genus Albinaria W. von Vest, 1867 (CLAUSILIIDAE)
- cerigottana, Albinaria cytherae cerigottana (O. Böttger, 1894) - (CLAUSILIIDAE)
- cerigottana, Punctiscala cerigottana (R. Sturany, 1896) - (EPITONIIDAE)
- cerigottana nicolayi, Opalia cerigottana nicolayi F. Nordsieck, 1974 - syn of: Opalia abbotti W.J. Clench & H. Turner, 1952 - (EPITONIIDAE)
- CERIIDAE - syn of Family: CERIONIDAE
- cerina, Eurystyla cerina (P.M.A. Morelet, 1845) - (ACAVIDAE)
- cerina, Dolichostyla virgata cerina P. Bartsch, 1932 - (BRADYBAENIDAE)
- cerina, Bulla cerina K.T. Menke, 1853 - syn of: Haminoea antillarum (A.V.M.D. D'Orbigny, 1841) - (BULLIDAE)
- cerina, Cerithiopsis cerina A. Adams, 1861 - (CERITHIOPSIDAE)
- cerina, Kurtziella cerina (Kurtz & W. Stimpson, 1851) - (MANGELIIDAE)
- cerina, Omniglypta cerina (H.A. Pilsbry, 1905) - (OMNIGLYPTIDAE)
- cerina, Chondrothyretes cerina C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- cerina, Heterodonax cerina C.B. Adams, 1845 - syn of: Heterodonax bimaculatus (C. Linnaeus, 1758) - (PSAMMOBIIDAE)
- cerina, Psammobia cerina C.B. Adams, 1845 - syn of: Heterodonax bimaculatus (C. Linnaeus, 1758) - (PSAMMOBIIDAE)
- cerina, Turbonilla cerina A. Adams, 1861 - (PYRAMIDELLIDAE)
- cerina, Macoma cerina C.B. Adams, 1845 - (TELLINIDAE)
- cerina, Fusconaia cerina (T.A. Conrad, 1838) - (UNIONIDAE)
- cerina, Gouldia cerina (Adams, 1845) - (VENERIDAE)
- cerina albida, Chondrothyretes cerina albida M.I. Sánchez Roig, 1951 - (POMATIIDAE)
- cerina martillensis, Chondrothyretes cerina martillensis M.I. Sánchez Roig, 1951 - (POMATIIDAE)
- cerina polita, Chondrothyretes cerina polita (C. de la Torre & P. Bartsch, 1938) - (POMATIIDAE)
- cerina puella, Chondrothyretes cerina puella (C. de la Torre & P. Bartsch, 1938) - (POMATIIDAE)
- cerina roseoapicata, Chondrothyretes cerina roseoapicata (C. de la Torre & P. Bartsch, 1938) - (POMATIIDAE)
- cerina subcerina, Chondrothyretes cerina subcerina (C. de la Torre & P. Bartsch, 1938) - (POMATIIDAE)
- cerinamarumai, Latiaxis cerinamarumai (S. Kosuge, 1980) - (MURICIDAE)
- cerinamarumai, Babelomurex cerinamarumai S. Kosuge, 1980 - syn of: Latiaxis cerinamarumai (S. Kosuge, 1980) - (MURICIDAE)
- cerinamarumai, Pterynotus cerinamarumai S. Kosuge, 1980 - syn of: Latiaxis cerinamarumai (S. Kosuge, 1980) - (MURICIDAE)
- Cerinasota, syn of: Genus Succinea J.P.R. Draparnaud, 1801 (SUCCINEIDAE)
- cerinella, Cryoturris cerinella (W.H. Dall, 1889) - (MANGELIIDAE)
- cerinella, Onoba cerinella W.H. Dall, 1887 - (RISSOIDAE)
- cerinoideus, Ventridens cerinoideus (J.G. Anthony, 1865) - (GASTRODONTIDAE)
- cerinorhodon, Chama cerinorhodon T. Hamada & A. Matsukuma, 2005 - (CHAMIDAE)
- cerinum, Dentalium cerinum H.A. Pilsbry, 1905 - syn of: Rhabdus cerinum (H.A. Pilsbry, 1905) - (DENTALIIDAE)
- cerinum, Rhabdus cerinum (H.A. Pilsbry, 1905) - (RHABDIDAE)
- cerinum, Pleurotoma cerinum J.D. Kurtz & W. Stimpson, 1851 - syn of: Kurtziella cerina (Kurtz & W. Stimpson, 1851) - (TURRIDAE)
- cerinus, Conus cerinus L.A. Reeve, 1848 - syn of: Nitidoconus boeticus (L.A. Reeve, 1844) - (CONIDAE)
- cerinus, Eburneopecten cerinus T.A. Conrad, 1869 † - (PECTINIDAE) (FOSSIL)
- Cerion, Genus Cerion P.F. Röding, 1798 (CERIONIDAE)
- cerion, Chama cerion A. Matsukuma, B.H. Paulay & T. Hamada, 2003 - (CHAMIDAE)
- cerion, Mikro cerion (W.H. Dall, 1927) - (SKENEIDAE)
- cerion, Vitrinella cerion W.H. Dall, 1927 - syn of: Mikro cerion (W.H. Dall, 1927) - (TORNIDAE)
- CERIONIDAE Pilsbry, 1901 - Family (GASTROPODA-HETEROBRANCHIA-PULMONATA-STYLOMMATOPHORA)
- Ceriphasia, syn of: Genus Pleurocera C.S. Rafinesque, 1818 (PLEUROCERIDAE)
- cerisa, Dendrodoris cerisa (E.F. Kelaart, 1858) - (DENDRODORIDIDAE)
- Ceritella, Genus Ceritella Morris & Lycett, 1851 † (CERITELLIDAE) (FOSSIL)
- CERITELLIDAE Wenz, 1938 † - Family (GASTROPODA-HETEROBRANCHIA) (FOSSIL)
- Ceritellopsis, Subgenus Ceritella (Ceritellopsis) Fischer, 1964 † (CERITELLIDAE) (FOSSIL)
- ceritensis, Nassa ceritensis R. Arnold, 1903 - syn of: Nassarius cerritensis (R. Arnold, 1903) - (NASSARIIDAE)
- cerithea, Cancellaria cerithea A.A. Olsson, 1964 † - (CANCELLARIIDAE) (FOSSIL)
- cerithicola, Crepidula cerithicola C.B. Adams, 1852 - (CALYPTRAEIDAE)
- Cerithidea, Genus Cerithidea W.J. Swainson, 1840 (POTAMIDIDAE)
- CERITHIDEIDAE - syn of Family: POTAMIDIDAE
- Cerithideops, Genus Cerithideops Pilsbry & Harbison, 1933 † (POTAMIDIDAE) (FOSSIL)
- Cerithideopsilla, Genus Cerithideopsilla K.H.J. Thiele, 1929 (POTAMIDIDAE)
- Cerithideopsis, Genus Cerithideopsis K.H.J. Thiele, 1929 (POTAMIDIDAE)
- cerithidioides, Bittiolum cerithidioides W.H. Dall, 1889 - syn of: Finella dubia (A.V.M.D. D'Orbigny, 1840) - (CERITHIIDAE)
- cerithidioides, Alaba cerithidioides W.H. Dall, 1889 - syn of: Finella dubia (A.V.M.D. D'Orbigny, 1840) - (LITIOPIDAE)
- cerithidioides warmkeana, Bittiolum cerithidioides warmkeana G.W. Nowell-Usticke, 1969 - syn of: Finella dubia (A.V.M.D. D'Orbigny, 1840) - (CERITHIIDAE)
- Cerithidium, Genus Cerithidium T.A. de M. Monterosato, 1884 (CERITHIIDAE)
- cerithidoides, Alabina cerithidoides W.H. Dall, 1889 - syn of: Finella dubia (A.V.M.D. D'Orbigny, 1840) - (CERITHIIDAE)
- Cerithiella, Genus Cerithiella A.E. Verrill, 1882 (NEWTONIELLIDAE)
- CERITHIELLIDAE - syn of Family: TRIPHORIDAE
- cerithielloides, Papuliscala cerithielloides P. Bouchet & A. Warén, 1986 - (NYSTIELLIDAE)
- cerithiformis, Faunus cerithiformis A. Watelet, 1851 † - (PACHYCHILIDAE) (FOSSIL)
- cerithiformis, Microptychis cerithiformis (F.B. Meek & A.H. Worthen, 1860 †) - (PSEUDOZYGOPLEURIDAE) (FOSSIL)
- cerithiformis, Purpuroidea cerithiformis E.A.L. Kittl, 1894 † - (PURPUROIDEIDAE) (FOSSIL)
- cerithiformis, Streptacis cerithiformis F.B. Meek & A.H. Worthen, 1860 † - syn of: Microptychis cerithiformis (F.B. Meek & A.H. Worthen, 1860 †) - (STREPTACIDIDAE) (FOSSIL)
- cerithiformis, Iotyrris cerithiformis (A.W.B. Powell, 1964) - (TURRIDAE)
- CERITHIIDAE Férussac, 1819 - Family (GASTROPODA-CAENOGASTROPODA)
- cerithiiformis, Apataxia cerithiiformis (G.W. Tryon, 1887) - (RISSOINIDAE)
- cerithiiformis miltozona, Apataxia cerithiiformis miltozona (J.R. le B. Tomlin, 1915) - (RISSOINIDAE)
- Cerithina, Genus Cerithina Holzapfel, 1888 † (CAENOGASTROPODA (unassigned)) (FOSSIL)
- cerithina, Mitra cerithina J.C. Melvill, 1888 - syn of: Vexillum percnodictyum cerithinum (J.C. Melvill, 1888) - (MITRIDAE)
- cerithina, Rissoa cerithina R.A. Philippi, 1849 - syn of: Cerithidium perparvulum (R.B. Watson, 1886) - (RISSOIDAE)
- cerithina, Clathrofenella cerithina (R.A. Philippi, 1848) - (SCALIOLIDAE)
- cerithina, Oxymeris cerithina (J.B.P.A. Lamarck, 1822) - (TEREBRIDAE)
- cerithina, Terebra cerithina J.B.P.A. Lamarck, 1822 - syn of: Oxymeris cerithina (J.B.P.A. Lamarck, 1822) - (TEREBRIDAE)
- cerithina, Turridrupa cerithina (H.E. Anton, 1838) - (TURRIDAE)
- cerithina, Pleurotoma cerithina H.E. Anton, 1838 - syn of: Turridrupa cerithina (H.E. Anton, 1838) - (TURRIDAE)
- cerithina spaldingi, Terebra cerithina spaldingi H.A. Pilsbry, 1921 - syn of: Oxymeris cerithina (J.B.P.A. Lamarck, 1822) - (TEREBRIDAE)
- Cerithinella, Genus Cerithinella Gemmellaro, 1878 † (CERITHIIDAE) (FOSSIL)
- cerithinum, Cerithidium cerithinum (R.A. Philippi, 1849) - (CERITHIIDAE)
- cerithinum, Vexillum percnodictyum cerithinum (J.C. Melvill, 1888) - (COSTELLARIIDAE)
- cerithinum, Rissoa cerithinum R.A. Philippi, 1849 - syn of: Cerithidium cerithinum (R.A. Philippi, 1849) - (RISSOIDAE)
- Cerithioclava, Genus Cerithioclava A.A. Olsson & A. Harbison, 1953 (CERITHIIDAE)
- Cerithiocyga, Genus Cerithiocyga Bandel, 1992 † (CAENOGASTROPODA (unassigned)) (FOSSIL)
- Cerithioderma, Genus Cerithioderma T.A. Conrad, 1860 (CAPULIDAE)
- CERITHIODERMIDAE - syn of Family: CAPULIDAE
- CERITHIOIDEA (UNASSIGNED) - Family (GASTROPODA-CAENOGASTROPODA) (FOSSIL)
- cerithioides, Bittiolum cerithioides W.H. Dall, 1889 - syn of: Finella dubia (A.V.M.D. D'Orbigny, 1840) - (CERITHIIDAE)
- cerithioides, Drillia cerithioides (C. des Moulins, 1842 †) - (DRILLIIDAE) (FOSSIL)
- cerithioides, Scalaria cerithioides Gardner † - (EPITONIIDAE) (FOSSIL)
- Cerithioides, Genus Cerithioides Cerithioides † (GONIASMATIDAE) (FOSSIL)
- cerithioides, Trypanocochlea cerithioides (E.F.R.K. Koken, 1896 †) - (MURCHISONIIDAE) (FOSSIL)
- cerithioides, Verania cerithioides E.F.R.K. Koken, 1896 † - syn of: Trypanocochlea cerithioides (E.F.R.K. Koken, 1896 †) - (MURCHISONIIDAE) (FOSSIL)
- cerithioides, Rissoina cerithioides (L. Pfeiffer, 1840) - (RISSOINIDAE)
- cerithioides, Daidia cerithioides (Salter, 1859 †) - (STRAPAROLLINIDAE) (FOSSIL)
- Cerithiolinum, syn of: Genus Cerithiella A.E. Verrill, 1882 (NEWTONIELLIDAE)
- Cerithiolum, syn of: Genus Bittium W.E. Leach in J.E. Gray, 1847 (CERITHIIDAE)
- cerithiolum, Pyrgula cerithiolum Š. Brusina, 1881 † - (HYDROBIIDAE) (FOSSIL)
- Cerithiomorpha, Genus Cerithiomorpha Akopyan, 1976 † (CERITHIOIDEA (unassigned)) (FOSSIL)
- Cerithiopsida, Genus Cerithiopsida P. Bartsch, 1911 (NEWTONIELLIDAE)
- CERITHIOPSIDAE H. & A. Adams, 1853 - Family (GASTROPODA-CAENOGASTROPODA)
- Cerithiopsidella, Genus Cerithiopsidella P. Bartsch, 1911 (CERITHIOPSIDAE)
- Cerithiopsilla, Genus Cerithiopsilla K.H.J. Thiele, 1912 (CERITHIOPSIDAE)
- Cerithiopsina, Genus Cerithiopsina P. Bartsch, 1911 (CERITHIOPSIDAE)
- Cerithiopsis, Genus Cerithiopsis E. Forbes & S.C.T. Hanley, 1850 (CERITHIOPSIDAE)
- cerithiopsis, Micromelania cerithiopsis Š. Brusina, 1874 † - (HYDROBIIDAE) (FOSSIL)
- cerithiopsis, Melanopsis cerithiopsis J.R. Bourguignat, 1884 - (MELANOPSIDAE)
- Cerithiovermetus, Genus Cerithiovermetus K. Bandel, 2006 (VERMETIDAE)
- Cerithiozone, Genus Cerithiozone Nützel & Nakazawa, 2012 † (MURCHISONIIDAE) (FOSSIL)
- Cerithiscala, Genus Cerithiscala De Boury, 1887 (EPITONIIDAE)
- Cerithium, Genus Cerithium J.G. Bruguičre, 1789 (CERITHIIDAE)
- cerithium, Turritella cerithium J.R.C. Quoy & J.P. Gaimard, 1834 - syn of: Zeacumantus diemenensis (J.R.C. Quoy & J.P. Gaimard, 1834) - (TURRITELLIDAE)
- cerithoidea, Drillia cerithoidea P.P. Carpenter, 1857 - syn of: Crassispira cerithoidea (P.P. Carpenter, 1857) - (DRILLIIDAE)
- cerithoidea, Crassispira cerithoidea (P.P. Carpenter, 1857) - (PSEUDOMELATOMIDAE)
- Cerithopsina, Genus Cerithopsina † (CAENOGASTROPODA (unassigned)) (FOSSIL)
- Ceritoturris, Genus Ceritoturris W.H. Dall, 1924 (HORAICLAVIDAE)
- Cerium, syn of: Genus Cerion P.F. Röding, 1798 (CERIONIDAE)
- Cerkesia, Genus Cerkesia Monari, 2003 † (LUCINIDAE) (FOSSIL)
- cerma, Phacoides cerma W.P. Woodring, 1982 † - (LUCINIDAE) (FOSSIL)
- cernica, Casmaria cernica (G.B. III Sowerby, 1888) - (CASSIDAE)
- cernica, Cassis cernica G.B. III Sowerby, 1888 - syn of: Casmaria cernica (G.B. III Sowerby, 1888) - (CASSIDAE)
- cernica, Thala cernica (G.B. II Sowerby, 1874) - (COSTELLARIIDAE)
- cernica, Erosaria cernica (G.B. III Sowerby, 1870) - (CYPRAEIDAE)
- cernica, Robillardia cernica E.A. Smith, 1889 - (EULIMIDAE)
- cernica, Eucithara isseli cernica (G. Nevill & H. Nevill, 1875) - (MANGELIIDAE)
- cernica, Mitra cernica G. Nevill, 1874 - syn of: Pusia mediomaculatum (G.B. III Sowerby, 1870) - (MITRIDAE)
- cernica, Mitra cernica G.B. II Sowerby, 1874 - syn of: Thala cernica (G.B. II Sowerby, 1874) - (MITRIDAE)
- cernica, Cellana cernica H. Adams, 1869 - syn of: Cellana livescens (L.A. Reeve, 1855) - (NACELLIDAE)
- cernica, Notocochlis cernica (F.P. Jousseaume, 1874) - (NATICIDAE)
- cernica, Patella cernica H. Adams, 1869 - syn of: Cellana livescens (L.A. Reeve, 1855) - (PATELLIDAE)
- cernica, Terebra cernica G.B. III Sowerby, 1894 - syn of: Strioterebrum nitidum (R.B. Hinds, 1844) - (TEREBRIDAE)
- cernica kermadecensis, Erosaria cernica kermadecensis A.W.B. Powell, 1958 - (CYPRAEIDAE)
- cernica leforti, Erosaria cernica leforti (J.R. Senders & P. Martin, 1987) - (CYPRAEIDAE)
- cernica marielae, Erosaria cernica marielae C.N. Cate, 1960 - (CYPRAEIDAE)
- cernica ogasawarensis, Erosaria cernica ogasawarensis F.A. Schilder, 1944 - (CYPRAEIDAE)
- cernica tomlini, Erosaria cernica tomlini F.A. Schilder, 1930 - (CYPRAEIDAE)
- cernica viridicolor, Erosaria cernica viridicolor (C.N. Cate, 1962) - (CYPRAEIDAE)
- cernicum, Elasmias cernicum (W.H. Benson, 1850) - (ACHATINELLIDAE)
- cernicus, Conus cernicus H. Adams, 1869 - syn of: Nitidoconus balteatus (G.B. I Sowerby, 1833) - (CONIDAE)
- cernicus, Bulinus cernicus P.M.A. Morelet, 1867 - (PLANORBIDAE)
- cernicus, Turbo cernicus G.B. III Sowerby, 1896 - (TURBINIDAE)
- Cernina, Genus Cernina J.E. Gray, 1840 (AMPULLINIDAE)
- cernita, Volvarina cernita (É.A.A. Locard, 1897) - (MARGINELLIDAE)
- cernohorskyi, Conus cernohorskyi A.J. Da Motta, 1983 - syn of: Pionoconus magus (C. Linnaeus, 1758) - (CONIDAE)
- cernohorskyi, Austromitra cernohorskyi H. Turner, 2008 - (COSTELLARIIDAE)
- cernohorskyi, Carinapex cernohorskyi S.G. Wiedrick, 2015 - (HORAICLAVIDAE)
- cernohorskyi, Mitra cernohorskyi (H.A. Rehder & B.R. Wilson, 1975) - (MITRIDAE)
- cernohorskyi, Morula cernohorskyi R. Houart & J. Tröndlé, 1997 - (MURICIDAE)
- cernohorskyi, Nassarius cernohorskyi H.H. Kool, 2005 - (NASSARIIDAE)
- cernohorskyi, Cyllene cernohorskyi F. Fernandes & E. Rolán, 1992 - (NASSARIIDAE)
- cernohorskyi, Impages cernohorskyi (R.D. Burch, 1965) - (TEREBRIDAE)
- cernohorskyi, Mitreola cernohorskyi Renard, 1994 † - (VOLUTOMITRIDAE) (FOSSIL)
- Cernuella, Genus Cernuella F. Schlüter, 1838 (HYGROMIIDAE)
- Cernuellopsis, Genus Cernuellopsis G. Manganelli & F.L. Giusti, 1987 (HYGROMIIDAE)
- cerodes, Modulus cerodes (A. Adams, 1851) - (MODULIDAE)
- Cerodrillia, Genus Cerodrillia P. Bartsch & H.A. Rehder, 1939 (DRILLIIDAE)
- Ceromya, syn of: Genus Ceratomya Sandberger, 1864 † (CERATOMYIDAE) (FOSSIL)
- Ceromyella, Genus Ceromyella Sacco, 1901 † (PHOLADOMYOIDEA (unassigned)) (FOSSIL)
- Ceromyopsis, syn of: Genus Ceratomyopsis Cossmann, 1915 † (CERATOMYOPSIDAE) (FOSSIL)
- Ceronia, Subgenus Mesodesma (Ceronia) J.E. Gray, 1853 (MESODESMATIDAE)
- Ceroniola, Genus Ceroniola Wilckens, 1904 † (CARDIIDA (unassigned)) (FOSSIL)
- Cerophora, syn of: Genus Firoloida C.A. Lesueur, 1817 (PTEROTRACHEIDAE)
- ceroplasta, Borsonia ceroplasta (R.B. Watson, 1881) - (BORSONIIDAE)
- ceroplasta, Bostryx ceroplasta H.A. Pilsbry, 1896 - (BULIMULIDAE)
- ceroplasta, Mangelia ceroplasta (K.J. Bush, 1885) - (MANGELIIDAE)
- ceroplasta, Bullia ceroplasta J.C. Melvill, 1898 - (NASSARIIDAE)
- ceroplasta, Pleurotoma ceroplasta R.B. Watson, 1881 - syn of: Borsonia ceroplasta (R.B. Watson, 1881) - (TURRIDAE)
- Ceropsis, syn of: Genus Milneria W.H. Dall, 1881 (CARDITIDAE)
- Cerostoma, syn of: Genus Ceratostoma Herrmannsen, 1846 (MURICIDAE)
- cerostoma, Nerita cerostoma F.H. Troschel, 1852 - syn of: Nerita funiculata K.T. Menke, 1851 - (NERITIDAE)
- Cerostraca, syn of: Genus Eatoniella W.H. Dall, 1876 (EATONIELLIDAE)
- cerotina, Nassa cerotina A. Adams, 1852 - syn of: Nassarius capensis (R.W. Dunker, 1846) - (NASSARIIDAE)
- cerovaensis, Polinices cerovaensis M. Harzhauser & al., 2011 † - (NATICIDAE) (FOSSIL)
- Cerovoceras, Genus Cerovoceras Kröger , 2008 † (BREVICOCERATIDAE) (FOSSIL)
- cerralvoense, Bittium cerralvoense P. Bartsch, 1911 - (CERITHIIDAE)
- cerralvoensis, Acirsa cerralvoensis (H. DuShane, 1970) - (EPITONIIDAE)
- cerrateae, Naesiotus cerrateae (W.K. Weyrauch, 1967) - (BULIMULIDAE)
- cerrateae, Raphiellus cerrateae W.K. Weyrauch, 1967 - syn of: Naesiotus cerrateae (W.K. Weyrauch, 1967) - (BULIMULIDAE)
- cerrateae, Hemicena cerrateae (W.K. Weyrauch, 1958) - (CLAUSILIIDAE)
- cerrateae, Karlschmidtia cerrateae W.K. Weyrauch, 1960 - (EPIPHRAGMOPHORIDAE)
- cerrateae colcabambensis, Hemicena cerrateae colcabambensis A. Zilch, 1959 - (CLAUSILIIDAE)
- cerrateae damianensis, Hemicena cerrateae damianensis A. Zilch, 1959 - (CLAUSILIIDAE)
- cerritensis, Aligena cerritensis R. Arnold, 1903 - syn of: Aligena trigonalis (P.P. Carpenter, 1857) - (LASAEIDAE)
- cerritensis, Scabrotrophon cerritensis (R. Arnold, 1903) - (MURICIDAE)
- cerritensis, Nassarius cerritensis (R. Arnold, 1903) - (NASSARIIDAE)
- cerroensis, Hendersonina hamlini cerroensis (C. de la Torre & P. Bartsch, 1938) - (POMATIIDAE)
- cerroensis, Macroceramus canimarensis cerroensis M.I. Sánchez Roig, 1951 - (UROCOPTIDAE)
- cerrosensis, Austrotrophon cerrosensis (W.H. Dall, 1891) - (MURICIDAE)
- cerrosensis, Ostrea cerrosensis W.M. Gabb, 1866 - syn of: Undulostrea megodon (S.C.T. Hanley, 1846) - (OSTREIDAE)
- cerrosensis, Ostrea cerrosensis W.M. Gabb, 1866 - syn of: Undulostrea megodon (S.C.T. Hanley, 1846) - (OSTREIDAE)
- cerrosensis, Nodipecten cerrosensis (W.M. Gabb, 1869 †) - (PECTINIDAE) (FOSSIL)
- cerrosensis, Rissoina cerrosensis P. Bartsch, 1915 - (RISSOINIDAE)
- cerrosensis, Cyclostremiscus cerrosensis (P. Bartsch, 1907) - (TORNIDAE)
- cerrosensis catalinensis, Austrotrophon cerrosensis catalinensis I.M. Oldroyd, 1927 - syn of: Austrotrophon catalinensis (I.M. Oldroyd, 1927) - (MURICIDAE)
- cerrosiana, Tellina cerrosiana W.H. Dall, 1900 - syn of: Tellina amianta (W.H. Dall, 1900) - (TELLINIDAE)
- cerrosianus, Angulus cerrosianus W.H. Dall, 1900 - syn of: Tellina amianta (W.H. Dall, 1900) - (TELLINIDAE)
- certa, Rissoa certa Svagrovský, 1971 † - (RISSOIDAE) (FOSSIL)
- certesi, Solatisonax certesi (P. Dautzenberg & H. Fischer, 1896) - (ARCHITECTONICIDAE)
- certisinus, Nucula certisinus Finlay, 1930 - (NUCULIDAE)
- certoma, Seguenzia certoma W.H. Dall, 1919 - (SEGUENZIIDAE)
- certus, Sellanarcestes certus Chlupac & Turek, 1983 † - (ANARCESTIDAE) (FOSSIL)
- certus, Pseudobuliminus certus A. Zilch, 1949 - (BRADYBAENIDAE)
- certus, Prosipho certus K.H.J. Thiele, 1912 - (BUCCINIDAE)
- certus, Metapronorites certus Andrianov, 1985 † - (PRONORITIDAE) (FOSSIL)
- ceruanae, Deroceras ceruanae C. Pollonera, 1891 - (AGRIOLIMACIDAE)
- cerulea, Mercuria cerulea P. Massot, 1869 - syn of: Mercuria emiliana (A. Paladilhe, 1869) - (HYDROBIIDAE)
- ceruleus, Entolium ceruleus Smith, 1927 † - (ENTOLIIDAE) (FOSSIL)
- Cerullia, Genus Cerullia Cossmann, 1915 † (SPORTELLIDAE) (FOSSIL)
- cerullii, Eulimella cerullii (A.E.M. Cossmann, 1916) - (PYRAMIDELLIDAE)
- cerussata, Cuna cerussata J.A. Bartrum & Powell, 1928 † - (CONDYLOCARDIIDAE) (FOSSIL)
- cerussatus, Drymaeus cerussatus (L.A. Reeve, 1849) - (BULIMULIDAE)
- ceruti, Stomatia ceruti Stoppani, 1858 † - syn of: Platychilina cainalloi (Stoppani, 1857 †) - (TROCHIDAE) (FOSSIL)
- ceruttii, Tuckericonus ceruttii (W.P. Cargile, 1997) - (CONIDAE)
- cervae, Paracocculina cervae (C.A. Fleming, 1948) - (COCCULINIDAE)
- cervae, Tecticrater cervae (C.A. Fleming, 1948) - (LEPETELLIDAE)
- cervantesi, Quijote cervantesi Ortea, Moro & Bacallado, 2016 - (QUIJOTIDAE)
- cervantesorum, Lindapterys cervantesorum Goret, Ledon & Pons, 2013 † - (MURICIDAE) (FOSSIL)
- cerverai, Flabellina cerverai M.A. Fischer, E. van der Velde & J.C. Roubos, 2007 - (FLABELLINIDAE)
- cervicalis, Synprosphyma cervicalis (A.R.J.B. Bavay & P. Dautzenberg, 1909) - (CLAUSILIIDAE)
- cervicenigra, Doto cervicenigra J.A. Ortea & P. Bouchet, 1989 - (DOTIDAE)
- cervicesmadentes, Opacuincola cervicesmadentes M. Haase, 2008 - (TATEIDAE)
- cervicornis, Chicoreus cervicornis (J.B.P.A. Lamarck, 1822) - (MURICIDAE)
- cervicornis, Murex cervicornis J.B.P.A. Lamarck, 1822 - syn of: Chicoreus cervicornis (J.B.P.A. Lamarck, 1822) - (MURICIDAE)
- cervicrassus, Dolicholatirus cervicrassus D.T. Dockery, 1984 † - (FASCIOLARIIDAE) (FOSSIL)
- cervina, Achatinella caesia cervina J.T. Gulick, 1858 - (ACHATINELLIDAE)
- cervina, Aplysia cervina (W.H. Dall & C.T. Simpson, 1901) - (APLYSIIDAE)
- cervina, Strophiops cervina C.J. Maynard & W.F. Clapp, 1920 - (CERIONIDAE)
- cervina, Dendronotus cervina J.F. Gmelin, 1791 - syn of: Dendronotus frondosus (P. Ascanius, 1774) - (DENDRONOTIDAE)
- cervina, Cerodrillia cervina P. Bartsch, 1943 - syn of: Viridrillia cervina (P. Bartsch, 1943) - (DRILLIIDAE)
- cervina, Viridrillia cervina (P. Bartsch, 1943) - (PSEUDOMELATOMIDAE)
- cervinetta, Columbella cervinetta P.P. Carpenter, 1857 - syn of: Mitrella baccata (J.S. Gaskoin, 1851) - (COLUMBELLIDAE)
- cervinetta, Mitrella cervinetta P.P. Carpenter, 1857 - syn of: Mitrella baccata (J.S. Gaskoin, 1851) - (COLUMBELLIDAE)
- cervinetta, Macrocypraea cervinetta (L.C. Kiener, 1843) - (CYPRAEIDAE)
- cervinetta, Cypraea cervinetta L.C. Kiener, 1843 - syn of: Macrocypraea cervinetta (L.C. Kiener, 1843) - (CYPRAEIDAE)
- cervinetta obsoleta, Columbella cervinetta obsoleta P.P. Carpenter, 1857 - syn of: Mitrella baccata (J.S. Gaskoin, 1851) - (COLUMBELLIDAE)
- cervinetta obsoleta, Mitrella cervinetta obsoleta P.P. Carpenter, 1857 - syn of: Mitrella baccata (J.S. Gaskoin, 1851) - (COLUMBELLIDAE)
- cervinoi, Onchidoris cervinoi J.A. Ortea & V. Urgorri, 1979 - (ONCHIDORIDIDAE)
- cervixnivea, Achatinella apexfulva cervixnivea H.A. Pilsbry & C.M. Cooke, 1914 - (ACHATINELLIDAE)
- cervola, Seguenzia cervola W.H. Dall, 1919 - (SEGUENZIIDAE)
- cervola, Tindaria cervola W.H. Dall, 1916 - syn of: Neilonella atossa (W.H. Dall, 1908) - (TINDARIIDAE)
- cervulus, Conus cervulus F.C. Meuschen, L.W. Dillwyn, 1817 - syn of: Eugeniconus nobilis (C. Linnaeus, 1758) - (CONIDAE)
- cervus, Textilia cervus (J.B.P.A. Lamarck, 1822) - (CONIDAE)
- cervus, Conus cervus G.B. I Sowerby, 1838 - syn of: Gastridium cuvieri (J.C.H. Crosse, 1858) - (CONIDAE)
- cervus, Macrocypraea cervus (C. Linnaeus, 1771) - (CYPRAEIDAE)
- cervus, Liguus flammellus cervus W.J. Clench, 1934 - (ORTHALICIDAE)
- cervus lindseyi, Macrocypraea cervus lindseyi (E.J. Petuch, 2013) - (CYPRAEIDAE)
- cervus lindseyi, Lorenzicypraea cervus lindseyi E.J. Petuch, 2013 - syn of: Macrocypraea cervus lindseyi (E.J. Petuch, 2013) - (CYPRAEIDAE)
- cervus peilei, Macrocypraea cervus peilei (F.A. Schilder, 1932 ) - (CYPRAEIDAE)
- ceryx, Strombina ceryx Gardner, 1947 † - (COLUMBELLIDAE) (FOSSIL)
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