- Dimarzipecten, Genus Dimarzipecten Ward , 1992 † (PECTINIDAE) (FOSSIL)
- dimasi, Siphocypraea dimasi E.J. Petuch, 1994 † - (CYPRAEIDAE) (FOSSIL)
- dimassai, Fusinus dimassai G. Buzzurro & P. Russo, 2007 - (FASCIOLARIIDAE)
- dimassai, Onoba dimassai B. Amati & I. Nofroni, 1991 - (RISSOIDAE)
- dimatteoi, Specula dimatteoi Cecalupo & Perugia, 2017 - (NEWTONIELLIDAE)
- dimatteoi, Turbonilla dimatteoi A. Peñas & E. Rolán, 2010 - (PYRAMIDELLIDAE)
- dimegacotyle, Nototeuthis dimegacotyle K.N. Nesis & I.V. Nikitina, 1986 - (NEOTEUTHIDAE)
- dimera, Calocochlia dimera I.H. Jonas, 1846 - (BRADYBAENIDAE)
- dimera, Edouardia dimera (J.C. Melvill & J.H. Ponsonby, 1901) - (CERASTUIDAE)
- Dimeroceras, Genus Dimeroceras Sepkoski, Jr., 2002 † (DIMEROCERATIDAE) (FOSSIL)
- DIMEROCERATIDAE Hyatt, 1884 † - Family (CEPHALOPODA-AMMONOIDEA-GONIATITIDA) (FOSSIL)
- DIMEROCERATINAE - syn of Family: DIMEROCERATIDAE (FOSSIL)
- Dimeroclymenia, Genus Dimeroclymenia Czarnocki, 1989 † (BILOCLYMENIIDAE) (FOSSIL)
- Dimia, syn of: Genus Dimya M. Rouault, 1848 (DIMYIDAE)
- dimici, Ferrissia dimici (Š. Brusina, 1902 †) - (PLANORBIDAE) (FOSSIL)
- dimicostata, Latouchella dimicostata Wang, 1994 † - (COREOSPIRIDAE) (FOSSIL)
- dimicostata, Glycymeris dimicostata Berezovsky, 2015 † - (GLYCYMERIDIDAE) (FOSSIL)
- Dimidacus, syn of: Genus Perirhoe W.H. Dall, 1908 (TEREBRIDAE)
- dimidia, Dentimargo dimidia T.A. Garrard, 1966 - (MARGINELLIDAE)
- dimidia, Pyrgulina dimidia Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- dimidiata, Achatinella dimidiata L. Pfeiffer, 1856 - syn of: Leptachatina dimidiata (L. Pfeiffer, 1856) - (ACHATINELLIDAE)
- dimidiata, Archachatina dimidiata (E.A. Smith, 1878) - (ACHATINIDAE)
- dimidiata, Limicolaria dimidiata E.C. Von Martens, 1880 - (ACHATINIDAE)
- dimidiata, Leptachatina dimidiata (L. Pfeiffer, 1856) - (AMASTRIDAE)
- dimidiata, Amalda dimidiata (G.B. II Sowerby, 1859) - (ANCILLARIIDAE)
- dimidiata, Ancilla dimidiata G.B. II Sowerby, 1859 - syn of: Amalda dimidiata (G.B. II Sowerby, 1859) - (ANCILLARIIDAE)
- dimidiata, Pietteia roubaleti dimidiata W.H. Hudleston, 1888 † - (APORRHAIDAE) (FOSSIL)
- dimidiata, Otoconcha dimidiata (L. Pfeiffer, 1853) - (CHAROPIDAE)
- dimidiata, Turricula dimidiata (G.B. Brocchi, 1814 †) - (CLAVATULIDAE) (FOSSIL)
- dimidiata, Cryptoplax dimidiata P. Ang, 1967 - (CRYPTOPLACIDAE)
- dimidiata, Drillia dimidiata G.B. III Sowerby, 1896 - syn of: Austrodrillia dimidiata (G.B. III Sowerby, 1896) - (DRILLIIDAE)
- dimidiata, Polymita picta dimidiata C. de la Torre, 1950 - (HELMINTHOGLYPTIDAE)
- dimidiata, Austrodrillia dimidiata (G.B. III Sowerby, 1896) - (HORAICLAVIDAE)
- dimidiata, Pyrgula dimidiata (K.E.I. von Eichwald, 1838) - (HYDROBIIDAE)
- dimidiata, Marginella dimidiata K.H.J. Thiele, 1925 - syn of: Marginella piperata R.B. Hinds, 1844 - (MARGINELLIDAE)
- dimidiata, Mitra dimidiata G.B. Sowerby, 1870 - syn of: Vexillum unifasciatum (W. Wood, 1828) - (MITRIDAE)
- dimidiata, Natica dimidiata E.A. Smith, 1906 - (NATICIDAE)
- dimidiata, Lamprodomina dimidiata (J. de C. Sowerby, 1846 †) - (OLIVELLIDAE) (FOSSIL)
- dimidiata, Oliva dimidiata H.A. Pilsbry & Johnson, 1917 † - syn of: Strephonella plicata (R.J.L. Guppy, 1896 †) - (OLIVIDAE) (FOSSIL)
- dimidiata, Pyrgulina dimidiata (C.F.C. Schander, 1994) - (PYRAMIDELLIDAE)
- dimidiata, Chrysallida dimidiata C.F.C. Schander, 1994 - syn of: Pyrgulina dimidiata (C.F.C. Schander, 1994) - (PYRAMIDELLIDAE)
- dimidiata, Liohindsia dimidiata G.S. Coen, 1947 - syn of: Priene scabrum (King, 1832) - (RANELLIDAE)
- dimidiata, Rissoina dimidiata C.F. Jickeli, 1882 - syn of: Rissoina dorbignyi A. Adams, 1851 - (RISSOINIDAE)
- dimidiata, Oxymeris dimidiata (C. Linnaeus, 1758) - (TEREBRIDAE)
- dimidiata, Terebra dimidiata C. Linnaeus, 1758 - syn of: Oxymeris dimidiata (C. Linnaeus, 1758) - (TEREBRIDAE)
- dimidiata, Trivia dimidiata (H.G. Bronn, 1831 †) - (TRIVIIDAE) (FOSSIL)
- dimidiata, Centralia dimidiata (C. de la Torre, 1911) - (UROCOPTIDAE)
- dimidiata, Notopala kingi dimidiata (E.A. Smith, 1882) - (VIVIPARIDAE)
- dimidiata basalis, Micromelania dimidiata basalis W. Dybowski & J.G. Grochmalicki, 1915 - syn of: Pyrgula basalis (W. Dybowski & J.G. Grochmalicki, 1915) - (HYDROBIIDAE)
- dimidiata circumvoluta, Terebra dimidiata circumvoluta P. Dautzenberg, 1935 - syn of: Oxymeris dimidiata (C. Linnaeus, 1758) - (TEREBRIDAE)
- dimidiata grossui, Pyrgula dimidiata grossui A.N. Golikov & Y.I. Starobogatov, 1966 - syn of: Pyrgula dimidiata (K.E.I. von Eichwald, 1838) - (HYDROBIIDAE)
- dimidiata pallida, Terebra dimidiata pallida P. Dautzenberg, 1935 - syn of: Oxymeris dimidiata (C. Linnaeus, 1758) - (TEREBRIDAE)
- dimidiatoaffinis, Niveria dimidiatoaffinis (W.J. Broderip 1837 †) - (TRIVIIDAE) (FOSSIL)
- dimidiatum, Acrochordiceras dimidiatum L. Waagen, 1895 † - (ACROCHORDICERATIDAE) (FOSSIL)
- dimidiatum, Buccinum dimidiatum C. Linnaeus, 1758 - syn of: Oxymeris dimidiata (C. Linnaeus, 1758) - (BUCCINIDAE)
- dimidiatum, Cerion dimidiatum L. Pfeiffer, 1847 - (CERIONIDAE)
- dimidiatum, Epitonium dimidiatum P.F. Röding, 1798 - (EPITONIIDAE)
- dimidiatum, Rollierites dimidiatum Jeannet, 1951 † - (PACHYCERATIDAE) (FOSSIL)
- dimidiatum, Hemicosmorthoceras dimidiatum (Sowerby in Murchinson, 1839 †) - (SPHAERORTHOCERATIDAE) (FOSSIL)
- dimidiatus, Arcestes dimidiatus Mojsisovics, 1875 † - (ARCESTIDAE) (FOSSIL)
- dimidiatus, Koninckites dimidiatus Tozer, 1994 † - (BEYRICHITIDAE) (FOSSIL)
- dimidiatus, Aulacofusus dimidiatus W.H. Dall, 1919 - (BUCCINIDAE)
- dimidiatus, Rhinoclavis dimidiatus C. Linnaeus, 1758 - syn of: Oxymeris dimidiata (C. Linnaeus, 1758) - (CERITHIIDAE)
- dimidiatus, Pseudocyclophorus dimidiatus W. Kobelt, 1896 - (CYCLOPHORIDAE)
- dimidiatus, Euomphalus dimidiatus E.F.R.K. Koken, 1896 † - syn of: Trochomphalus dimidiatus (E.F.R.K. Koken, 1896 †) - (EUOMPHALIDAE) (FOSSIL)
- dimidiatus, Modiolus dimidiatus Münster, 1841 † - (MYTILIDAE) (FOSSIL)
- dimidiatus, Trochomphalus dimidiatus (E.F.R.K. Koken, 1896 †) - (PLANITROCHIDAE) (FOSSIL)
- dimidiatus, Nassichukites dimidiatus Tozer, 1979 † - (THETIDITIDAE) (FOSSIL)
- dimidiatus possowensis, Pseudocyclophorus dimidiatus possowensis P.B. Sarasin & K.F. Sarasin, 1895 - (CYCLOPHORIDAE)
- dimidium, Imitoceras dimidium D. Korn & al., 2010 † - (PRIONOCERATIDAE) (FOSSIL)
- dimidius, Chlamydephorus dimidius D.G. Herbert, 2000 - (CHLAMYDEPHORIDAE)
- Diminovolva, syn of: Genus Diminovula T. Iredale, 1930 (OVULIDAE)
- Diminovula, Genus Diminovula T. Iredale, 1930 (OVULIDAE)
- diminuens, Mandaloceras diminuens Foerste † - (MANDALOCERATIDAE) (FOSSIL)
- diminuta, Euhadra decorata diminuta G. Toba & J.T. Kuroda, 1936 - (BRADYBAENIDAE)
- diminuta, Trichelix diminuta H.A. Pilsbry & Y. Hirase, 1903 - syn of: Moellendorffia eucharistus tokunoensis diminuta H.A. Pilsbry & Y. Hirase, 1903 - (CAMAENIDAE)
- diminuta, Selenoptyx diminuta F. Käufel, 1930 - (CLAUSILIIDAE)
- diminuta, Montenegrina perstriata diminuta H. Nordsieck, 1972 - (CLAUSILIIDAE)
- diminuta, Agathylla sulcosa diminuta (L. Pfeiffer, 1846) - (CLAUSILIIDAE)
- diminuta, Parvanachis diminuta (C.B. Adams, 1852) - (COLUMBELLIDAE)
- diminuta, Pyrene diminuta C.B. Adams, 1852 - syn of: Parvanachis diminuta (C.B. Adams, 1852) - (COLUMBELLIDAE)
- diminuta, Columbella diminuta C.B. Adams, 1852 - syn of: Parvanachis diminuta (C.B. Adams, 1852) - (COLUMBELLIDAE)
- diminuta, Corbicula diminuta P.M. Heude, 1887 - syn of: Corbicula fluminea (O.F. Müller, 1774) - (CYRENIDAE)
- diminuta, Iravadia diminuta (C.F. Laseron, 1956) - (IRAVADIIDAE)
- diminuta, Glyphoturris diminuta (C.B. Adams, 1850) - (MANGELIIDAE)
- diminuta, Volvarina diminuta (C.F. Laseron, 1957) - (MARGINELLIDAE)
- diminuta, Papuliscala diminuta Z.J.A. De Castellanos, E. Rolán & S. Bartolotta, 1987 - (NYSTIELLIDAE)
- diminuta, Partula diminuta C. B. Adams, 1851 - (PARTULIDAE)
- diminuta, Eulimella diminuta A. Peñas & E. Rolán, 2016 - (PYRAMIDELLIDAE)
- diminuta, Onoba diminuta E. Rolán & F. Swinnen, 2012 - (RISSOIDAE)
- diminuta, Semisulcospira diminuta P.V. Gredler, 1887 - (SEMISULCOSPIRIDAE)
- diminuta, Strialuna diminuta (C.B. Adams, 1849) - (THYSANOPHORIDAE)
- diminuta, Austrocochlea diminuta (C. Hedley, 1912) - (TROCHIDAE)
- diminuta, Pleurotoma diminuta C.B. Adams, 1850 - syn of: Glyphoturris diminuta (C.B. Adams, 1850) - (TURRIDAE)
- diminuta, Anodonta diminuta J.R. Bourguignat, 1881 - syn of: Anodonta cygnea (C. Linnaeus, 1758) - (UNIONIDAE)
- diminuta, Mychostoma diminuta H.A. Pilsbry, 1903 - syn of: Apoma diminutum C.B. Adams, 1851 - (UROCOPTIDAE)
- diminuta, Microveronicella diminuta (H.R. Simroth, 1914) - (VERONICELLIDAE)
- diminutia, Calorhadia diminutia Garvie, 2013 † - (NUCULANIDAE) (FOSSIL)
- diminutiva, Crepidula diminutiva Loel & Corey, 1932 † - (CALYPTRAEIDAE) (FOSSIL)
- diminutiva, Cuthona diminutiva T.M. Gosliner, 1980 - (FIONIDAE)
- diminutivum, Bittium diminutivum (R.A. Philippi in G.W. Tryon, 1877) - (CERITHIIDAE)
- diminutivus, Peasiella diminutivus L.A. Reeve, 1862 - syn of: Peasiella tantilla (A.A. Gould, 1849) - (LITTORINIDAE)
- diminutivus, Nassarius diminutivus (R.A. Philippi, 1887 †) - (NASSARIIDAE) (FOSSIL)
- diminutivus, Argopecten diminutivus L.G. Hertlein, 1927 † - (PECTINIDAE) (FOSSIL)
- diminutivus, Trochus diminutivus L.A. Reeve, 1862 - syn of: Peasiella tantilla (A.A. Gould, 1849) - (TROCHIDAE)
- diminutum, Caecum diminutum C.B. Adams, 1852 - (CAECIDAE)
- diminutum, Apoma diminutum C.B. Adams, 1851 - (UROCOPTIDAE)
- diminutus, Volutopsius diminutus W.H. Dall, 1919 - syn of: Habevolutopsius hirasei (H.A. Pilsbry, 1907) - (BUCCINIDAE)
- diminutus, Labyrinthus diminutus G.P.L.K. Gude, 1903 - (CAMAENIDAE)
- diminutus, Africonus diminutus (H. Trovão & E. Rolán, 1986) - (CONIDAE)
- diminutus, Cyclotus taivanus diminutus J.T. Kuroda & T. Kano, 1941 - (CYCLOPHORIDAE)
- diminutus, Fusinus diminutus W.H. Dall, 1915 - (FASCIOLARIIDAE)
- diminutus, Cyclites diminutus B.S. Kues & Batten, 2001 † - (MICRODOMATIDAE) (FOSSIL)
- diminutus, Octopus diminutus I. Kaneko & T. Kubodera, 2008 - (OCTOPODIDAE)
- diminutus, Soleniscus diminutus Erwin, 1988 † - (SOLENISCIDAE) (FOSSIL)
- diminutus, Cyclostremiscus diminutus F. Rubio, E. Rolán & J. Pelorce, 2011 - (TORNIDAE)
- diminutus, Notosinister diminutus C.F. Laseron, 1958 - (TRIPHORIDAE)
- diminutus, Turbo diminutus J.H.F. Link, 1807 - syn of: Littorina saxatilis (A.G. Olivi, 1792) - (TURBINIDAE)
- dimissa, Amastra modesta dimissa A. Hyatt & H.A. Pilsbry, 1911 - (AMASTRIDAE)
- dimitoaffinis, Niveria dimitoaffinis (W.J. Broderip 1837 †) - (TRIVIIDAE) (FOSSIL)
- DIMITOBELIDAE Whitehouse, 1924 † - Family (CEPHALOPODA-COLEOIDEA-BELEMNOIDEA-BELEMNITIDA-BELEMNOPSEINA) (FOSSIL)
- Dimitobelus, Genus Dimitobelus Whitehouse , 1925 † (DIMITOBELIDAE) (FOSSIL)
- Dimitocamax, Subgenus Dimitobelus (Dimitocamax) Doyle, 1990 † (DIMITOBELIDAE) (FOSSIL)
- dimitrii, Fusinus dimitrii G. Buzzurro & P. Ovalis, 2006 - (FASCIOLARIIDAE)
- dimitrii, Alvania dimitrii Garilli & Parrinello, 2010 † - (RISSOIDAE) (FOSSIL)
- dimitrijevici, Micromelania dimitrijevici P.S. Pavlovic, 1932 † - (HYDROBIIDAE) (FOSSIL)
- dimitrovici, Gyraulus dimitrovici (Š. Brusina, 1902) - (PLANORBIDAE)
- dimondi, Achatinella dimondi C.B. Adams, 1851 - syn of: Laminella gravida (A.E.J. Férussac, 1824) - (ACHATINELLIDAE)
- dimonia, Brachycythara galae dimonia A.A. Olsson & A. Harbison, 1953 † - (MANGELIIDAE) (FOSSIL)
- dimorpha, Achatinella dimorpha J.T. Gulick, 1858 - (ACHATINELLIDAE)
- dimorpha, Leptachatina dimorpha J.T. Gulick - (AMASTRIDAE)
- dimorpha, Medora lesinensis dimorpha (C.A. Westerlund, 1881) - (CLAUSILIIDAE)
- dimorpha, Liotipoma dimorpha J.H. McLean, 2012 - (COLLONIIDAE)
- dimorpha, Palaina dimorpha J.C.H. Crosse, 1866 - (DIPLOMMATINIDAE)
- dimorpha, Nassa dimorpha A.E.M. Cossmann, 1903 - syn of: Nassarius olivaceus (J.G. Bruguière, 1789) - (NASSARIIDAE)
- dimorpha, Terebralia dimorpha E.W. Vredenburg, 1928 † - (POTAMIDIDAE) (FOSSIL)
- dimorpha, Rissoina dimorpha L. Gougerot, 1968 † - (RISSOINIDAE) (FOSSIL)
- dimorpha albescens, Achatinella dimorpha albescens J.T. Gulick, 1858 - (ACHATINELLIDAE)
- Dimorphinites, Genus Dimorphinites Buckman, 1923 † (MORPHOCERATIDAE) (FOSSIL)
- Dimorphites, Genus Dimorphites Mojsisovics , 1893 † (JUVAVITIDAE) (FOSSIL)
- Dimorphoceras, Genus Dimorphoceras Hyatt , 1883 † (DIMORPHOCERATIDAE) (FOSSIL)
- DIMORPHOCERATIDAE Hyatt, 1884 † - Family (CEPHALOPODA-AMMONOIDEA-GONIATITIDA) (FOSSIL)
- Dimorphoceratoides, Genus Dimorphoceratoides Sepkoski Jr., 2002 † (NEODIMORPHOCERATIDAE) (FOSSIL)
- Dimorphoconcha, Genus Dimorphoconcha Wasmer & Hautmann, 2012 † (LIMIDAE) (FOSSIL)
- dimorphoides, Amyclina dimorphoides C.H. Oostingh, 1935 † - (NASSARIIDAE) (FOSSIL)
- Dimorphoplites, Genus Dimorphoplites Bayle, 1878 † (HOPLITIDAE) (FOSSIL)
- Dimorphoptychia, Genus Dimorphoptychia C.L.F. von Sandberger, 1871 (HELICINIDAE)
- Dimorphosoma, Genus Dimorphosoma Gardner, 1875 † (APORRHAIDAE) (FOSSIL)
- dimorphospira, Maussenetia dimorphospira A.E.M. Cossmann & G. Pissarro, 1909 † - (APORRHAIDAE) (FOSSIL)
- Dimorphotectus, Genus Dimorphotectus A.E.M. Cossmann, 1918 † (TROCHIDAE) (FOSSIL)
- Dimorphotoceras, Genus Dimorphotoceras McLearn, 1940 † (TIBETITIDAE) (FOSSIL)
- dimorphum, Cerithium dimorphum (A.V.M.D. D'Orbigny, 1850 †) - (CERITHIIDAE) (FOSSIL)
- dimorphum, Crassiceras dimorphum Merla, 1932 † - (PHYMATOCERATIDAE) (FOSSIL)
- dimorphus, Celtites dimorphus L. Waagen, 1895 † - syn of: Pseudoceltites multiplicatus (L. Waagen, 1895 †) - (CELTITIDAE) (FOSSIL)
- dimorphus, Ceratites dimorphus L. Waagen, 1895 † - (CERATITIDAE) (FOSSIL)
- dimorphus, Allodiscus dimorphus (L. Pfeiffer, 1853) - (CHAROPIDAE)
- dimorphus, Chiton dimorphus A. de Rochebrune, 1889 - syn of: Callochiton puniceus (A.A. Gould, 1846) - (CHITONIDAE)
- dimorphus, Dimorphinites dimorphus A.V.M.D. D'Orbigny † - (MORPHOCERATIDAE) (FOSSIL)
- dimorphus, Dinarites dimorphus L. Waagen, 1895 † - (SIBIRITIDAE) (FOSSIL)
- Dimorposoma, syn of: Genus Dimorphosoma Gardner, 1875 † (APORRHAIDAE) (FOSSIL)
- Dimya, Genus Dimya M. Rouault, 1848 (DIMYIDAE)
- Dimyarina, syn of: Genus Dimya M. Rouault, 1848 (DIMYIDAE)
- Dimyarina, syn of: Genus Dimya M. Rouault, 1848 (DIMYIDAE)
- Dimyella, Genus Dimyella J.E.S. Moore, 1969 (DIMYIDAE)
- DIMYIDAE P. Fischer, 1886 - Family (BIVALVIA-PTERIOMORPHIA-PECTINIDA)
- Dimyodon, syn of: Genus Atreta Etallon, 1862 † (DIMYIDAE) (FOSSIL)
- dina, Cerithiopsis stejnegeri dina P. Bartsch, 1911 - (CERITHIOPSIDAE)
- dina, Mangelia dina P. Bartsch, 1915 - (MANGELIIDAE)
- dina, Turbonilla dina W.H. Dall & P. Bartsch, 1909 - (PYRAMIDELLIDAE)
- dina, Rissoina dina P. Bartsch, 1915 - (RISSOINIDAE)
- dinagatensis, Assiminea nitida dinagatensis R.T. Abbott, 1948 - (ASSIMINEIDAE)
- Dinarica, Subgenus Campylaea (Dinarica) W. Kobelt, 1902 (HELICIDAE)
- dinarica, Helix dinarica J.R. Bourguignat, 1888 - syn of: Chilostoma pouzolzi (G.P. Deshayes, 1830 ) - (HELICIDAE)
- dinarica, Graecoanatolica dinarica Ü. Kebapçi, S.B. Koca & M.Z. Yildirim, 2012 - (HYDROBIIDAE)
- dinaricus, Alkaites dinaricus Balini & al., 2006 † - (CERATITIDAE) (FOSSIL)
- Dinarites, Genus Dinarites Mojsisovics, 1886 † (SIBIRITIDAE) (FOSSIL)
- DINARITIDAE Mojsisovics, 1882 † - Family (CEPHALOPODA-AMMONOIDEA-CERATITIDA) (FOSSIL)
- Dinassivica, Subgenus Turbo (Dinassivica) Gmelin, 1791 † (TURBINIDAE) (FOSSIL)
- Dinassovica, syn of: Genus Turbo C. Linnaeus, 1758 (TURBINIDAE)
- Dinaxis, Subgenus Architectonica (Dinaxis) Dall, 1895 † (ARCHITECTONICIDAE) (FOSSIL)
- dindingensis, Plectostoma dindingensis T.S. Liew, J.J. Vermeulen & alias, 2014 - (DIPLOMMATINIDAE)
- dinea, Strobiligera dinea (W.H. Dall, 1927) - (TRIPHORIDAE)
- dinea, Inella dinea (W.H. Dall, 1927) - syn of: Strobiligera dinea (W.H. Dall, 1927) - (TRIPHORIDAE)
- dinegrata, Turbo dinegrata P.F. Röding, 1798 - syn of: Turbo petholatus C. Linnaeus, 1758 - (TURBINIDAE)
- dinella, Odostomia dinella W.H. Dall & P. Bartsch, 1909 - (PYRAMIDELLIDAE)
- dingdenensis, Aporrhais dingdenensis R. Marquet, 2002 † - (APORRHAIDAE) (FOSSIL)
- dingdense, Habecardium dingdense (R. Lehmann, 1885 †) - (CARDIIDAE) (FOSSIL)
- dingdensis, Narona dingdensis Anderson, 1964 - (CANCELLARIIDAE)
- dingdensis, Alvania dingdensis (A.W. Janssen, 1967 †) - (RISSOIDAE) (FOSSIL)
- dingeldeii, Eunaticina dingeldeii T. Iredale, 1931 - syn of: Eunaticina linneana (C.A. Récluz, 1843) - (NATICIDAE)
- dingeldii, Eunaticina dingeldii T. Iredale, 1931 - syn of: Euspira nitida (E. Donovan, 1804) - (NATICIDAE)
- dingeoni, Ampelita dingeoni (E. Fischer-Piette, F. Blanc & F. Salvat, 1975) - (ACAVIDAE)
- dingeoni, Tropidophora dingeoni E. Fischer-Piette, F. Blanc & F. Salvat, 1969 - (POMATIIDAE)
- dingleanus, Conus dingleanus C. Beets, 1984 † - (CONIDAE) (FOSSIL)
- dinglei, Fasciolaria dinglei B.F. Kensley & Pether, 1986 † - (FASCIOLARIIDAE) (FOSSIL)
- dinglensis, Rhineoderma dinglensis Girty, 1927 † - (PLATYCERATIDAE) (FOSSIL)
- dingleyi, Cominella dingleyi J. Marwick, 1948 † - (BUCCINIDAE) (FOSSIL)
- dingleyi, Lasaea dingleyi C.R. Laws, 1950 † - (LASAEIDAE) (FOSSIL)
- dingriensis, Gangadharites dingriensis Wang & He, 1976 † - (CERATITIDA (unassigned)) (FOSSIL)
- dingriensis, Quenstedtia dingriensis Wen, 1982 † - (QUENSTEDTIIDAE) (FOSSIL)
- dingsi, Tritiaria dingsi F.S. MacNeil, 1960 † - (NASSARIIDAE) (FOSSIL)
- Dingus, Genus Dingus † (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- Dinia, syn of: Genus Diniatys T. Iredale, 1936 (HAMINOEIDAE)
- Diniatys, Genus Diniatys T. Iredale, 1936 (HAMINOEIDAE)
- dinici, Micromelania dinici P.S. Pavlovic, 1927 † - (HYDROBIIDAE) (FOSSIL)
- dinici, Viviparus dinici P.S. Pavlovic, 1903 † - (VIVIPARIDAE) (FOSSIL)
- dinici scalaris, Viviparus dinici scalaris Popovic, 1970 † - (VIVIPARIDAE) (FOSSIL)
- diniensis, Candidula diniensis J.P. Rambur - syn of: Candidula gigaxii (L. Pfeiffer, 1850) - (HYGROMIIDAE)
- dinii, Truncatellina dinii C. De Stefani, 1883 - syn of: Truncatellina callicratis (A. Scacchi, 1833) - (VERTIGINIDAE)
- dinisioi, Volvarina dinisioi (T. Cossignani, 2006) - (MARGINELLIDAE)
- dinisioi, Prunum dinisioi T. Cossignani, 2006 - syn of: Volvarina dinisioi (T. Cossignani, 2006) - (MARGINELLIDAE)
- Dinocardium, Genus Dinocardium W.H. Dall, 1900 (CARDIIDAE)
- dinochilus, Potamolithus dinochilus H.A. Pilsbry, 1896 - (LITHOGLYPHIDAE)
- Dinocycloceras, Genus Dinocycloceras Gordon , 1964 † (PSEUDORTHOCERATIDAE) (FOSSIL)
- Dinodacna, syn of: Genus Tridacna J.G. Bruguière, 1797 (TRIDACNIDAE)
- dinodeomorpha, Chloritis dinodeomorpha (C.M. Tapparone-Canefri, 1883) - (CAMAENIDAE)
- Dinomenia, Genus Dinomenia H.F. Nierstrasz, 1902 (RHOPALOMENIIDAE)
- Dinopax, syn of: Genus Dinoplax W.H. Dall, 1882 (CHAETOPLEURIDAE)
- Dinoplax, Genus Dinoplax W.H. Dall, 1882 (CHAETOPLEURIDAE)
- dinora, Turbonilla dinora P. Bartsch, 1912 - (PYRAMIDELLIDAE)
- dinora, Pleurotomella dinora W.H. Dall, 1908 - (RAPHITOMIDAE)
- dinora, Alvania dinora P. Bartsch, 1917 - syn of: Onoba mighelsii (W. Stimpson, 1851) - (RISSOIDAE)
- dinos, Microdrillia dinos R.N. Kilburn, 1986 - (BORSONIIDAE)
- dinota, Euclia dinota W.P. Woodring, 1970 † - (CANCELLARIIDAE) (FOSSIL)
- dinota, Dolostoma dinota W.P. Woodring, 1970 † - (TURRIDAE) (FOSSIL)
- Dinoteuthis, syn of: Genus Architeuthis J.J.S. Steenstrup, 1857 in Harting, 1860 (ARCHITEUTHIDAE)
- Dinotropis, Genus Dinotropis H.A. Pilsbry & T.D.A. Cockerell, 1937 (HELMINTHOGLYPTIDAE)
- dinotus, Pitar dinotus W.P. Woodring, 1982 † - (VENERIDAE) (FOSSIL)
- dinshawi, Paracerastus dinshawi (E.R. Sykes, 1903) - (CERASTUIDAE)
- Diochiton, Subgenus Chiton (Diochiton) J. Thiele in F.H. Troschel, 1893 (CHITONIDAE)
- diocletiana, Helix diocletiana J.R. Bourguignat, 1888 - syn of: Chilostoma pouzolzi (G.P. Deshayes, 1830 ) - (HELICIDAE)
- Diodoceras, Genus Diodoceras Hyatt & Zittel, 1900 † (TRIGONOCERATIDAE) (FOSSIL)
- Diodochoceras, Genus Diodochoceras † (AMMONOIDEA (unassigned)) (FOSSIL)
- diodocus, Olivella diodocus (F.P. Marrat, 1871) - (OLIVELLIDAE)
- diodon, Charpentieria diodon S.E. Studer - (CLAUSILIIDAE)
- diodon, Chondrula diodon (O. von Retowski, 1883) - (ENIDAE)
- diodon, Helminthoglypta hannai diodon H.A. Pilsbry, 1927 - (HELMINTHOGLYPTIDAE)
- Diodonta, syn of: Genus Fusulus L.I. Fitzinger, 1833 (CLAUSILIIDAE)
- diodonta, Soosia diodonta (A.E.J. Férussac, 1832) - (HELICODONTIDAE)
- diodonta, Indoartemon diodonta Inkhavilay & S. Panha, 2016 - (STREPTAXIDAE)
- Diodonta, syn of: Genus Gastrana H.C.F. Schumacher, 1817 (TELLINIDAE)
- Diodontella, Genus Diodontella W.A. Lindholm, 1929 (HYGROMIIDAE)
- diodontina, Eostrobilops diodontina (P.M. Heude, 1885) - (STROBILOPSIDAE)
- diodontostoma, Helix diodontostoma J.R. Bourguignat, 1862 - syn of: Causa holosericum (S.E. Studer, 1820) - (HELICIDAE)
- Diodora, Genus Diodora J.E. Gray, 1821 (FISSURELLIDAE)
- diodorus, Semelangulus diodorus W.H. Dall, P. Bartsch & H.A. Rehder, 1938 - syn of: Semelangulus crebrimaculatus (G.B. II Sowerby, 1868) - (TELLINIDAE)
- Diodus, syn of: Genus Polymesoda C.S. Rafinesque, 1820 (CYRENIDAE)
- Dioeciostraea, syn of: Genus Crassostrea F. Sacco, 1897 (OSTREIDAE)
- Dioeciostrea, syn of: Genus Crassostrea F. Sacco, 1897 (OSTREIDAE)
- diogenis, Stenarcestes diogenis (Mojsisovics, 1875 †) - (ARCESTIDAE) (FOSSIL)
- diolensis, Mactra diolensis P. Bouchet & M. Nicklés, 1976 - syn of: Mactrotoma compressa (L. Spengler, 1802) - (MACTRIDAE)
- diolensis, Mactrotoma diolensis P. Bouchet & M. Nicklés, 1976 - syn of: Mactrotoma compressa (L. Spengler, 1802) - (MACTRIDAE)
- diomedae, Cocculina diomedae W.H. Dall, 1908 - (COCCULINIDAE)
- diomedae, Niso diomedae C.F. Mant, 1923 - (EULIMIDAE)
- diomedae, Acesta diomedae (W.H. Dall, 1908) - (LIMIDAE)
- diomedae, Plicacesta diomedae (W.H. Dall, 1908) - syn of: Acesta diomedae (W.H. Dall, 1908) - (LIMIDAE)
- diomedae, Pleurotomella diomedae A.E. Verrill, 1884 - syn of: Benthomangelia antonia (W.H. Dall, 1881) - (RAPHITOMIDAE)
- diomedaea, Favartia diomedaea (W.H. Dall, 1908) - (MURICIDAE)
- diomedaea, Murex diomedaea W.H. Dall, 1908 - syn of: Favartia diomedaea (W.H. Dall, 1908) - (MURICIDAE)
- diomedea, Melanochlamys diomedea (L.S.R. Bergh, 1894) - (AGLAJIDAE)
- diomedea, Aforia diomedea P. Bartsch, 1945 - syn of: Aforia circinata (W.H. Dall, 1873) - (COCHLESPIRIDAE)
- diomedea, Tucetona diomedea (W.H. Dall, P. Bartsch & H.A. Rehder, 1938) - (GLYCYMERIDIDAE)
- diomedea, Marshallena diomedea A.W.B. Powell, 1969 - (HORAICLAVIDAE)
- diomedea, Propebela diomedea P. Bartsch, 1944 - (MANGELIIDAE)
- diomedea, Rubellatoma diomedea (P. Bartsch & H.A. Rehder, 1939) - (MANGELIIDAE)
- diomedea, Kurtziella diomedea P. Bartsch & H.A. Rehder, 1939 - syn of: Rubellatoma diomedea (P. Bartsch & H.A. Rehder, 1939) - (MANGELIIDAE)
- diomedea, Elysia diomedea (L.S.R. Bergh, 1894) - (PLAKOBRANCHIDAE)
- diomedea, Antiplanes diomedea P. Bartsch, 1944 - (PSEUDOMELATOMIDAE)
- diomedea, Comitas thisbe diomedea A.W.B. Powell, 1969 - (PSEUDOMELATOMIDAE)
- diomedea, Solariella diomedea W.H. Dall, 1919 - (SOLARIELLIDAE)
- diomedea, Tochuina tetraquetra diomedea (L.S.R. Bergh, 1894) - (TRITONIIDAE)
- diomedea, Gemmula diomedea A.W.B. Powell, 1964 - (TURRIDAE)
- diomedea, Policordia diomedea W.H. Dall, P. Bartsch & H.A. Rehder, 1938 - (VERTICORDIIDAE)
- diomedeae, Alabina diomedeae P. Bartsch, 1911 - (CERITHIIDAE)
- diomedeae, Cerithiopsis diomedeae P. Bartsch, 1911 - (CERITHIOPSIDAE)
- diomedeae, Lepidozona diomedeae S.S. Berry, 1917 - syn of: Nierstraszella lineata (H.F. Nierstrasz, 1905) - (ISCHNOCHITONIDAE)
- diomedeae, Lepidopleurus diomedeae S.S. Berry, 1917 - syn of: Nierstraszella lineata (H.F. Nierstrasz, 1905) - (LEPTOCHITONIDAE)
- diomedeae, Lolliguncula diomedeae (W.E. Hoyle, 1904) - (LOLIGINIDAE)
- diomedeae, Benthomangelia diomedeae A.E. Verrill & S. Smith, 1884 - syn of: Benthomangelia antonia (W.H. Dall, 1881) - (MANGELIIDAE)
- diomedeae, Pleurotomella diomedeae A.E. Verrill & S. Smith in A.E. Verrill, 1884 - syn of: Benthomangelia antonia (W.H. Dall, 1881) - (RAPHITOMIDAE)
- diomedeae, Cyclostremiscus diomedeae (P. Bartsch, 1911) - (TORNIDAE)
- diomedes, Papuina diomedes J.W. Brazier, 1877 - (CAMAENIDAE)
- diomedeum, Aglaja diomedeum L.S.R. Bergh, 1894 - syn of: Melanochlamys diomedea (L.S.R. Bergh, 1894) - (AGLAJIDAE)
- diomedeum, Parvamussium diomedeum (W.H. Dall, P. Bartsch & H.A. Rehder, 1938) - (PROPEAMUSSIIDAE)
- diomedeus, Pecten diomedeus W.H. Dall, P. Bartsch & H.A. Rehder, 1938 - (PECTINIDAE)
- diomediae, Calliotropis diomediae (A.E. Verrill, 1880) - (CALLIOTROPIDAE)
- Diomphalus, syn of: Genus Discus L.I. Fitzinger, 1833 (DISCIDAE)
- dionaea, Mysella dionaea (P.P. Carpenter, 1857) - (MONTACUTIDAE)
- dionaeum, Cardium dionaeum W.J. Broderip & G.B. I Sowerby, 1829 - syn of: Corculum cardissa (C. Linnaeus, 1758) - (CARDIIDAE)
- dionaeum, Corculum cardissa dionaeum G.B. I Sowerby, 1829 - (CARDIIDAE)
- dione, Hysteroconcha dione (C. Linnaeus, 1758) - (VENERIDAE)
- dione, Venus dione C. Linnaeus, 1758 - syn of: Hysteroconcha dione (C. Linnaeus, 1758) - (VENERIDAE)
- dione, Pitar dione C. Linnaeus, 1758 - syn of: Hysteroconcha dione (C. Linnaeus, 1758) - (VENERIDAE)
- Dione, syn of: Subgenus Pitar (Hysteroconcha) W.H. Dall, 1902 (VENERIDAE)
- dionisi, Cochlostoma dionisi M. Paulucci, 1879 - syn of: Cochlostoma dionysii M. Paulucci, 1879 - (COCHLOSTOMATIDAE)
- dionisi, Manzonia dionisi E. Rolán, 1987 - (RISSOIDAE)
- Dionites, Genus Dionites Mojsisovics, 1893 † (TIBETITIDAE) (FOSSIL)
- dionysi, Cochlostoma westerlundi dionysi (M. Paulucci, 1879) - (COCHLOSTOMATIDAE)
- dionysi, Stacheites dionysi Renz & Renz, 1948 † - syn of: Metadagnoceras terbunicum (Arthaber, 1911 †) - (DINARITIDAE) (FOSSIL)
- dionysi, Scyphoceras dionysi Ruzhentsev & Shimanskiy, 1954 † - (SCYPHOCERATIDAE) (FOSSIL)
- dionysii, Cochlostoma dionysii M. Paulucci, 1879 - (COCHLOSTOMATIDAE)
- dionysii, Straparollus dionysii P.D. Montfort, 1810 † - (EUOMPHALIDAE) (FOSSIL)
- dionysii, Fossulites dionysii Steuber, 1994 † - (RADIOLITIDAE) (FOSSIL)
- diopetes, Phragmosphaera diopetes (A.H. Clarke, 1907 †) - (PTEROTHECIDAE) (FOSSIL)
- Diophoromactra, syn of: Genus Diaphoromactra T. Iredale, 1930 (MACTRIDAE)
- diopsis, Juraphyllites diopsis C. Gemmellaro, 1884 † - (JURAPHYLLITIDAE) (FOSSIL)
- diornatum, Matteiceras diornatum Dommergues & al., 1985 † - (HILDOCERATIDAE) (FOSSIL)
- Diorugoceras, Genus Diorugoceras Hyatt, 1893 † (CENTROCERATIDAE) (FOSSIL)
- Dioryx, Genus Dioryx W.H. Benson, 1859 (CYCLOPHORIDAE)
- dioryx, Arinia dioryx J.J. Vermeulen, 1996 - (DIPLOMMATINIDAE)
- Dioscopoma, Genus Dioscopoma E. Neubert, 2009 (POMATIIDAE)
- dioscoricola, Helix dioscoricola C.B. Adams, 1845 - syn of: Ptychopatula dioscoricola (C.B. Adams, 1845) - (HELICIDAE)
- dioscoricola, Ptychopatula dioscoricola (C.B. Adams, 1845) - (VERTIGINIDAE)
- dioscoricola insigne, Ptychopatula dioscoricola insigne H.A. Pilsbry, 1920 - (VERTIGINIDAE)
- Dioscuria, Subgenus Trichia (Dioscuria) W.A. Lindholm, 1927 (HYGROMIIDAE)
- diosoricola, Pupisoma diosoricola (C.B. Adams, 1845) - (VERTIGINIDAE)
- Diotis, Genus Diotis Simonelli, 1884 † (PTERIIDA (unassigned)) (FOSSIL)
- diotrephes, Teinostoma diotrephes (J.C. Melvill, 1910) - (TORNIDAE)
- diozodes, Cerithiopsis diozodes A.E.M. Cossmann, 1889 † - (CERITHIOPSIDAE) (FOSSIL)
- diozodes, Raphitoma diozodes A.E.M. Cossmann, 1898 † - (RAPHITOMIDAE) (FOSSIL)
- DIOZOPTYXIDAE Pchelintsev 1965 † - Family (GASTROPODA-CAENOGASTROPODA) (FOSSIL)
- Diozoptyxis, Genus Diozoptyxis Cossmann, 1896 (DIOZOPTYXIDAE) (FOSSIL)
- dipacoi, Alvania dipacoi F.L. Giusti & I. Nofroni, 1989 - (RISSOIDAE)
- diperdita, Voluta diperdita G.A. Goldfuss † - (VOLUTIDAE) (FOSSIL)
- diphaeonota, Mimarcaria diphaeonota (P.G. Oliver & A.M. Holmes, 2004) - (ARCIDAE)
- diphaeonotus, Barbatia diphaeonotus P.G. Oliver & A.M. Holmes, 2004 - syn of: Mimarcaria diphaeonota (P.G. Oliver & A.M. Holmes, 2004) - (ARCIDAE)
- diphas, Psammacoma diphas W.P. Woodring, 1982 † - (TELLINIDAE) (FOSSIL)
- diphos, Mya diphos (C. Linnaeus, 1758) - (MYIDAE)
- diphos, Hiatula diphos (C. Linnaeus, 1771) - (PSAMMOBIIDAE)
- diphos, Sanguinolaria diphos C. Linnaeus, 1771 - syn of: Hiatula diphos (C. Linnaeus, 1771) - (PSAMMOBIIDAE)
- diphos, Solen diphos C. Linnaeus, 1771 - syn of: Hiatula diphos (C. Linnaeus, 1771) - (SOLENIDAE)
- Diphtherosepion, syn of: Genus Sepiella J.E. Gray, 1849 (SEPIIDAE)
- diphyes, Dumortieria diphyes Buckman † - (HILDOCERATIDAE) (FOSSIL)
- Diphyllida, syn of: Genus Armina C.S. Rafinesque, 1814 (ARMINIDAE)
- Diphyllidia, syn of: Genus Armina C.S. Rafinesque, 1814 (ARMINIDAE)
- diphylloides, Ammonites diphylloides E. Forbes, 1846 † - syn of: Desmophyllites diphylloides (E. Forbes, 1846 †) - (AMMONITIDA (unassigned)) (FOSSIL)
- diphylloides, Desmophyllites diphylloides (E. Forbes, 1846 †) - (DESMOCERATIDAE) (FOSSIL)
- diphyllum, Ptychophylloceras diphyllum (A.V.M.D. D'Orbigny, 1841 †) - (PHYLLOCERATIDAE) (FOSSIL)
- diphyus, Arcestes diphyus Mojsisovics, 1875 † - (ARCESTIDAE) (FOSSIL)
- dipkunensis, Lymnaea dipkunensis Gundrizer & Y.I. Starobogatov, 1979 - (LYMNAEIDAE)
- Diplacmoceras, syn of: Genus Placenticeras Meek , 1876 † (PLACENTICERATIDAE) (FOSSIL)
- Diplasioceras, Genus Diplasioceras † (AMMONOIDEA (unassigned)) (FOSSIL)
- Diplasma, Genus Diplasma Rafinesque, 1831 (ETHERIIDAE)
- diplax, Cerithidium diplax (R.B. Watson, 1886) - (CERITHIIDAE)
- diplax, Clathrofenella diplax R.B. Watson, 1886 - syn of: Cerithidium diplax (R.B. Watson, 1886) - (SCALIOLIDAE)
- diplax, Archiminolia diplax B.A. Marshall, 1999 - (SOLARIELLIDAE)
- diplax fusca, Cerithidium diplax fusca (A. Adams, 1860) - (CERITHIIDAE)
- Diplesioceras, Genus Diplesioceras Buckman, 1920 † (AMMONOIDEA (unassigned)) (FOSSIL)
- diplestes, Cochlostoma diplestes (C.A. Westerlund) - (COCHLOSTOMATIDAE)
- Dipleurites, Genus Dipleurites Kittl, 1912 † (PTERIIDA (unassigned)) (FOSSIL)
- Dipleurodonta, Genus Dipleurodonta Isberg, 1934 † (MODIOLOPSIDAE) (FOSSIL)
- Diplicaria, syn of: Genus Chilina J.E. Gray, 1828 (CHILINIDAE)
- DIPLOBELIDAE Naef, 1926 † - Family (CEPHALOPODA-COLEOIDEA-DIPLOBELIDA) (FOSSIL)
- Diplobelus, Genus Diplobelus Naef, 1926 † (DIPLOBELIDAE) (FOSSIL)
- diploblepharis, Plectotropis diploblepharis O.F. von Möllendorff, 1899 - (BRADYBAENIDAE)
- Diplocera, Genus Diplocera R.A. Blanchard, 1848 † (FIONIDAE) (FOSSIL)
- Diploceras, Genus Diploceras Conrad, 1842 † (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- diplocheila, Helicina neritella diplocheila A.J. Wagner, 1906 - (HELICINIDAE)
- diplocheilus, Selenophaedusa diplocheilus O.F. von Möllendorff, 1901 - syn of: Selenophaedusa diplochilus (O.F. von Möllendorff, 1901) - (CLAUSILIIDAE)
- diplochilus, Selenophaedusa diplochilus (O.F. von Möllendorff, 1901) - (CLAUSILIIDAE)
- diplochilus, Chamalycaeus diplochilus (O.F. von Möllendorff, 1887) - (CYCLOPHORIDAE)
- diplochilus, Diplommatina diplochilus W.H. Benson, 1857 - (DIPLOMMATINIDAE)
- Diplochilus, syn of: Subgenus Euomphalus (Woehrmannia) Böhm, 1895 † (EUOMPHALIDAE) (FOSSIL)
- diplochilus griffithsi, Selenophaedusa diplochilus griffithsi J. Grego & M. Szekeres, 2011 - (CLAUSILIIDAE)
- diplochone, Chloritis diplochone O.F. von Möllendorff, 1898 - (CAMAENIDAE)
- Diploconula, Genus Diploconula Yochelson, 1956 † (OMPHALOTROCHIDAE) (FOSSIL)
- Diploctenus, Genus Diploctenus Lütke, 1985 † (TENTACULITA (UNASSIGNED)) (FOSSIL)
- Diplocyma, Genus Diplocyma Pilsbry & Olsson, 1935 † (POTAMIDIDAE) (FOSSIL)
- diplodetum, Buccinum diplodetum W.H. Dall, 1907 - (BUCCINIDAE)
- Diplodiscus, syn of: Subgenus Anisus (Disculifer) O. Böttger, 1944 (PLANORBIDAE)
- diplodon, Sesara diplodon (W.H. Benson, 1859) - (HELICARIONIDAE)
- diplodon, Odontotrema diplodon W.A. Lindholm, 1927 - (HYGROMIIDAE)
- Diplodon, Genus Diplodon J.E. Gray, 1866 (HYRIIDAE)
- diplodon, Oophana diplodon (O.F. von Möllendorff, 1900) - (STREPTAXIDAE)
- Diplodonta, Genus Diplodonta H.G. Bronn, 1831 (UNGULINIDAE)
- DIPLODONTIDAE - syn of Family: UNGULINIDAE
- Diplodontina, Genus Diplodontina W. Stempell, 1899 (LASAEIDAE)
- Diplodontites, Genus Diplodontites S.J. Marshall, 1922 (MYCETOPODIDAE)
- diplogonia, Psadara diplogonia (W.L.H. Dohrn, 1882) - (PLEURODONTIDAE)
- diplogramma, Ganesella diplogramma (O.F. von Möllendorff, 1902) - (CAMAENIDAE)
- diploide, Margaritoceras diploide Cecioni & Flower, 1985 † - (EOTHINOCERATIDAE) (FOSSIL)
- diploloma, Diplommatina diploloma J.F. Quadras & O.F. von Möllendorff, 1895 - (DIPLOMMATINIDAE)
- Diploma, syn of: Subgenus Annularia (Diplopoma) L. Pfeiffer, 1859 (POMATIIDAE)
- Diplomattina, syn of: Genus Diplommatina W.H. Benson, 1849 (DIPLOMMATINIDAE)
- Diplomeriza, syn of: Genus Duplicaria W.H. Dall, 1908 (TEREBRIDAE)
- Diplomeriza, syn of: Genus Duplicaria W.H. Dall, 1908 (TEREBRIDAE)
- Diplomitra, syn of: Genus Eumitra R. Tate, 1889 (MITRIDAE)
- Diplommatina, Genus Diplommatina W.H. Benson, 1849 (DIPLOMMATINIDAE)
- DIPLOMMATINIDAE L. Pfeiffer, 1857 - Family (GASTROPODA-CAENOGASTROPODA-ARCHITAENIOGLOSSA)
- Diplomoceras, Genus Diplomoceras Hyatt , 1900 † (DIPLOMOCERATIDAE) (FOSSIL)
- DIPLOMOCERATIDAE Spath, 1926 † - Family (CEPHALOPODA-AMMONOIDEA-TURRILITINA) (FOSSIL)
- Diplomorpha, Genus Diplomorpha C.M.F. Ancey, 1884 (ORTHALICIDAE)
- diplomphala, Amphicoelina diplomphala (O.F. von Möllendorff, 1885) - (PLECTOPYLIDAE)
- diplomphalus, Hirasea diplomphalus H.A. Pilsbry, 1902 - (ENDODONTIDAE)
- Diplomphalus, Genus Diplomphalus J.C.H. Crosse & P. Fischer, 1873 (RHYTIDIDAE)
- Diplopelycia, Genus Diplopelycia O.A.L. Mörch, 1872 † (ARANUCIDAE) (FOSSIL)
- Diplopinax, Subgenus Geophorus (Diplopinax) P. Bartsch, 1921 (HELICINIDAE)
- Diploplax, syn of: Genus Martesia G.B. Sowerby, 1824 (PHOLADIDAE)
- Diplopoma, Subgenus Annularia (Diplopoma) L. Pfeiffer, 1859 (POMATIIDAE)
- Diplopseudodon, Subgenus Pseudodon (Diplopseudodon) Haas, 1920 (UNIONIDAE)
- Diplopterum, syn of: Subgenus Pearsonia (Pseudospiraculum) W. Kobelt, 1902 (CYCLOPHORIDAE)
- Diploptychia, Subgenus Diplommatina (Diploptychia) O.F. von Möllendorff, 1885 (DIPLOMMATINIDAE)
- diploptyx, Thaumatoptyx uraniscoptyx diploptyx H. Nordsieck, 2005 - (CLAUSILIIDAE)
- Diplopupina, Subgenus Pupina (Diplopupina) T. Iredale, 1937 (PUPINIDAE)
- Diploschiza, Genus Diploschiza Conrad, 1866 † (PLICATULIDAE) (FOSSIL)
- Diplosirenites, Genus Diplosirenites Mojsisovics, 1893 † (TRACHYCERATIDAE) (FOSSIL)
- Diplosolenodes, Genus Diplosolenodes J.W. Thomé, 1976 (VERONICELLIDAE)
- diplostoma, Diplommatina diplostoma B. Rensch, 1931 - (DIPLOMMATINIDAE)
- diplostrepta, Mesoginella diplostrepta W.L. May, 1916 - syn of: Gibberula diplostreptus (W.L. May, 1916) - (MARGINELLIDAE)
- diplostreptus, Gibberula diplostreptus (W.L. May, 1916) - (CYSTISCIDAE)
- Diplotheca, Genus Diplotheca Mathew, 1885 (DIPLOTHECIDAE) (FOSSIL)
- DIPLOTHECIDAE Sysoev, 1958 † - Family (HYOLITHA-CALYPTOPTOMATIDA-CAMEROTHECIDA-DIPLOTHECINA) (FOSSIL)
- Diplothyra, Genus Diplothyra G.W. Tryon, 1862 (PHOLADIDAE)
- diplotomus, Euryptychites diplotomus (A. von Koenen, 1902 †) - (POLYPTYCHITIDAE) (FOSSIL)
- Diplotoxon, syn of: Genus Trichotoxon H.R. Simroth, 1889 (UROCYCLIDAE)
- diplotropis, Glyptobensonia diplotropis (J.F. Quadras & O.F. von Möllendorff) - (ARIOPHANTIDAE)
- diploura, Retiskenea diploura A. Warén & P. Bouchet, 2001 - (NEOMPHALIDAE)
- Diplozone, Genus Diplozone Perner, 1907 † (MURCHISONIIDAE) (FOSSIL)
- diplus, Pseudonapaeus diplus (C.A. Westerlund, 1896) - (ENIDAE)
- Dipnelix, Genus Dipnelix T. Iredale, 1937 (CHAROPIDAE)
- dipolauchen, Quadriplicata dipolauchen O. Böttger, 1879 - (CLAUSILIIDAE)
- Dipoloceras, Genus Dipoloceras Hyatt , 1900 † (BRANCOCERATIDAE) (FOSSIL)
- DIPOLOCERATIDAE Spath, 1921 † - Family (CEPHALOPODA-AMMONOIDEA) (FOSSIL)
- Dipoloceroides, Genus Dipoloceroides Breistroffer , 1947 † (BRANCOCERATIDAE) (FOSSIL)
- diprosopa, Argopecten diprosopa (C.F. Fontannes, 1878 †) - (PECTINIDAE) (FOSSIL)
- diprotodon, Umbilia armeniaca diprotodon F.Jr. Lorenz & M. Beals, 2013 - (CYPRAEIDAE)
- Dipsaccus, syn of: Genus Ancilla J.B.P.A. Lamarck, 1799 (ANCILLARIIDAE)
- dipsacoides, Nassarius dipsacoides C. Hedley, 1907 † - syn of: Tritia ephamilla (R.B. Watson, 1882 †) - (NASSARIIDAE) (FOSSIL)
- Dipsacus, syn of: Genus Babylonia F. Schlüter, 1838 (BABYLONIIDAE)
- dipsacus, Murexsul dipsacus (W.J. Broderip, 1833) - (MURICIDAE)
- Dipsas, syn of: Genus Cristaria H.C.F. Schumacher, 1817 (UNIONIDAE)
- Dipsotoma, syn of: Subgenus Iravadia (Pseudonoba) O. Böttger, 1902 (IRAVADIIDAE)
- dipsycha, Tesseracme dipsycha H.A. Pilsbry & B. Sharp, 1897 - syn of: Tesseracme quadrapicalis (S.C.T. Hanley in G.B. Sowerby, 1860) - (DENTALIIDAE)
- dipsycha, Turbonilla dipsycha (R.B. Watson, 1886) - (PYRAMIDELLIDAE)
- dipsycha, Macromphalina dipsycha (H.A. Pilsbry & A.A. Olsson, 1945) - (VANIKORIDAE)
- diptera, Hippocardia diptera Salter, 1851 † - syn of: Bitrigonocardia diptera (Salter, 1851 †) - (HIPPOCARDIIDAE) (FOSSIL)
- diptera, Bitrigonocardia diptera (Salter, 1851 †) - (PSEUDOBIGALEAIDAE) (FOSSIL)
- dipterophorum, Parviscala dipterophorum J. Drivas & M. Jay, 1989 - syn of: Epitonium thorssoni H. DuShane, 1988 - (EPITONIIDAE)
- Dipterophysis, syn of: Genus Lobiger A.D. Krohn, 1847 (OXYNOIDAE)
- dipterum, Plectostoma dipterum J.J. Vermeulen, 1994 - (DIPLOMMATINIDAE)
- diptonensis, Eomonotis diptonensis J. Grant-Mackie, 1980 † - (MONOTIDAE) (FOSSIL)
- Diptyaloherpia, Genus Diptyaloherpia L. Salvini-Plawén, 2008 (SIMROTHIELLIDAE)
- diptycha, Dimitobelus diptycha (F. McCoy, 1867 †) - (DIMITOBELIDAE) (FOSSIL)
- diptychia, Sicradiscus diptychia (O.F. von Möllendorff, 1885) - (PLECTOPYLIDAE)
- Diptychoceras, Subgenus Ptychoceras (Diptychoceras) Whiteaves, 1884 † (PTYCHOCERATIDAE) (FOSSIL)
- Diptychochilus, Subgenus Tympanotonos (Diptychochilus) Cossmann, 1908 † (POTAMIDIDAE) (FOSSIL)
- Diptychomitra, syn of: Subgenus Mitromorpha (Mitrolumna) M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1883 (MITROMORPHIDAE)
- Diptychophlia, Genus Diptychophlia S.S. Berry, 1964 (BORSONIIDAE)
- Diptychoplia, syn of: Genus Diptychophlia S.S. Berry, 1964 (BORSONIIDAE)
- diptychoporus, Clavilithes diptychoporus A.E.M. Cossmann, 1897 † - (FASCIOLARIIDAE) (FOSSIL)
- diptychosa, Pseudowarthia diptychosa Qiao, 1983 † - (BELLEROPHONTIDA (unassigned)) (FOSSIL)
- diptychum, Russanovia diptychum (Keyserling, 1846 †) - (POLYPTYCHITIDAE) (FOSSIL)
- Diptychus, syn of: Subgenus Tiberia (Cossmannica) W.H. Dall & P. Bartsch, 1904 (PYRAMIDELLIDAE)
- diptychus, Unio diptychus Surrault, 1889 - syn of: Unio arcuatus N.R. Bouchard-Chantereaux, 1838 - (UNIONIDAE)
- diptyx, Tornatellides diptyx H.A. Pilsbry & C.M. Cooke, 1915 - (ACHATINELLIDAE)
- diptyx, Neniopsis sieboldtii diptyx (H.A. Pilsbry, 1902) - (CLAUSILIIDAE)
- Diptyxiella, Genus Diptyxiella Aliev & Lysenko, 1980 † (OPISTHOBRANCHIA (unassigned)) (FOSSIL)
- Diptyxis, Genus Diptyxis Oppenheim, 1889 † (NERINEIDAE) (FOSSIL)
- dira, Searlesia dira L.A. Reeve, 1846 - syn of: Lirabuccinum dirum (L.A. Reeve, 1846) - (BUCCINIDAE)
- dira, Cellana dira (L.A. Reeve, 1855) - (NACELLIDAE)
- Dirachis, Genus Dirachis Whidborne, 1891 † (PLAGIOTHYRIDAE) (FOSSIL)
- dirbergi, Volvarina dirbergi J. Espinosa & J.A. Ortea, 2012 - (MARGINELLIDAE)
- dirce, Zonulispira dirce W.H. Dall, 1919 - syn of: Zonulispira grandimaculata (C.B. Adams, 1852) - (PSEUDOMELATOMIDAE)
- Dircella, Genus Dircella Sohl, 1960 † (POTAMIDIDAE) (FOSSIL)
- directa, Subcancilla directa S.S. Berry, 1960 - syn of: Ziba attenuata (W.J. Broderip, 1836) - (MITRIDAE)
- directa, Ostrea directa Blanckenhorn, 1890 † - (OSTREIDAE) (FOSSIL)
- directa, Eulimella directa A. Peñas & E. Rolán, 2016 - (PYRAMIDELLIDAE)
- directa, Teredo directa F.W. Hutton, 1877 † - (TEREDINIDAE) (FOSSIL)
- directum, Gladiocerithium directum T.A. de M. Monterosato, 1910 - syn of: Cerithium alucastrum (G.B. Brocchi, 1814) - (CERITHIIDAE)
- directum, Orthodactylites directum Buckman, 1926 † - (DACTYLIOCERATIDAE) (FOSSIL)
- directus, Modiolus directus W.H. Dall, 1909 - syn of: Modiolus rectus (T.A. Conrad, 1837) - (MYTILIDAE)
- directus, Ensis directus T.A. Conrad, 1844 - (PHARIDAE)
- directus, Solen directus T.A. Conrad, 1843 - syn of: Ensis directus T.A. Conrad, 1844 - (SOLENIDAE)
- directus, Cyrtospira directus (Foerste, 1893 †) - (SUBULITIDAE) (FOSSIL)
- dirempta, Horologica dirempta (N.H. Odhner, 1924) - (CERITHIOPSIDAE)
- Dirhachopea, syn of: Genus Schizopea Butts, 1926 † (SINUOPEIDAE) (FOSSIL)
- dirkhartogensis, Archimediella dirkhartogensis Garrad, 1972 - (TURRITELLIDAE)
- dirkhartogensis, Turritella dirkhartogensis (T.A. Garrard, 1972) - (TURRITELLIDAE)
- dirkhartogensis, Archimediella dirkhartogensis T.A. Garrard, 1972 - syn of: Turritella dirkhartogensis (T.A. Garrard, 1972) - (TURRITELLIDAE)
- dirki, Volegalea dirki (F. Nolf, 2007) - (MELONGENIDAE)
- Dirocerithium, Genus Dirocerithium Woodring & Stenzel, 1959 † (CERITHIIDAE) (FOSSIL)
- Dirona, Genus Dirona F.M. MacFarland in T.D.A. Cockerell & C.N.E. Eliot, 1905 (DIRONIDAE)
- DIRONIDAE Eliot, 1910 - Family (GASTROPODA-HETEROBRANCHIA-OPISTHOBRANCHIA-NUDIPLEURA)
- dirphica, Monacha dirphica (E.C. Von Martens, 1876) - (HYGROMIIDAE)
- dirphicus, Mastus dirphicus (H. Blanc, 1879) - (ENIDAE)
- Dirrymoceras, Genus Dirrymoceras Hyatt in Eastman-Zittel, 1900 † (ANCYLOCERATIDAE) (FOSSIL)
- dirum, Lirabuccinum dirum (L.A. Reeve, 1846) - (BUCCINIDAE)
- Dirutrachia, Genus Dirutrachia T. Iredale, 1937 (CAMAENIDAE)
- disa, Bathyneaera disa (F.R. Bernard, 1989) - (CUSPIDARIIDAE)
- disa, Taringa telopia disa Er. Marcus, 1967 - (DISCODORIDIDAE)
- disalvoi, Rapanuia disalvoi B. Dell'Angelo, B.K. Raines & A. Bonfitto, 2004 - (CHITONIDAE)
- disalvoi, Lima disalvoi B.K. Raines, 2002 - (LIMIDAE)
- disarmata, Meiersia disarmata Monari & al., 2011 † - (TURBINIDAE) (FOSSIL)
- Disarnella, Genus Disarnella Kríž, 2004 † (BUCHIOLIDAE) (FOSSIL)
- disca, Disconaias disca (I. Lea, 1838) - (UNIONIDAE)
- Discaclis, Genus Discaclis R.G. Moolenbeek & A. Warén, 1987 (ACLIDIDAE)
- discadentus, Discartemon discadentus T. Siriboon & S. Panha, 2014 - (STREPTAXIDAE)
- discamaximus, Discartemon discamaximus T. Siriboon & S. Panha, 2014 - (STREPTAXIDAE)
- Discamphiceras, Genus Discamphiceras Guex, 1980 † (PSILOCERATIDAE) (FOSSIL)
- discapex, Eulimella discapex A. Peñas & E. Rolán, 2016 - (PYRAMIDELLIDAE)
- Discartemon, Genus Discartemon L. Pfeiffer, 1856 (STREPTAXIDAE)
- discazalorum, Alvania discazalorum P. Lozouet, 1998 † - (RISSOIDAE) (FOSSIL)
- discedens, Strigileuxina reuleauxi discedens (O. von Retowski, 1889) - (CLAUSILIIDAE)
- disceptus, Pleurobranchus disceptus C.H. O'Donoghue, 1929 - (PLEUROBRANCHIDAE)
- discerna, Monilea discerna T. Iredale, 1937 - (TROCHIDAE)
- discernibilis, Connexochiton discernibilis P. Kaas, 1991 - (ISCHNOCHITONIDAE)
- discesae, Helix discesae W. Kobelt, 1904 - syn of: Ambigua fuscolabiata tenetensis (W. Kobelt, 1904) - (HELICIDAE)
- discheila, Vertigo discheila J.R. Bourguignat, 1864 - syn of: Vertigo antivertigo J.P.R. Draparnaud, 1801 - (VERTIGINIDAE)
- Dischides, Genus Dischides J.G. Jeffreys, 1867 (GADILIDAE)
- DISCIDAE Thiele, 1931 - Family (GASTROPODA-HETEROBRANCHIA-PULMONATA-STYLOMMATOPHORA)
- disciforme, Beloceras disciforme Bensaid, 1974 † - syn of: Meropharciceras disciforme (Bensaid, 1974 †) - (BELOCERATIDAE) (FOSSIL)
- disciforme, Entolium disciforme (Schubler, 1833 †) - (ENTOLIIDAE) (FOSSIL)
- disciforme, Meropharciceras disciforme (Bensaid, 1974 †) - (PHARCICERATIDAE) (FOSSIL)
- disciforme, Platyceras disciforme Lindström, 1884 † - (PLATYCERATIDAE) (FOSSIL)
- disciforme, Mimimitoceras disciforme (Schindewolf, 1926 †) - (PRIONOCERATIDAE) (FOSSIL)
- disciformis, Anatoma disciformis (A.N. Golikov & B.I. Sirenko, 1980) - (ANATOMIDAE)
- disciformis, Anatoma disciformis A.N. Golikov & B.I. Sirenko, 1980 - syn of: Anatoma disciformis (A.N. Golikov & B.I. Sirenko, 1980) - (ANATOMIDAE)
- disciformis, Klipsteinia disciformis Lukeneder & Lukeneder, 2014 † - (ARPADITIDAE) (FOSSIL)
- disciformis, Liospira disciformis Longstaff, 1924 † - syn of: Pararaphistoma disciformis (Longst, 1924 †) - (EOTOMARIIDAE) (FOSSIL)
- disciformis, Umbotropis disciformis (Tschernischeff, 1885 †) - (GOSSELETINIDAE) (FOSSIL)
- disciformis, Canariella disciformis W.A. Wenz, 1919 † - syn of: Miodiscula disciformis (W.A. Wenz, 1919 †) - (HYGROMIIDAE) (FOSSIL)
- disciformis, Pararaphistoma disciformis (Longst, 1924 †) - (LESUEURILLIDAE) (FOSSIL)
- disciformis, Armimiltha disciformis (A. Heilprin, 1886 †) - (LUCINIDAE) (FOSSIL)
- disciformis, Ortizius disciformis (F. Riedel, 1959) - (OXYCHILIDAE)
- disciformis, Fossarus disciformis J. Granata Grillo, 1877 - syn of: Megalomphalus disciformis (J. Granata Grillo, 1877) - (PLANAXIDAE)
- disciformis, Eulimella disciformis A. Peñas & E. Rolán, 2016 - (PYRAMIDELLIDAE)
- disciformis, Miodiscula disciformis (W.A. Wenz, 1919 †) - (TRISSEXODONTIDAE) (FOSSIL)
- disciformis, Caracollina disciformis W.A. Wenz, 1919 † - syn of: Miodiscula disciformis (W.A. Wenz, 1919 †) - (TRISSEXODONTIDAE) (FOSSIL)
- disciformis, Guidonia disciformis Ferrari, 2014 † - (TROCHONEMATIDAE) (FOSSIL)
- disciformis, Discostyrites disciformis (C. Gemmellaro, 1904 †) - (TROPICELTITIDAE) (FOSSIL)
- disciformis, Zairia disciformis A. de Rochebrune, 1886 - syn of: Coelatura rotula H.A. Pilsbry & J.C. Bequaert, 1927 - (UNIONIDAE)
- disciformis, Megalomphalus disciformis (J. Granata Grillo, 1877) - (VANIKORIDAE)
- disciformis, Nesovitrea disciformis (Lueger, 1981) † - (ZONITIDAE) (FOSSIL)
- disciformis disjuncta, Fossarus disciformis disjuncta J. Granata Grillo, 1877 - syn of: Megalomphalus disciformis (J. Granata Grillo, 1877) - (PLANAXIDAE)
- discina, Discula calcigena discina R.T. Lowe, 1852 - (HYGROMIIDAE)
- discina, Venus discina J.B.P.A. Lamarck, 1818 - syn of: Venus casina C. Linnaeus, 1758 - (VENERIDAE)
- discinoides, Scenella discinoides A. Schmidt, 1888 † - (SCENELLIDAE) (FOSSIL)
- discissus, Muricopsis suga discissus R. Houart, 1990 - (MURICIDAE)
- discites, Entolium discites (Schlotheim, 1820 †) - (ENTOLIIDAE) (FOSSIL)
- discitiforme, Hyperlioceras discitiforme Buckman † - (GRAPHOCERATIDAE) (FOSSIL)
- Discitoceras, Genus Discitoceras Hyatt, 1894 † (TRIGONOCERATIDAE) (FOSSIL)
- Discoactinoceras, Genus Discoactinoceras Kobayashi, 1927 † (HURONIIDAE) (FOSSIL)
- Discobasis, Genus Discobasis A.E.M. Cossmann, 1888 (CIMIDAE)
- discobolaria, Cerithidea discobolaria W.H. Dall, 1889 - syn of: Cerithideopsis costata (E.M. Da Costa, 1778) - (POTAMIDIDAE)
- discobolus, Canariella discobolus (R.J. Shuttleworth, 1852) - (HYGROMIIDAE)
- Discobostryx, Subgenus Bostryx (Discobostryx) H.A. Pilsbry & A.A. Olsson, 1949 (BULIMULIDAE)
- discobullatus, Tropites discobullatus Mojsisovics, 1893 † - (TROPITIDAE) (FOSSIL)
- discobulus, Canariella discobulus R.J. Shuttleworth, 1852 - syn of: Canariella discobolus (R.J. Shuttleworth, 1852) - (HYGROMIIDAE)
- Discoceras, Genus Discoceras Barrande , 1867 † (DISCOCERATIDAE) (FOSSIL)
- DISCOCERATIDAE Dzik, 1984 † - Family (CEPHALOPODA-NAUTILOIDEA-TARPHYCERIDA) (FOSSIL)
- Discoceratites, Genus Discoceratites Schrammen, 1928 † (CERATITIDAE) (FOSSIL)
- Discocharopa, Genus Discocharopa T. Iredale, 1913 (CHAROPIDAE)
- Discocirris, Genus Discocirris † (ARCHAEOGASTROPODA (unassigned)) (FOSSIL)
- Discocirrus, Subgenus Cirrus (Discocirrus) Von Ammon, 1892 † (CIRRIDAE) (FOSSIL)
- Discoclymenia, Genus Discoclymenia Sepkoski Jr., 2002 † (POSTTORNOCERATIDAE) (FOSSIL)
- Discoconcha, Genus Discoconcha B. Rensch, 1937 (CAMAENIDAE)
- Discoconulus, Genus Discoconulus O.W.H. Reinhardt, 1883 (EUCONULIDAE)
- Discodoma, syn of: Genus Caracolus P.D. Montfort, 1810 (PLEURODONTIDAE)
- DISCODORIDIDAE Bergh, 1891 - Family (GASTROPODA-HETEROBRANCHIA-OPISTHOBRANCHIA-NUDIPLEURA)
- Discodoris, Genus Discodoris L.S.R. Bergh, 1877 (DISCODORIDIDAE)
- Discogenus, Genus Discogenus † (ARCHAEOGASTROPODA (unassigned)) (FOSSIL)
- Discogonius, Subgenus Discohelix (Discogonius) Yin & Yochelson, 1983 † (DISCOHELICIDAE) (FOSSIL)
- discogranulatus, Obelus discogranulatus M.R. Alonso & K. Groh, 2003 - (COCHLICELLIDAE)
- Discogymnites, Genus Discogymnites Tozer , 1994 † (GYMNITIDAE) (FOSSIL)
- DISCOHELICIDAE Schröder, 1995 † - Family (GASTROPODA-VETIGASTROPODA) (FOSSIL)
- Discohelix, Genus Discohelix Dunker, 1847 † (DISCOHELICIDAE) (FOSSIL)
- Discohoplites, Genus Discohoplites Hébert & Munier-Chalmas, 1875 † (HOPLITIDAE) (FOSSIL)
- discoidale, Utaturiceras discoidale (Kossmat, 1895 †) - (ACANTHOCERATIDAE) (FOSSIL)
- discoidale, Aricoceras discoidale (Haniel, 1915 †) - (ADRIANITIDAE) (FOSSIL)
- discoidale, Pseudaptetoceras klimakomphalum discoidale Westermann, 1969 † - (HAMMATOCERATIDAE) (FOSSIL)
- discoidale, Bornhardticeras discoidale (Müller, 1900 †) - (OPPELIIDAE) (FOSSIL)
- discoidale, Parayakutoceras discoidale Ruzhentsev, 1975 † - (ORULGANITIDAE) (FOSSIL)
- discoidale, Ponticeras discoidale Glenister, 1958 † - (PONTICERATIDAE) (FOSSIL)
- discoidale, mitoceras discoidale Schindewolf, 1926 † - syn of: Mimimitoceras disciforme (Schindewolf, 1926 †) - (PRIONOCERATIDAE) (FOSSIL)
- discoidalis, Agathiceras cancellatum discoidalis Haniel, 1915 † - (AGATHICERATIDAE) (FOSSIL)
- discoidalis, Neoglaphyrites discoidalis Ehiro & al., 2014 † - (BISATOCERATIDAE) (FOSSIL)
- discoidalis, Cheiloceras discoidalis Sobolew, 1914 † - syn of: Raymondiceras verneuili G.G. Münster, 1839 † - (CHEILOCERATIDAE) (FOSSIL)
- discoidalis, Genuclymenia discoidalis Wedekind, 1908 † - (CYMACLYMENIIDAE) (FOSSIL)
- discoidalis, Epicanites discoidalis Kullmann, 1963 † - (DARAELITIDAE) (FOSSIL)
- discoidalis, Trepospira discoidalis (Newell, 1935 †) - (EOTOMARIIDAE) (FOSSIL)
- discoidalis, Kansana discoidalis Newell, 1935 † - syn of: Trepospira discoidalis (Newell, 1935 †) - (EOTOMARIIDAE) (FOSSIL)
- discoidalis, Baschkirites discoidalis Librovitch, 1957 † - (GIRTYOCERATIDAE) (FOSSIL)
- discoidalis, Mescalites discoidalis (Bose, 1920 †) - (GONIOLOBOCERATIDAE) (FOSSIL)
- discoidalis, Farnhamia discoidalis R. Casey, 1965 † - (HOPLITIDAE) (FOSSIL)
- discoidalis, Kingites discoidalis Tozer, 1994 † - (MELAGATHICERATIDAE) (FOSSIL)
- discoidalis, Aganides discoidalis J.P. Smith, 1903 † - (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- discoidalis, Araneites discoidalis (Wedekind, 1908 †) - (SPORADOCERATIDAE) (FOSSIL)
- discoidalis, Rhabdopitaria discoidalis (T.A. Conrad, 1833 †) - (VENERIDAE) (FOSSIL)
- discoidalis, Eowellerites discoidalis W.J. Gordon, 1964 † - (WELLERITIDAE) (FOSSIL)
- discoidalis parvum, Cheiloceras discoidalis parvum Sobolew, 1914 † - syn of: Raymondiceras verneuili G.G. Münster, 1839 † - (CHEILOCERATIDAE) (FOSSIL)
- discoidea, Retroterra discoidea F. Köhler, 2011 - (CAMAENIDAE)
- discoidea, Amplirhagada discoidea F. Köhler, 2011 - (CAMAENIDAE)
- discoidea, Semotrachia discoidea G.A. Solem, 1993 - (CAMAENIDAE)
- discoidea, Angyomphalus discoidea Gromczakiewicz, 1967 † - syn of: Angyomphalus subplana Gromczakiewicz-Lomnicka, 1972 † - (GOSSELETINIDAE) (FOSSIL)
- discoidea, Aphanoconia discoidea (W.H. Pease) - (HELICINIDAE)
- discoidea, Pseudoliotina discoidea (L.A. Reeve, 1843) - (LIOTIIDAE)
- discoidea, Ostrea discoidea A.A. Gould, 1850 - syn of: Ostrea chilensis R.A. Philippi, 1844 - (OSTREIDAE)
- discoidea, Pleurotomaria discoidea Girty, 1909 † - (PLEUROTOMARIIDAE) (FOSSIL)
- discoidea, Triodopsis discoidea H.A. Pilsbry, 1904 - (POLYGYRIDAE)
- discoidea, Ptychomphalina discoidea F. Haas, 1953 † - (PTYCHOMPHALIDAE) (FOSSIL)
- discoidea, Proserpinula discoidea (C.B. Adams, 1850) - (SAGDIDAE)
- discoidea, Anodonta discoidea H. Drouët, 1893 - syn of: Anodonta cygnea (C. Linnaeus, 1758) - (UNIONIDAE)
- discoidea, Cristaria discoidea I. Lea, 1834 - syn of: Cristaria tenuis (E. Griffith & E. Pidgeon, 1833) - (UNIONIDAE)
- discoidea subrufa, Aphanoconia discoidea subrufa A. Garrett, 1884 - syn of: Helicina subrufa A. Garrett, 1884 - (HELICINIDAE)
- Discoidellia, Genus Discoidellia Vermeulen , 1995 † (PULCHELLIIDAE) (FOSSIL)
- discoides, Anthracoceras discoides Bisat, 1934 † - (ANTHRACOCERATIDAE) (FOSSIL)
- discoides, Ataphrus discoides (Morris & Lycett) † - (ATAPHRIDAE) (FOSSIL)
- discoides, Eogonioloboceras discoides Ruzhentsev & Bogoslovskaya, 1971 † - (EOGONIOLOBOCERATIDAE) (FOSSIL)
- discoides, Lingyunites discoides Chao, 1950 † - (GALFETTITIDAE) (FOSSIL)
- discoides, Weyerella discoides (Ruan, 1981 †) - (GATTENDORFIIDAE) (FOSSIL)
- discoides, Goniatites discoides Waldschmidt, 1885 † - syn of: Sellagoniatites waldschmidti W. Korn & Klug, 2002 † - (GONIATITIDAE) (FOSSIL)
- discoides, Goniatites discoides Trenkner, 1867 † - syn of: Maternoceras calculiformis (A.H.E. Beyrich, 1837 †) - (GONIATITIDAE) (FOSSIL)
- discoides, Engonioloboceras discoides Ruzhentsev & Bogoslovskaya, 1971 † - (GONIOLOBOCERATIDAE) (FOSSIL)
- discoides, Helix discoides R.P. Lesson, 1831 - (HELICIDAE)
- discoides, Polyplectus discoides C.A. von Zittel, 1831 † - (HILDOCERATIDAE) (FOSSIL)
- discoides, Namnetia discoides A.E.M. Cossmann, 1905 † - (JULIIDAE) (FOSSIL)
- discoides, Sublunuloceras discoides Spath, 1928 † - (OPPELIIDAE) (FOSSIL)
- discoides, Palaeacmaea discoides J. Perner, 1903 † - (PALAEACMAEIDAE) (FOSSIL)
- discoides, Anisus discoides (O.W.H. Reinhardt, 1870) - (PLANORBIDAE)
- Discoides, syn of: Genus Pleurobranchus G.L.C.F.D. Cuvier, 1804 (PLEUROBRANCHIDAE)
- discoides, Prolecanites discoides Foord & Crick, 1897 † - (PROLECANITIDAE) (FOSSIL)
- discoides, Proptychites discoides (L. Waagen, 1895 †) - (PROPTYCHITIDAE) (FOSSIL)
- discoides, Sibirites discoides L. Waagen, 1895 † - (SIBIRITIDAE) (FOSSIL)
- discoides, Sinuites discoides Reed, 1921 † - (SINUITIDAE) (FOSSIL)
- discoideum, Architectonica discoideum É.A.A. Locard, 1886 - syn of: Discotectonica discus (R.A. Philippi, 1844) - (ARCHITECTONICIDAE)
- discoideum, Crossostoma discoideum Morris & J. Lycett, 1850 † - syn of: Ataphrus acmon (A.V.M.D. D'Orbigny, 1853 †) - (LIOTIIDAE) (FOSSIL)
- discoideum, Bembicium discoideum D.G. Reid, 1988 † - (LITTORINIDAE) (FOSSIL)
- discoideum, Digenuoceras discoideum (Barrande, 1866 †) - (ONCOCERATIDAE) (FOSSIL)
- discoideum, Parodiceras discoideum (J.W. Hall, 1860 †) - (PARODOCERATIDAE) (FOSSIL)
- discoideum, Phragmoceras discoideum Hedstrom, 1917 † - (PHRAGMOCERATIDAE) (FOSSIL)
- discoideum, Prionoceras discoideum (Pajchlowa, 1972 †) - (PRIONOCERATIDAE) (FOSSIL)
- discoideus, Teretropoma discoideus (W.H. Pease, 1868) - (ARCHITECTONICIDAE)
- discoideus, Cyclotus discoideus G.B. Sowerby, 1842 - (CYCLOPHORIDAE)
- discoideus, Goniatites discoideus J.W. Hall, 1860 † - syn of: Parodiceras discoideum (J.W. Hall, 1860 †) - (GONIATITIDAE) (FOSSIL)
- discoideus, Goniatites discoideus J.W. Hall, 1860 † - syn of: Parodiceras discoideum (J.W. Hall, 1860 †) - (GONIATITIDAE) (FOSSIL)
- discoideus, Koipatoceras discoideus Silberling & Nichols, 1982 † - (KHVALYNITIDAE) (FOSSIL)
- discoideus, Gyraulus discoideus P.S. Pavlovic, 1903 - syn of: Gyraulus rasseri T.A. Neubauer & al., 2014 - (PLANORBIDAE)
- discoideus, Bridgeites discoideus Flower, 1968 † - (RAPHISTOMATIDAE) (FOSSIL)
- discoideus sterkii, Heliacus discoideus sterkii H.A. Pilsbry & E.G. Vanatta, 1908 - syn of: Heliacus sterkii (H.A. Pilsbry & E.G. Vanatta, 1908) - (ARCHITECTONICIDAE)
- Discoidina, syn of: Genus Bathyomphalus A.E.R. Agassiz in J.G.F. de Charpentier, 1837 (PLANORBIDAE)
- Discolepis, Subgenus Averellia (Discolepis) C.M.F. Ancey, 1904 (XANTHONYCHIDAE)
- Discoleus, Genus Discoleus A.S.H. Breure, 1978 (BOTHRIEMBRYONTIDAE)
- Discolites, syn of: Genus Sinuites Koken, 1896 † (SINUITIDAE) (FOSSIL)
- discolor, Chiton discolor (S.M. Souverbie, 1866) - (CHITONIDAE)
- discolor, Rhyssoplax discolor S.M. Souverbie, 1866 - syn of: Chiton discolor (S.M. Souverbie, 1866) - (CHITONIDAE)
- discolor, Albinaria discolor (L. Pfeiffer, 1846) - (CLAUSILIIDAE)
- discolor, Napaeopsis ossicus discolor (O. Böttger, 1885) - (ENIDAE)
- discolor, Helix discolor A.E.J. Férussac, 1821 - syn of: Pleurodonte discolor (A.E.J. Férussac, 1821) - (HELICIDAE)
- discolor, Mitra discolor P.F. Röding, 1798 - syn of: Strigatella scutulata (J.F. Gmelin, 1791) - (MITRIDAE)
- discolor, Modiolus discolor A. Scacchi, 1833 - syn of: Gibbomodiola adriatica (J.B.P.A. Lamarck, 1819) - (MYTILIDAE)
- discolor, Pleurodonte discolor (A.E.J. Férussac, 1821) - (PLEURODONTIDAE)
- discolor, Pirenella discolor (F. Dujardin, 1837 †) - (POTAMIDIDAE) (FOSSIL)
- discolor flammulata, Albinaria discolor flammulata (L. Pfeiffer, 1850) - (CLAUSILIIDAE)
- discolor inaequata, Albinaria discolor inaequata (O. Böttger, 1878) - (CLAUSILIIDAE)
- discolor moderata, Albinaria discolor moderata W.A. Fauer, 1993 - (CLAUSILIIDAE)
- discolor zebra, Albinaria discolor zebra H. Nordsieck, 2007 - (CLAUSILIIDAE)
- discolorans, Chondrothyra discolorans (L. Pfeiffer, 1863) - (POMATIIDAE)
- discolorans, Hendersonina discolorans (B.H. Wright in L. Pfeiffer, 1863) - (POMATIIDAE)
- discolorans bicolor, Hendersonina discolorans bicolor C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- discolorans decolor, Hendersonina discolorans decolor C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- discoloria, Mitra discoloria L.A. Reeve, 1845 - syn of: Pusia discolorium (L.A. Reeve, 1845) - (MITRIDAE)
- discolorium, Pusia discolorium (L.A. Reeve, 1845) - (COSTELLARIIDAE)
- Discolucina, Genus Discolucina E.A. Glover & J.D. Taylor, 2007 (LUCINIDAE)
- Discomalayites, Genus Discomalayites Tozer , 1994 † (JUVAVITIDAE) (FOSSIL)
- Discomelon, Genus Discomelon T. Iredale, 1938 (CAMAENIDAE)
- Discomiltha, Genus Discomiltha Chavan, 1952 † (CARDIIDA (unassigned)) (FOSSIL)
- Discomya, Genus Discomya C.T. Simpson, 1900 (UNIONIDAE)
- Disconaias, Subgenus Lampsilis (Disconaias) P. Fischer & J.C.H. Crosse, 1894 (UNIONIDAE)
- disconicum, Lienardia disconicum (R.P.J. Hervier, 1896) - (CLATHURELLIDAE)
- disconnectus, Pseudotirolites disconnectus J.K. Zhao & al., 1978 † - (PSEUDOTIROLITIDAE) (FOSSIL)
- discontinua, Afrolucina discontinua R. von Cosel, 2006 - (LUCINIDAE)
- Discophiceras, Genus Discophiceras Spath , 1935 † (OPHICERATIDAE) (FOSSIL)
- Discophyllites, Genus Discophyllites Hyatt , 1900 † (DISCOPHYLLITIDAE) (FOSSIL)
- DISCOPHYLLITIDAE Spath, 1927 † - Family (CEPHALOPODA-AMMONOIDEA-PHYLLOCERATIDA) (FOSSIL)
- Discoproptychites, Genus Discoproptychites Kiparisova , 1956 † (PROPTYCHITIDAE) (FOSSIL)
- Discopsis, Genus Discopsis L. de Folin & R. Perrier, 1870 (TORNIDAE)
- Discoptychites, Genus Discoptychites Diener , 1916 † (STURIIDAE) (FOSSIL)
- discordalis, Dufrenoyia discordalis Casey † - (DESHAYESITIDAE) (FOSSIL)
- discordans, Mimosphinctes discordans (Erben, 1965 †) - (MIMOSPHINCTIDAE) (FOSSIL)
- discordans, Teicherticeras discordans Erben, 1965 † - syn of: Mimosphinctes discordans (Erben, 1965 †) - (TEICHERTICERATIDAE) (FOSSIL)
- discordans, Convoluticeras discordans Erben, 1965 † - syn of: Mimosphinctes discordans (Erben, 1965 †) - (TEICHERTICERATIDAE) (FOSSIL)
- discordata, Danilia discordata C. Vilvens & V. Héros, 2005 - (CHILODONTIDAE)
- discordialis, Chloritis discordialis (A.E.J. Férussac, 1832) - (CAMAENIDAE)
- discordialis, Helix discordialis A.E.J. Férussac, 1832 - syn of: Chloritis discordialis (A.E.J. Férussac, 1832) - (HELICIDAE)
- Discordichilus, Genus Discordichilus Cossmann, 1918 † (ELASMONEMATIDAE) (FOSSIL)
- discordis, Cymatospira montfortiana discordis Hoare & al., 1997 † - (KNIGHTITIDAE) (FOSSIL)
- discors, Acmaea discors R.A. Philippi, 1849 - syn of: Lottia discors (R.A. Philippi, 1849) - (ACMAEIDAE)
- discors, Bathytoma discors Powell, 1942 † - (BORSONIIDAE) (FOSSIL)
- discors, Buccinum discors A. Risso, 1826 - syn of: Tritia incrassata (H. Strøm, 1768) - (BUCCINIDAE)
- discors, Callochiton discors W.G. Maton & T. Rackett, 1807 - syn of: Callochiton septemvalvis (G. Montagu, 1803) - (CALLOCHITONIDAE)
- Discors, Subgenus Nemocardium (Discors) G.P. Deshayes, 1858 (CARDIIDAE)
- discors, Chiton discors W.G. Maton & T. Rackett, 1807 - syn of: Callochiton septemvalvis (G. Montagu, 1803) - (CHITONIDAE)
- discors, Turricula discors (J. de C. Sowerby, 1846 †) - (CLAVATULIDAE) (FOSSIL)
- discors, Columbella discors J.F. Gmelin, 1791 - syn of: Pyrene punctata (J.G. Bruguière, 1789) - (COLUMBELLIDAE)
- discors, Conidea discors J.F. Gmelin, 1791 - syn of: Pyrene punctata (J.G. Bruguière, 1789) - (COLUMBELLIDAE)
- discors, Pusia discors H.C. Küster, 1840 - syn of: Pusia microzonias (J.B.P.A. Lamarck, 1811) - (COSTELLARIIDAE)
- discors, Turriscala discors P.A. Maxwell, 1988 † - (EPITONIIDAE) (FOSSIL)
- discors, Poleumita discors (J. de C. Sowerby, 1814 †) - (EUOMPHALIDAE) (FOSSIL)
- discors, Fusus discors T. Brown, 1827 - syn of: Oenopota pyramidalis (H. Strøm, 1788) - (FASCIOLARIIDAE)
- discors, Fusus discors R.A. Philippi, 1887 † - syn of: Ptychosyrinx pseudosubaequalis C. Nielsen, 2003 † - (FASCIOLARIIDAE) (FOSSIL)
- discors, Gaimardia discors Auct. non C. Linnaeus, 1767 - syn of: Musculus subpictus (F.J. Cantraine, 1835) - (GAIMARDIIDAE)
- discors, Trilacinoceras discors (Holm, 1891 †) - (LITUITIDAE) (FOSSIL)
- discors, Lottia discors (R.A. Philippi, 1849) - (LOTTIIDAE)
- discors, Divaricella discors G.P. Deshayes, 1906 - (LUCINIDAE)
- discors, Spisula discors (J.E. Gray, 1837) - (MACTRIDAE)
- discors, Oenopota discors T. Brown, 1827 - syn of: Oenopota pyramidalis (H. Strøm, 1788) - (MANGELIIDAE)
- discors, Hyalina discors (B. Roth, 1974) - (MARGINELLIDAE)
- discors, Balticoceras discors (K.E.I. von Eichwald, 1840 †) - (MICHELINOCERATIDAE) (FOSSIL)
- discors, Mitra discors H.C. Küster, 1840 - syn of: Vexillum plicarium (C. Linnaeus, 1758) - (MITRIDAE)
- discors, Musculus discors (C. Linnaeus, 1767) - (MYTILIDAE)
- discors, Oriostoma discors J. de C. Sowerby, 1814 † - syn of: Poleumita discors (J. de C. Sowerby, 1814 †) - (ORIOSTOMATIDAE) (FOSSIL)
- discors, Gari discors R.A. Philippi, 1836 - syn of: Gari costulata (W. Turton, 1822) - (PSAMMOBIIDAE)
- discors, Crassispira discors (G.B. I Sowerby, 1834) - (PSEUDOMELATOMIDAE)
- discors, Avicula discors J. Brown, 1841 † - syn of: Bakevellia binneyi (J. Brown, 1841 †) - (PTERIIDAE) (FOSSIL)
- discors, Retusa discors T. Brown, 1827 - syn of: Retusa obtusa (G. Montagu, 1808) - (RETUSIDAE)
- discors, Alvania discors (T. Allan, 1818) - (RISSOIDAE)
- discors, Tectus discors T. Brown, 1827 - syn of: Onoba semicostata (G. Montagu, 1803) - (TEGULIDAE)
- discors, Lirularia discors J.H. McLean, 1984 - (TROCHIDAE)
- discors, Turbo discors T. Allan, 1818 - syn of: Alvania discors (T. Allan, 1818) - (TURBINIDAE)
- discors, Epidirella discors T. Shuto, 1992 † - syn of: Ptychosyrinx pseudosubaequalis C. Nielsen, 2003 † - (TURRIDAE) (FOSSIL)
- discors, Poecilocoptis discors (F. Poey, 1856) - (UROCOPTIDAE)
- discors, Cincinna discors (C.A. Westerlund, 1886) - (VALVATIDAE)
- discors, Gafrarium discors (J.F. Gmelin, 1791) - (VENERIDAE)
- discors, Venus discors W.J. Broderip & G.B. I Sowerby, 1835 - syn of: Leukoma grata (T. Say, 1831) - (VENERIDAE)
- discors, Voluta discors J.F. Gmelin, 1791 - syn of: Pyrene punctata (J.G. Bruguière, 1789) - (VOLUTIDAE)
- discors angustior, Musculus discors angustior J.G. Jeffreys, 1864 - syn of: Musculus discors (C. Linnaeus, 1767) - (MYTILIDAE)
- discors arcticus, Musculus discors arcticus O. Fabricius, 1788 - syn of: Musculus discors (C. Linnaeus, 1767) - (MYTILIDAE)
- discors australis, Musculus discors australis O. Fabricius, 1788 - syn of: Musculus impactus (J. Hermann, 1782) - (MYTILIDAE)
- discors australis, Mytilus discors australis O. Fabricius, 1788 - syn of: Musculus impactus (J. Hermann, 1782) - (MYTILIDAE)
- discors mariae, Poleumita discors mariae Reed ex Salter MS † - (EUOMPHALIDAE) (FOSSIL)
- discors montagui, Alvania discors montagui (B.C.M. Payraudeau, 1826) - (RISSOIDAE)
- discors peloritana, Alvania discors peloritana (A. Aradas & L. Benoit, 1870) - (RISSOIDAE)
- discors semilaevis, Musculus discors semilaevis J.G. Jeffreys, 1864 - syn of: Musculus discors (C. Linnaeus, 1767) - (MYTILIDAE)
- discors svecicus, Mytilus discors svecicus O. Fabricius, 1788 - syn of: Musculus svecicus (O. Fabricius, 1788) - (MYTILIDAE)
- Discoscala, Subgenus Amaea (Discoscala) Saccoa, 1890 † (EPITONIIDAE) (FOSSIL)
- Discoscala, syn of: Genus Amaea H. Adams & A. Adams, 1853 (EPITONIIDAE)
- Discoscaphites, Genus Discoscaphites Meek , 1870 † (SCAPHITIDAE) (FOSSIL)
- Discosolis, syn of: Genus Pseudomalaxis P. Fischer, 1885 (ARCHITECTONICIDAE)
- Discosolix, syn of: Genus Pseudomalaxis P. Fischer, 1885 (ARCHITECTONICIDAE)
- DISCOSORIDA (UNASSIGNED) - Family (CEPHALOPODA-NAUTILOIDEA-DISCOSORIDA) (FOSSIL)
- DISCOSORIDAE Miller , 1889 † - Family (CEPHALOPODA-NAUTILOIDEA-DISCOSORIDA) (FOSSIL)
- Discosorus, Genus Discosorus Hall, 1852 † (DISCOSORIDAE) (FOSSIL)
- Discosphinctes, Subgenus Perisphinctes (Discosphinctes) Daque, 1914 † (PERISPHINCTIDAE) (FOSSIL)
- Discosphinctoides, Genus Discosphinctoides † (AMMONOIDEA (unassigned)) (FOSSIL)
- Discostrobilops, Subgenus Strobilops (Discostrobilops) H.A. Pilsbry, 1927 (STROBILOPSIDAE)
- Discostyrites, Genus Discostyrites Tozer , 1994 † (TROPICELTITIDAE) (FOSSIL)
- Discotectonica, Genus Discotectonica J. Marwick, 1931 (ARCHITECTONICIDAE)
- Discotectus, Genus Discotectus J. Favre, 1913 (TROCHIDAE)
- Discoteuthis, Genus Discoteuthis A.T. Young & C.F.E. Roper, 1969 (CYCLOTEUTHIDAE)
- Discotheca, Genus Discotheca Qiao, 1983 † (ARCHAEOGASTROPODA (unassigned)) (FOSSIL)
- Discotoma, Subgenus Trochotoma (Discotoma) Haber, 1934 † (PLEUROTOMARIIDAE) (FOSSIL)
- Discotomaria, Genus Discotomaria Batten, 1956 † (PHYMATOPLEURIDAE) (FOSSIL)
- discotransversalis, Cheiloceras discotransversalis Sobolew, 1914 † - syn of: Raymondiceras verneuili G.G. Münster, 1839 † - (CHEILOCERATIDAE) (FOSSIL)
- Discotrichoconcha, Genus Discotrichoconcha A. Powell, 1951 (CAPULIDAE)
- Discotrivia, syn of: Genus Pusula F.P. Jousseaume, 1884 (TRIVIIDAE)
- Discotropis, Genus Discotropis Yochelson, 1956 † (EUOMPHALIDAE) (FOSSIL)
- Discotropites, Genus Discotropites Hyatt & Smith, 1905 † (TROPITIDAE) (FOSSIL)
- discoveryi, Grimpoteuthis discoveryi M.A. Collins, 2003 - (OPISTHOTEUTHIDAE)
- discoveryi, Dorymenia discoveryi (H.F. Nierstrasz, 1908) - (PRONEOMENIIDAE)
- Discoxychilus, Genus Discoxychilus F. Riedel, 1966 (ZONITIDAE)
- Discozonites, Subgenus Poecilozonites (Discozonites) H.A. Pilsbry, 1924 (GASTRODONTIDAE)
- Discreliotia, Genus Discreliotia C.F. Laseron, 1958 (TORNIDAE)
- discrepans, Acanthochitona discrepans (T. Brown, 1827) - (ACANTHOCHITONIDAE)
- discrepans, Anisochiton discrepans T. Brown, 1827 - syn of: Acanthochitona discrepans (T. Brown, 1827) - (ACANTHOCHITONIDAE)
- discrepans, Mesembrinus discrepans (G.B. I Sowerby, 1833) - (BULIMULIDAE)
- discrepans, Discors discrepans (B. de Basterot, 1825 †) - (CARDIIDAE) (FOSSIL)
- discrepans, Divaricardium discrepans (B. de Basterot, 1825 †) - (CARDIIDAE) (FOSSIL)
- discrepans, Onithochiton discrepans C. Hedley & A.F.B. Hull, 1912 - (CHITONIDAE)
- discrepans, Chiton discrepans T. Brown, 1827 - syn of: Acanthochitona discrepans (T. Brown, 1827) - (CHITONIDAE)
- discrepans, Mundiphaedusa kuninoae discrepans (J.T. Kuroda & T. Habe, 1953) - (CLAUSILIIDAE)
- discrepans, Chelyconus discrepans G.B. I Sowerby, 1833 - syn of: Pionoconus catus (C.H. Hwass in J.G. Bruguière, 1792) - (CONIDAE)
- discrepans, Glyphiolobus discrepans (J. Brown, 1849 †) - (DIMORPHOCERATIDAE) (FOSSIL)
- discrepans, Pseudolatirus discrepans J.T. Kuroda & T. Habe, 1961 † - (FASCIOLARIIDAE) (FOSSIL)
- discrepans, Ogasawarana discrepans (H.A. Pilsbry, 1902) - (HELICINIDAE)
- discrepans, Tetrameroceras discrepans (Barrande, 1865 †) - (HEMIPHRAGMOCERATIDAE) (FOSSIL)
- discrepans, Cernuella discrepans N. Tiberi, 1878 - syn of: Cernuella neglecta (J.P.R. Draparnaud, 1805) - (HYGROMIIDAE)
- discrepans, Icanotia discrepans (A.V.M.D. D'Orbigny, 1845 †) - (ICANOTIIDAE) (FOSSIL)
- discrepans, Bela discrepans T. Brown, 1827 - syn of: Bela nebula (G. Montagu, 1803) - (MANGELIIDAE)
- discrepans, Mesocoelia discrepans J. Perner, 1907 † - (MURCHISONIIDAE) (FOSSIL)
- discrepans, Modiola discrepans J.B.P.A. Lamarck, 1819 - syn of: Musculus subpictus (F.J. Cantraine, 1835) - (MYTILIDAE)
- discrepans, Mytilus discrepans G. Montagu, 1803 - syn of: Musculus discors (C. Linnaeus, 1767) - (MYTILIDAE)
- discrepans, Nuculana discrepans B. Prashad, 1932 - syn of: Nuculana brookei (S.C.T. Hanley, 1860) - (NUCULANIDAE)
- discrepans, Forcartiella discrepans (O. von Retowski, 1889) - (OXYCHILIDAE)
- discrepans, Phragmoceras discrepans Barrande, 1865 † - syn of: Tetrameroceras discrepans (Barrande, 1865 †) - (PHRAGMOCERATIDAE) (FOSSIL)
- discrepans, Planaxis discrepans A. Risso, 1826 † - syn of: Tritia corniculum (A.G. Olivi, 1792 †) - (PLANAXIDAE) (FOSSIL)
- discrepans, Pauquysia discrepans (de Koninck, 1883 †) - (PORCELLIIDAE) (FOSSIL)
- discrepans, Haurakia discrepans (R. Tate & W.L. May, 1900) - (RISSOIDAE)
- discrepans, Trochus discrepans T. Brown, 1818 - syn of: Calliostoma zizyphinum (C. Linnaeus, 1758) - (TROCHIDAE)
- discrepans, Turbo discrepans T. Allan, 1818 - syn of: Alvania discors (T. Allan, 1818) - (TURBINIDAE)
- discrepans, Diplodonta discrepans P.P. Carpenter, 1857 - syn of: Diplodonta orbella (Gould, 1851) - (UNGULINIDAE)
- discrepans, Liocallonia discrepans C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- discrepans, Lirophora discrepans (G.B. I Sowerby, 1835) - (VENERIDAE)
- discrepans, Venus discrepans R.A. Philippi, 1844 - syn of: Leukoma antiqua (P.P. King, 1832) - (VENERIDAE)
- discrepans albina, Acanthochitona discrepans albina P. Dautzenberg & P. Durouchoux, 1900 - syn of: Acanthochitona fascicularis (C. Linnaeus, 1758) - (ACANTHOCHITONIDAE)
- discrepans angustivalva, Acanthochitona discrepans angustivalva J.R.M. Bergenhayn, 1931 - syn of: Acanthochitona fascicularis (C. Linnaeus, 1758) - (ACANTHOCHITONIDAE)
- discrepans elongata, Anisochiton discrepans elongata P. Dautzenberg, 1893 - syn of: Acanthochitona fascicularis (C. Linnaeus, 1758) - (ACANTHOCHITONIDAE)
- discrepans herculea, Divaricardium discrepans herculea G.F. Dollfus, Cotter & R. dos Santos Gomes, 1903 † - syn of: Discors spondyloides (J. Von Hauer, 1847 †) - (CARDIIDAE) (FOSSIL)
- discrepans marmorata, Anisochiton discrepans marmorata P. Dautzenberg, 1893 - syn of: Acanthochitona fascicularis (C. Linnaeus, 1758) - (ACANTHOCHITONIDAE)
- discrepans minorflava, Acanthochitona discrepans minorflava T.A. de M. Monterosato, 1878 - syn of: Acanthochitona fascicularis (C. Linnaeus, 1758) - (ACANTHOCHITONIDAE)
- discrepans nigrolineata, Anisochiton discrepans nigrolineata P. Dautzenberg, 1893 - syn of: Acanthochitona fascicularis (C. Linnaeus, 1758) - (ACANTHOCHITONIDAE)
- discrepans violaceolimbata, Acanthochitona discrepans violaceolimbata P. Dautzenberg & P. Durouchoux, 1906 - syn of: Acanthochitona fascicularis (C. Linnaeus, 1758) - (ACANTHOCHITONIDAE)
- discrepans viridis, Anisochiton discrepans viridis P.M. Pallary, 1902 - syn of: Acanthochitona fascicularis (C. Linnaeus, 1758) - (ACANTHOCHITONIDAE)
- discrepata, Turbonilla discrepata A. Peñas & E. Rolán, 2010 - (PYRAMIDELLIDAE)
- discreta, Herilla ziegleri discreta (A.J. Wagner, 1915) - (CLAUSILIIDAE)
- discreta, Morphotropis discreta J. Perner, 1903 † - (ORIOSTOMATIDAE) (FOSSIL)
- discreta, Cossmannica discreta E. Saurin, 1959 - (PYRAMIDELLIDAE)
- discreta, Rissoina discreta G.P. Deshayes, 1861 † - (RISSOINIDAE) (FOSSIL)
- discreta, Naricava discreta E. Rolán & F. Rubio, 2002 - (TORNIDAE)
- discreta, Chione burnsii discreta Gardner, 1926 † - (VENERIDAE) (FOSSIL)
- discretus, Ceratites discretus Mojsisovics, 1886 † - syn of: Timoceras glacialis (Mojsisovics, 1886 †) - (CERATITIDAE) (FOSSIL)
- Discrevinia, Genus Discrevinia C.F. Laseron, 1956 (PICKWORTHIIDAE)
- discrimendus, Cyclotus discrimendus B. Rensch, 1934 - syn of: Cyclotus discriminendus B. Rensch, 1934 - (CYCLOPHORIDAE)
- discriminanda, Gulella gouldi discriminanda A.C. van Bruggen, 1969 - (STREPTAXIDAE)
- discriminatum, Neolepton discriminatum S. Palazzi & A. Villari, 2001 - (NEOLEPTONIDAE)
- discriminendus, Cyclotus discriminendus B. Rensch, 1934 - (CYCLOPHORIDAE)
- disctintum, Cylindriscala disctintum E.A. Smith, 1891 - syn of: Cylindriscala distincta (E.A. Smith, 1891) - (EPITONIIDAE)
- discula, Fluxina discula W.H. Dall, 1889 - syn of: Fluxinella discula (W.H. Dall, 1889) - (CALLIOSTOMATIDAE)
- Discula, Genus Discula R.T. Lowe, 1852 (HYGROMIIDAE)
- discula, Glossaulax discula E.J. Petuch, 1988 † - (NATICIDAE) (FOSSIL)
- discula, Fluxinella discula (W.H. Dall, 1889) - (SEGUENZIIDAE)
- Disculella, syn of: Genus Ochtephila H.H. Beck, 1837 (HYGROMIIDAE)
- Disculifer, Subgenus Anisus (Disculifer) O. Böttger, 1944 (PLANORBIDAE)
- disculina, Oxychilus disculina É.A.A. Locard, 1893 - syn of: Oxychilus draparnaudi (H.H. Beck, 1837) - (OXYCHILIDAE)
- disculum, Discohelix disculum (Morris & Lycett) † - (DISCOHELICIDAE) (FOSSIL)
- Disculus, Subgenus Architectonica (Disculus) G.P. Deshayes, 1862 (ARCHITECTONICIDAE)
- disculus, Disculus disculus G.P. Deshayes, 1863 † - (ARCHITECTONICIDAE) (FOSSIL)
- disculus, Ceratites disculus L. Waagen, 1895 † - (CERATITIDAE) (FOSSIL)
- disculus, Angulithes disculus (G.P. Deshayes, 1865 †) - (HERCOGLOSSIDAE) (FOSSIL)
- disculus, Modulus disculus (R.A. Philippi, 1846) - (MODULIDAE)
- disculus, Nautilus disculus G.P. Deshayes, 1865 † - syn of: Angulithes disculus (G.P. Deshayes, 1865 †) - (NAUTILIDAE) (FOSSIL)
- disculus, Omalogyra disculus S. Palazzi, 1988 - (OMALOGYRIDAE)
- disculus, Turbonilla disculus Vélain, 1877 - (PYRAMIDELLIDAE)
- disculus, Pseudarcopagia disculus (G.P. Deshayes, 1855) - (TELLINIDAE)
- disculus, Tellina disculus G.P. Deshayes, 1855 - syn of: Pseudarcopagia disculus (G.P. Deshayes, 1855) - (TELLINIDAE)
- disculus, Alaskadiscus disculus (Billings, 1860 †) - (TROPIDODISCIDAE) (FOSSIL)
- disculus, Unio disculus I. Lea, 1860 - syn of: Rhipidodonta funebralis (I. Lea, 1834) - (UNIONIDAE)
- discum, Nodogastrioceras discum X.T. Ma & Li, 1998 † - (PARAGASTRIOCERATIDAE) (FOSSIL)
- Discurria, Genus Discurria D.R. Lindberg, 1988 (LOTTIIDAE)
- discursa, Parthenina discursa Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- discus, Tropidoptera discus H.A. Pilsbry & E.G. Vanatta, 1905 - (AMASTRIDAE)
- discus, Anthracoceras discus Frech, 1899 † - (ANTHRACOCERATIDAE) (FOSSIL)
- discus, Hongshuiheites discus Yang & Xiong, 1990 † - (ARAXOCERATIDAE) (FOSSIL)
- discus, Discotectonica discus (R.A. Philippi, 1844) - (ARCHITECTONICIDAE)
- discus, Naninia discus L. Pfeiffer - syn of: Hiona exaequata (A.A. Gould, 1846) - (ARIOPHANTIDAE)
- discus, Aegista kobensis discus H.A. Pilsbry & Y. Hirase, 1904 - (BRADYBAENIDAE)
- discus, Acrosterigma discus E. Vidal, 1999 - (CARDIIDAE)
- discus, Clydoniceras discus (J. de C. Sowerby, 1813 †) - (CLYDONICERATIDAE) (FOSSIL)
- discus, Clypeoceras discus L. Waagen, 1895 † - syn of: Radioceras evolvens (L. Waagen, 1895 †) - (CLYPEOCERATIDAE) (FOSSIL)
- discus, Salaputium discus (C. Hedley, 1907) - (CRASSATELLIDAE)
- discus, Discoteuthis discus A.T. Young & C.F.E. Roper, 1969 - (CYCLOTEUTHIDAE)
- discus, Cylichna discus R.B. Watson, 1883 - (CYLICHNIDAE)
- discus, Cyrtolites discus Lindström, 1884 † - syn of: Zonidiscus discus (Lindström, 1884 †) - (CYRTOLITIDAE) (FOSSIL)
- Discus, Genus Discus L.I. Fitzinger, 1833 (DISCIDAE)
- discus, Striatura discus H.B. Baker, 1941 - (GASTRODONTIDAE)
- discus, Girtyoceras discus (F.A. Roemer, 1852 †) - (GIRTYOCERATIDAE) (FOSSIL)
- discus, Goniatites discus F.A. Roemer, 1850 † - syn of: Aulatornoceras discus (F.A. Roemer, 1850 †) - (GONIATITIDAE) (FOSSIL)
- discus, Angyomphalus discus (Girty, 1910 †) - (GOSSELETINIDAE) (FOSSIL)
- discus, Ambites discus L. Waagen, 1895 † - (GYRONITIDAE) (FOSSIL)
- discus, Haliotis discus L.A. Reeve, 1846 - (HALIOTIDAE)
- discus, Hammatoceras discus Merla, 1902 † - syn of: Pseudaptetoceras klimakomphalum discoidale Westermann, 1969 † - (HAMMATOCERATIDAE) (FOSSIL)
- discus, Helix discus G.P. Deshayes, 1840 - (HELICIDAE)
- discus, Hemilecanites discus (Arthaber, 1908 †) - (HEMILECANITIDAE) (FOSSIL)
- discus, Lecanites discus Arthaber, 1908 † - syn of: Hemilecanites discus (Arthaber, 1908 †) - (LECANITIDAE) (FOSSIL)
- discus, Gonimyrtea discus J. Marwick, 1943 † - (LUCINIDAE) (FOSSIL)
- discus, Mimagoniatites discus Erben, 1953 † - syn of: Teicherticeras discus (Erben, 1953 †) - (MIMAGONIATITIDAE) (FOSSIL)
- discus, Histoctopus discus M.D. Norman, R. Boucher-Rodoni & F.G. Hochberg, 2009 - (OCTOPODIDAE)
- discus, Ophileta discus Cleland, 1900 † - (OPHILETIDAE) (FOSSIL)
- discus, Oreohelix discus C.C. Christensen & W.B. Miller, 1976 - (OREOHELICIDAE)
- discus, Leptopecten discus (T.A. Conrad, 1857 †) - (PECTINIDAE) (FOSSIL)
- discus, Periploma discus R.E.C. Stearns, 1890 - (PERIPLOMATIDAE)
- discus, Ilanga discus D.G. Herbert, 1987 - (SOLARIELLIDAE)
- discus, Discartemon discus (L. Pfeiffer, 1853) - (STREPTAXIDAE)
- discus, Teicherticeras discus (Erben, 1953 †) - (TEICHERTICERATIDAE) (FOSSIL)
- discus, Tellina discus S.C.T. Hanley, 1844 - (TELLINIDAE)
- discus, Anticlimax discus F. Rubio & E. Rolán, 2014 - (TORNIDAE)
- discus, Aulatornoceras discus (F.A. Roemer, 1850 †) - (TORNOCERATIDAE) (FOSSIL)
- discus, Zonidiscus discus (Lindström, 1884 †) - (TROPIDODISCIDAE) (FOSSIL)
- discus, Dosinia discus L.A. Reeve, 1850 - (VENERIDAE)
- discus blakei, Clydoniceras discus blakei Arkell † - (CLYDONICERATIDAE) (FOSSIL)
- discus connectens, Lampsilis discus connectens E.C. Von Martens, 1900 - syn of: Disconaias panacoensis (G. von dem Busch in R.A. Philippi, 1843) - (UNIONIDAE)
- discus hannai, Haliotis discus hannai T. Ino, 1953 - (HALIOTIDAE)
- disenum, Hybolophus disenum DeVries, 2016 † - (CRASSATELLIDAE) (FOSSIL)
- diserta, Novisuccinea diserta I.M. Likharev & A.A. Schileyko, 1986 - (SUCCINEIDAE)
- disessa, Tegillarca disessa (T. Iredale, 1939) - (ARCIDAE)
- disfelix, Turbonilla disfelix S. Nomura, 1936 - syn of: Turbonilla infelix S. Nomura, 1936 - (PYRAMIDELLIDAE)
- disforme, Cerion disforme W.J. Clench & C.G. Aguayo, 1946 - (CERIONIDAE)
- disforme nodali, Cerion disforme nodali W.J. Clench & C.G. Aguayo, 1953 - (CERIONIDAE)
- disjecta, Splendrillia disjecta (E.A. Smith, 1888) - (DRILLIIDAE)
- disjecta, Pleurotoma disjecta E.A. Smith, 1888 - syn of: Splendrillia disjecta (E.A. Smith, 1888) - (TURRIDAE)
- disjecta, Bassina disjecta (G. Perry, 1811) - (VENERIDAE)
- disjecta, Circomphalus disjecta (G. Perry, 1811) - syn of: Bassina disjecta (G. Perry, 1811) - (VENERIDAE)
- disjecta, Venus disjecta G. Perry, 1811 - syn of: Bassina disjecta (G. Perry, 1811) - (VENERIDAE)
- disjuncta, Acicula disjuncta H.D. Boeters, E. Gittenberger & P. Subai, 1989 - (ACICULIDAE)
- disjuncta, Anthracosia disjuncta S.M. Davies & Trueman, 1952 † - (ANTHRACOSIIDAE) (FOSSIL)
- disjuncta, Arca disjuncta G.P. Deshayes, 1858 † - (ARCIDAE) (FOSSIL)
- disjuncta, Austrochloritis disjuncta G.P.L.K. Gude, 1906 - (CAMAENIDAE)
- disjuncta, Tonicia disjuncta (J. Frembly, 1827) - (CHITONIDAE)
- disjuncta, Abida disjuncta A. Moquin-Tandon, 1856 - syn of: Abida bigerrensis A. Moquin-Tandon, 1856 - (CHONDRINIDAE)
- disjuncta, Armenica disjuncta (L.L.G. de Mortillet, 1854) - (CLAUSILIIDAE)
- disjuncta, Itala disjuncta C.A. Westerlund, 1878 - syn of: Charpentieria stenzii westerlundi H. Nordsieck, 1993 - (CLAUSILIIDAE)
- disjuncta, Montenegrina laxa disjuncta Z. Fehér & M. Szekeres, 2006 - (CLAUSILIIDAE)
- disjuncta, Bembexia disjuncta (J.W. Hall, 1876 †) - (EOTOMARIIDAE) (FOSSIL)
- disjuncta, Epitonium disjuncta G. Perry, 1810 - syn of: Epitonium scalare (C. Linnaeus, 1758) - (EPITONIIDAE)
- disjuncta, Euconospira disjuncta Girty, 1910 † - (GOSSELETINIDAE) (FOSSIL)
- disjuncta, Holopea disjuncta J. Perner 1903 † - (HOLOPEIDAE) (FOSSIL)
- disjuncta, Styliferina disjuncta P. Lozouet, Lesport & Renard, 2001 † - (LITIOPIDAE) (FOSSIL)
- disjuncta, Bridgeina disjuncta Billings, 1865 † - syn of: Bridgeites disjuncta (Billings, 1865 †) - (MACLURITIDAE) (FOSSIL)
- disjuncta, Bridgeites disjuncta (Billings, 1865 †) - (RAPHISTOMATIDAE) (FOSSIL)
- disjuncta, Liocarinia disjuncta (C. Hedley, 1903) - (SKENEIDAE)
- disjuncta, Strigilla disjuncta P.P. Carpenter, 1856 - (TELLINIDAE)
- disjuncta, Thyasira disjuncta (T.A. Conrad, 1849) - syn of: Conchocele bisecta (T.A. Conrad, 1849) - (THYASIRIDAE)
- disjuncta, Conchocele bisecta disjuncta W.M. Gabb, 1866 - (THYASIRIDAE)
- disjuncta, Isotriphora disjuncta (J.C. Verco, 1909) - (TRIPHORIDAE)
- disjuncta, Turris disjuncta M.A. Peyrot, 1931 † - (TURRIDAE) (FOSSIL)
- disjuncta, Gemmula disjuncta C.R. Laws, 1936 † - (TURRIDAE) (FOSSIL)
- disjuncta, Nesopupa newcombi disjuncta H.A. Pilsbry & C.M. Cooke, 1920 - (VERTIGINIDAE)
- disjuncta acuta, Armenica disjuncta acuta E. Neubert, 1994 - (CLAUSILIIDAE)
- disjuncta armenica, Armenica disjuncta armenica H. Nordsieck, 1975 - (CLAUSILIIDAE)
- disjuncta coalescens, Turris disjuncta coalescens M.A. Peyrot, 1931 - (TURRIDAE)
- disjuncta occidentalis, Armenica disjuncta occidentalis E. Neubert & H.P.M.G. Menkhorst, 1994 - (CLAUSILIIDAE)
- disjunctacostae, Quirella disjunctacostae Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- Disjunctaria, Genus Disjunctaria O. Boettger, 1877 † (CLAUSILIIDAE) (FOSSIL)
- disjuncticostatus, Macroscaphites yvani disjuncticostatus Kakabadze & Thieuloy, 1991 † - (MACROSCAPHITIDAE) (FOSSIL)
- Disjunctoceras, syn of: Genus Sphooceras Flower, 1962 † (SPHOOCERATIDAE) (FOSSIL)
- disjunctum, Lechritrochoceras disjunctum (Barrande, 1865 †) - (LECHRITROCHOCERATIDAE) (FOSSIL)
- disjunctum, Oriostoma disjunctum Barrois, 1889 † - (ORIOSTOMATIDAE) (FOSSIL)
- disjunctum, Orthoceras disjunctum Barrande, 1868 † - syn of: Sphooceras disjunctum (Barrande, 1860 †) - (ORTHOCERATIDAE) (FOSSIL)
- disjunctum, Penicillus disjunctum L.A. Reeve, 1860 - syn of: Verpa penis (C. Linnaeus, 1758) - (PENICILLIDAE)
- disjunctum, Chondropometes sagebieni disjunctum C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- disjunctum, Sphooceras disjunctum (Barrande, 1860 †) - (SPHOOCERATIDAE) (FOSSIL)
- disjunctum, Disjunctoceras disjunctum Barrande, 1868 † - syn of: Sphooceras disjunctum (Barrande, 1860 †) - (SPHOOCERATIDAE) (FOSSIL)
- disjunctus, Aviculopecten disjunctus Girty, 1927 † - syn of: Confusionella loczyi (Bittner, 1901 †) - (AVICULOPECTINIDAE) (FOSSIL)
- disjunctus, Hemiconus disjunctus (G.P. Deshayes, 1865 †) - (CONIDAE) (FOSSIL)
- disjunctus, Cyrtolites disjunctus Ulrich & Scofield, 1897 † - (CYRTOLITIDAE) (FOSSIL)
- disjunctus, Euomphalus disjunctus J.W. Hall, 1859 † - syn of: Liomphalus disjunctus (J.W. Hall, 1859 †) - (EUOMPHALIDAE) (FOSSIL)
- disjunctus, Typhina disjunctus R. Tate, 1888 † - (MURICIDAE) (FOSSIL)
- disjunctus, Liomphalus disjunctus (J.W. Hall, 1859 †) - (OMPHALOCIRRIDAE) (FOSSIL)
- disjunctus, Quadrochites disjunctus Z.X. Qian & al., 1979 † - (SACHITIDA (unassigned)) (FOSSIL)
- disjunctus, Sigaretornus disjunctus E. Rolán & F. Rubio, 2002 - (TORNIDAE)
- disjunctus, Adeorbis disjunctus J. Granata Grillo, 1877 - syn of: Megalomphalus disciformis (J. Granata Grillo, 1877) - (TORNIDAE)
- disjunctus, Omalaxis disjunctus (J.B.P.A. Lamarck, 1804 †) - (TURRITELLIDAE) (FOSSIL)
- disjunctus, Macromphalus disjunctus (J.B.C.P. de Raincourt & E.C. Munier-Chalmas, 1863 †) - (VANIKORIDAE) (FOSSIL)
- disjunctus, Volynites disjunctus Lyashenko, 1969 † - (VOLYNITIDAE) (FOSSIL)
- disjunctus marginatus, Omalaxis disjunctus marginatus G.P. Deshayes, 1832 † - (TURRITELLIDAE) (FOSSIL)
- dislobatus, Pseudotirolites dislobatus Zheng, 1981 † - (PSEUDOTIROLITIDAE) (FOSSIL)
- dislocata, Leachia dislocata A.T. Young, 1972 - (CRANCHIIDAE)
- dislocata, Anculosa dislocata L.A. Reeve, 1861 - (PLEUROCERIDAE)
- dislocata, Goniobasis catenaria dislocata (E. Ravenel, 1834) - (PLEUROCERIDAE)
- dislocata, Terebra dislocata (T. Say, 1822) - (TEREBRIDAE)
- dislocata onslowensis, Terebra dislocata onslowensis (E.J. Petuch, 1974) - (TEREBRIDAE)
- dislocatum, Cerithium dislocatum T. Say, 1822 - syn of: Terebra dislocata (T. Say, 1822) - (CERITHIIDAE)
- dislocatum, Strioterebrum dislocatum (T. Say, 1822) - (TEREBRIDAE)
- dislocatus, Pecten dislocatus T. Say, 1822 - syn of: Argopecten gibbus (C. Linnaeus, 1758) - (PECTINIDAE)
- dislocatus, Annularia dislocatus J.E. Gray, 1850 - syn of: Parachondria sheppardiana (C.B. Adams, 1850) - (POMATIIDAE)
- dislocatus, Acus dislocatus T. Say, 1822 - syn of: Terebra dislocata (T. Say, 1822) - (TEREBRIDAE)
- dismenicus, Bulimulus dismenicus J.F. Mabille, 1895 - syn of: Naesiotus beldingi (J.G. Cooper, 1892) - (BULIMULIDAE)
- Disnomia, syn of: Genus Dysnomia A.E.R. Agassiz, 1852 (UNIONIDAE)
- Disoketa, Genus Disoketa Gardner, 1880 † (APORRHAIDAE) (FOSSIL)
- disona, Leiostracus coxeiranus disona (S. Moricand, 1836) - (SIMPULOPSIDAE)
- dispansiforme, Phlyseogrammoceras dispansiforme Wunstorf, 1904 † - (HILDOCERATIDAE) (FOSSIL)
- dispansum, Digonioceras dispansum (P. Morris & J. Lycett, 1850 †) - (CENOCERATIDAE) (FOSSIL)
- dispansum, Phlyseogrammoceras dispansum (J. Lycett, 1860 †) - (HILDOCERATIDAE) (FOSSIL)
- dispar, Arrhoges dispar (G.P. Deshayes, 1865 †) - (APORRHAIDAE) (FOSSIL)
- dispar, Argonauta dispar T.A. Conrad, 1854 - syn of: Argonauta argo C. Linnaeus, 1758 - (ARGONAUTIDAE)
- dispar, Bulimulus apodemetes dispar M.I. Hylton-Scott, 1952 - (BULIMULIDAE)
- dispar, Dentherona dispar (J.W. Brazier, 1871) - (CHAROPIDAE)
- dispar, Chiton dispar G.B. I Sowerby, 1832 - syn of: Ischnochiton dispar (G.B. I Sowerby in W.J. Broderip & G.B. I Sowerby, 1832) - (CHITONIDAE)
- dispar, Gradiconus dispar (G.B. I Sowerby, 1833) - (CONIDAE)
- dispar, Exallocorbula dispar (T.A. Conrad, 1874 †) - (CORBULIDAE) (FOSSIL)
- dispar, Myonera dispar W.H. Dall, P. Bartsch & H.A. Rehder, 1938 - (CUSPIDARIIDAE)
- dispar, Tesseracme dispar (G.B. II Sowerby, 1860) - (DENTALIIDAE)
- dispar, Streptochetus dispar M.A. Peyrot, 1928 † - (FASCIOLARIIDAE) (FOSSIL)
- dispar, Glycymeris dispar J.L.M. Defrance, 1826 † - (GLYCYMERIDIDAE) (FOSSIL)
- dispar, Platyloron dispar (Lindström, 1884 †) - (GOSSELETINIDAE) (FOSSIL)
- dispar, Sonorella sabinoensis dispar H.A. Pilsbry, 1939 - (HELMINTHOGLYPTIDAE)
- dispar, Ischnochiton dispar (G.B. I Sowerby in W.J. Broderip & G.B. I Sowerby, 1832) - (ISCHNOCHITONIDAE)
- dispar, Arthritica dispar C.R. Laws, 1940 † - (LASAEIDAE) (FOSSIL)
- dispar, Pteromyrtea dispar (F.W. Hutton, 1873 †) - (LUCINIDAE) (FOSSIL)
- dispar, Stoliczkaia dispar (A.V.M.D. D'Orbigny, 1841 †) - (LYELLICERATIDAE) (FOSSIL)
- dispar, Murchisonia dispar F. McCoy, 1853 † - syn of: Donaldospira dispar (F. McCoy, 1853 †) - (MURCHISONIIDAE) (FOSSIL)
- dispar, Trophon dispar J.F. Mabille & A. de Rochebrune, 1889 - (MURICIDAE)
- dispar, Xymenopsis dispar (A. de Rochebrune & Mabile, 1889 †) - (MURICIDAE) (FOSSIL)
- dispar, Nassa dispar A. Adams, 1852 - syn of: Nassarius graphiterus (J.B. Hombron & C.H. Jacquinot, 1848) - (NASSARIIDAE)
- dispar, Nassarius dispar A. Adams, 1852 - syn of: Nassarius graphiterus (J.B. Hombron & C.H. Jacquinot, 1848) - (NASSARIIDAE)
- dispar, Clithon chlorostomum dispar (W.J. Broderip, 1832) - (NERITIDAE)
- dispar, Striarca dispar (G.P. Deshayes, 1858 †) - (NOETIIDAE) (FOSSIL)
- dispar, Nucula dispar Barrande, 1881 † - syn of: Praenucula dispar (Barrande, 1881 †) - (NUCULIDAE) (FOSSIL)
- dispar, Oriostoma dispar Lindström, 1884 † - syn of: Platyloron dispar (Lindström, 1884 †) - (ORIOSTOMATIDAE) (FOSSIL)
- dispar, Donaldospira dispar (F. McCoy, 1853 †) - (ORTHONEMIDAE) (FOSSIL)
- dispar, Chlamys dispar J.B.P.A. Lamarck, 1819 - syn of: Lissochlamys exotica (L.W. Dillwyn, 1817) - (PECTINIDAE)
- dispar, Cosa dispar A.W.B. Powell, 1937 - (PHILOBRYIDAE)
- dispar, Anisus dispar (C.A. Westerlund, 1871) - (PLANORBIDAE)
- dispar, Plicatula dispar C.L.F. von Sandberger, 1862 † - (PLICATULIDAE) (FOSSIL)
- dispar, Praenucula dispar (Barrande, 1881 †) - (PRAENUCULIDAE) (FOSSIL)
- dispar, Gari dispar G.P. Deshayes, 1855 - syn of: Gari pennata (G.P. Deshayes, 1855) - (PSAMMOBIIDAE)
- dispar, Turbonilla dispar H.A. Pilsbry, 1897 - (PYRAMIDELLIDAE)
- dispar, Heteroteuthis dispar (W.P.E.S. Rüppell, 1844) - (SEPIOLIDAE)
- dispar, Sepiola dispar W.P.E.S. Rüppell, 1844 - syn of: Heteroteuthis dispar (W.P.E.S. Rüppell, 1844) - (SEPIOLIDAE)
- dispar, Parviturbo dispar F. Rubio, E. Rolán & J. Letourneux, 2015 - (SKENEIDAE)
- dispar, Decorochilina dispar (J. Perner, 1903 †) - (SOLENISCIDAE) (FOSSIL)
- dispar, Macrochilina dispar J. Perner, 1903 † - syn of: Decorochilina dispar (J. Perner, 1903 †) - (SOLENISCIDAE) (FOSSIL)
- dispar, Pisidium dispar V. Sterki, 1911 - syn of: Pisidium casertanum (Poli, 1791) - (SPHAERIIDAE)
- dispar, Scissulina dispar (T.A. Conrad, 1837) - (TELLINIDAE)
- dispar, Terebra dispar G.P. Deshayes, 1859 - (TEREBRIDAE)
- dispar, Jujubinus dispar M. Curini-Galletti, 1982 - (TROCHIDAE)
- dispar, Trochonema dispar W.J. Raymond, 1905 † - (TROCHONEMATIDAE) (FOSSIL)
- dispar, Unio dispar I. Lea, 1860 - syn of: Villosa lienosa (T.A. Conrad, 1834) - (UNIONIDAE)
- dispar, Coelocentrum dispar H.A. Pilsbry, 1902 - (UROCOPTIDAE)
- dispar, Gafrarium dispar (H.S. Holten, 1802) - (VENERIDAE)
- dispar, Venus dispar L.W. Dillwyn, 1817 - syn of: Gafrarium dispar (H.S. Holten, 1802) - (VENERIDAE)
- dispar expansa, Praenucula dispar expansa Pfab, 1934 † - syn of: Praenucula dispar (Barrande, 1881 †) - (PRAENUCULIDAE) (FOSSIL)
- dispar pseudopulvinatus, Glycymeris dispar pseudopulvinatus d'Orbigny, 1850 - (GLYCYMERIDIDAE)
- disparapex, Turbonilla disparapex A. Peñas & E. Rolán, 2010 - (PYRAMIDELLIDAE)
- disparata, Ferussacia disparata C.A. Westerlund, 1891 - (FERUSSACIIDAE)
- disparatus, Pecten disparatus Wood, 1882 † - (PECTINIDAE) (FOSSIL)
- disparila, Lupira disparila N.F. Sohl, 1964 † - (TURBINELLIDAE) (FOSSIL)
- disparile, Paradentalium disparile (A.V.M.D. D'Orbigny, 1847) - (DENTALIIDAE)
- Disparilia, Genus Disparilia † (CARDIIDA (unassigned)) (FOSSIL)
- disparilis, Acrocanites disparilis D. Korn & al., 2010 † - (ACROCANITIDAE) (FOSSIL)
- disparilis, Anadara disparilis (L.A. Reeve, 1844) - (ARCIDAE)
- disparilis, Mendax disparilis P.A. Maxwell, 1992 † - (CERITHIOPSIDAE) (FOSSIL)
- disparilis, Varicorbula disparilis A.V.M.D. D'Orbigny, 1853 † - syn of: Varicorbula limatula (T.A. Conrad, 1846 †) - (CORBULIDAE) (FOSSIL)
- disparilis, Helix disparilis C.M.F. Ancey, 1898 - (HELICIDAE)
- disparilis, Helix disparilis G.P. Deshayes, 1863 † - (HELICIDAE) (FOSSIL)
- disparilis, Pteromyrtea disparilis C.R. Laws, 1944 † - (LUCINIDAE) (FOSSIL)
- disparilis, Boreotrophon disparilis (W.H. Dall, 1891) - (MURICIDAE)
- disparilis, Nassarius disparilis (E.A. Smith, 1903) - (NASSARIIDAE)
- disparilis, Planpyrgiscus disparilis C.R. Laws, 1940 † - (PYRAMIDELLIDAE) (FOSSIL)
- disparilis, Odostomia disparilis A.E. Verrill, 1884 - (PYRAMIDELLIDAE)
- disparilis, Alvania disparilis T.A. de M. Monterosato, 1890 - (RISSOIDAE)
- disparilis, Obeliscus salleanus disparilis H.A. Pilsbry, 1906 - (SUBULINIDAE)
- disparilis, Vanikoro disparilis G.P. Deshayes, 1863 - (VANIKORIDAE)
- disparilis, Athleta disparilis (H.A. Rehder, 1969) - (VOLUTIDAE)
- disparis, Sinotaia quadrata disparis (P.M. Heude, 1890) - (VIVIPARIDAE)
- disparoides, Trophon disparoides R.O. Wilckens, 1912 † - (MURICIDAE) (FOSSIL)
- dispectata, Tromina dispectata R.K. Dell, 1990 - (BUCCINIDAE)
- dispersa, Amastra reticulata dispersa A. Hyatt & H.A. Pilsbry, 1911 - (AMASTRIDAE)
- dispersa, Bythinella dispersa P. Radoman, 1976 - (BYTHINELLIDAE)
- dispersa, Charopa dispersa (J. Gassies, 1863) - (CHAROPIDAE)
- dispersa, Mauritia depressa dispersa F.A. Schilder & M. Schilder, 1939 - (CYPRAEIDAE)
- dispersa, Hydroginella dispersa C.F. Laseron, 1957 - (MARGINELLIDAE)
- dispersa, Praenucula dispersa Tunnicliff † - (PRAENUCULIDAE) (FOSSIL)
- dispersa, Nesopupa dispersa C.M. Cooke & H.A. Pilsbry, 1920 - (VERTIGINIDAE)
- dispersus, Leptochiton dispersus P. Kaas, 1985 - (LEPTOCHITONIDAE)
- Disphenoceras, Genus Disphenoceras † (ENDOCERIDA (unassigned)) (FOSSIL)
- dispiralis, Gymnothilda dispiralis Grundel, 1997 † - (MATHILDIDAE) (FOSSIL)
- dispiralis, Sinotaia dispiralis (P.M. Heude, 1890) - (VIVIPARIDAE)
- dispoliata, Dentimargo dispoliata A.R.J.B. Bavay, 1922 - (MARGINELLIDAE)
- disposita, Etremopsis disposita C.R. Laws, 1944 † - (CLATHURELLIDAE) (FOSSIL)
- disposita, Pyrgulina disposita Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- dispositus, Helicarion dispositus T. Iredale, 1941 - (HELICARIONIDAE)
- Dispotaea, Subgenus Crucibulum (Dispotaea) Say, 1824 † (CALYPTRAEIDAE) (FOSSIL)
- Dispotaea, syn of: Genus Crepidula J.B.P.A. Lamarck, 1799 (CALYPTRAEIDAE)
- disputabile, Arieticeras disputabile Fucini, 1908 † - (HILDOCERATIDAE) (FOSSIL)
- disputabile, Calliphylloceras disputabile (C.A. von Zittel, 1869 †) - (PHYLLOCERATIDAE) (FOSSIL)
- disputabile heterophylloides, Calliphylloceras disputabile heterophylloides (Oppel, 1856 †) - (PHYLLOCERATIDAE) (FOSSIL)
- disputabilis, Trochacanthus disputabilis (Uhlig, 1881 †) - (ARCHAEOGASTROPODA (unassigned)) (FOSSIL)
- disputabilis, Sluha disputabilis Barrande, 1881 † - syn of: Sluha kosoviensis Barrande, 1881 † - (MALLETIIDAE) (FOSSIL)
- disputata, Undularia disputata E.A.L. Kittl, 1899 † - (PROTORCULIDAE) (FOSSIL)
- disrupta, Callista disrupta (G.B. II Sowerby, 1853) - (VENERIDAE)
- dissecta, Notocypraea dissecta T. Iredale, 1931 - (CYPRAEIDAE)
- dissecta, Polygyra dissecta E.C. Von Martens, 1892 - (POLYGYRIDAE)
- disseminata, Wilmattina disseminata (H.B. Preston, 1913) - (STREPTAXIDAE)
- dissensa, Surojupiteria dissensa J.D. Stilwell & Zinsmeister, 1992 † - (NUCULANIDAE) (FOSSIL)
- dissensa, Parthenina dissensa Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- dissensionis, Pyrgulina dissensionis Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- Dissentoma, syn of: Genus Monoplex G. Perry, 1811 (RANELLIDAE)
- dissidepictum, Agnocardia dissidepictum (W.P. Woodring, 1925 †) - (CARDIIDAE) (FOSSIL)
- Dissidoceras, Genus Dissidoceras Zhuravleva, 1964 † (DISSIDOCERATIDAE) (FOSSIL)
- DISSIDOCERATIDAE Zhuravleva, 1994 † - Family (CEPHALOPODA-NAUTILOIDEA-ORTHOCERATOIDEA-DISSIDOCERIDA) (FOSSIL)
- dissimila, Strophiops dissimila C.J. Maynard & W.F. Clapp, 1920 - (CERIONIDAE)
- dissimile, Dentalium dissimile R.J.L. Guppy, 1866 † - (DENTALIIDAE) (FOSSIL)
- dissimile ponderosum, Dentalium dissimile ponderosum W.M. Gabb, 1873 - (DENTALIIDAE)
- dissimiliceps, Amastra nubifera dissimiliceps A. Hyatt & H.A. Pilsbry, 1911 - (AMASTRIDAE)
- dissimilis, Acanthochitona dissimilis Is. Taki & Iw. Taki, 1931 - (ACANTHOCHITONIDAE)
- dissimilis, Dissimilites dissimilis (A.V.M.D. D'Orbigny, 1842 †) - (ACRIOCERATIDAE) (FOSSIL)
- dissimilis, Leptachatina coruscans dissimilis C.M. Cooke, 1910 - (AMASTRIDAE)
- dissimilis, Barbatia dissimilis R. Tate, 1886 † - (ARCIDAE) (FOSSIL)
- dissimilis, Limipecten dissimilis (J. Fleming, 1828 †) - (AVICULOPECTINIDAE) (FOSSIL)
- dissimilis, Belaturricula dissimilis (R.B. Watson, 1886) - (BORSONIIDAE)
- dissimilis, Bradybaena dissimilis (C.G. Semper, 1877) - (BRADYBAENIDAE)
- dissimilis, Seila dissimilis H.H. Suter, 1908 - syn of: Specula styliformis (H.H. Suter, 1908) - (CERITHIOPSIDAE)
- dissimilis, Amphidoxa dissimilis (A.V.M.D. D'Orbigny, 1837) - (CHAROPIDAE)
- dissimilis, Solatopupa dissimilis C.A. Westerlund, 1887 - syn of: Solatopupa similis (J.G. Bruguière, 1792) - (CHONDRINIDAE)
- dissimilis, Astyris dissimilis W. Stimpson, 1851 - syn of: Astyris lunata (T. Say, 1826) - (COLUMBELLIDAE)
- dissimilis, Macrocypraea zebra dissimilis (F.A. Schilder, 1924) - (CYPRAEIDAE)
- dissimilis, Atreta dissimilis R. Tate 1886 † - (DIMYIDAE) (FOSSIL)
- dissimilis, Arinia dissimilis H.A. Pilsbry, 1934 - (DIPLOMMATINIDAE)
- dissimilis, Splendrillia dissimilis P.J. Fallon, 2016 - (DRILLIIDAE)
- dissimilis, Pseudonapaeus dissimilis E.C. Von Martens, 1882 - syn of: Pseudonapaeus albiplicatus (E.C. Von Martens, 1874) - (ENIDAE)
- dissimilis, Epigrus dissimilis R.B. Watson, 1886 - syn of: Epigrus cylindraceus (J.E. Tenison-Woods, 1878) - (EPIGRIDAE)
- dissimilis, Eulima dissimilis R.B. Watson, 1886 - syn of: Epigrus cylindraceus (J.E. Tenison-Woods, 1878) - (EULIMIDAE)
- dissimilis, Fusus dissimilis G.P. Deshayes, 1864 † - syn of: Coluzea dissimilis (G.P. Deshayes, 1864 †) - (FASCIOLARIIDAE) (FOSSIL)
- dissimilis, Glycymeris dissimilis G.P. Deshayes, 1858 † - (GLYCYMERIDIDAE) (FOSSIL)
- dissimilis, Mactra dissimilis L.A. Reeve, 1845 - (MACTRIDAE)
- dissimilis, Lutraria dissimilis L.A. Reeve, 1854 - syn of: Lutraria rhynchaena I.H. Jonas, 1844 - (MACTRIDAE)
- dissimilis, Dentimargo dissimilis (G.P. Deshayes, 1865 †) - (MARGINELLIDAE) (FOSSIL)
- dissimilis, Otapiria dissimilis (Cox, 1878 †) - (MONOTIDAE) (FOSSIL)
- dissimilis, Myadoropsis dissimilis T. Habe, 1960 - (MYOCHAMIDAE)
- dissimilis, Nassa dissimilis R.B. Watson, 1882 † - syn of: Tritia ephamilla (R.B. Watson, 1882 †) - (NASSARIIDAE) (FOSSIL)
- dissimilis, Vernelia dissimilis Böhm, 1895 † - (NATICOPSIDAE) (FOSSIL)
- dissimilis, Specula dissimilis H.H. Suter, 1908 - syn of: Specula styliformis (H.H. Suter, 1908) - (NEWTONIELLIDAE)
- dissimilis, Euvaricella biplicatula dissimilis (H.A. Pilsbry, 1909) - (OLEACINIDAE)
- dissimilis, Pandora dissimilis G.B. III Sowerby, 1894 - (PANDORIDAE)
- dissimilis, Mimachlamys dissimilis (R.P. Montrouzier, 1858) - (PECTINIDAE)
- dissimilis, Tricolia dissimilis G.P. Deshayes, 1863 † - (PHASIANELLIDAE) (FOSSIL)
- dissimilis, Phasianella dissimilis G.P. Deshayes, 1881 † - (PHASIANELLIDAE) (FOSSIL)
- dissimilis, Kleinella dissimilis N. Tiberi, 1868 - syn of: Euparthenia bulinea (R.T. Lowe, 1841) - (PYRAMIDELLIDAE)
- dissimilis, Odostomia dissimilis N. Tiberi, 1868 - syn of: Euparthenia bulinea (R.T. Lowe, 1841) - (PYRAMIDELLIDAE)
- dissimilis, Rissoa dissimilis Harmer † - (RISSOIDAE) (FOSSIL)
- dissimilis, Kittliconcha dissimilis F. Haas, 1953 † - (SETTSASSIIDAE) (FOSSIL)
- dissimilis, Tellina dissimilis (G.P. Deshayes, 1855) - (TELLINIDAE)
- dissimilis, Pharaonella dissimilis G.P. Deshayes, 1855 - syn of: Tellina dissimilis (G.P. Deshayes, 1855) - (TELLINIDAE)
- dissimilis, Thracia dissimilis R.J.L. Guppy, 1869 - syn of: Cyathodonta rugosa (J.B.P.A. Lamarck, 1818) - (THRACIIDAE)
- dissimilis, Cleotrivia dissimilis D. Fehse, 2015 - (TRIVIIDAE)
- dissimilis, Coluzea dissimilis (G.P. Deshayes, 1864 †) - (TURBINELLIDAE) (FOSSIL)
- dissimilis, Chesaclava dissimilis (T.A. Conrad, 1830 †) - (TURRIDAE) (FOSSIL)
- dissimilis, Pleurotoma dissimilis R.B. Watson, 1886 - syn of: Belaturricula dissimilis (R.B. Watson, 1886) - (TURRIDAE)
- dissimilis, Unio dissimilis I. Lea, 1872 - syn of: Unio abbevillensis I. Lea, 1857 - (UNIONIDAE)
- dissimilis, Leidyula dissimilis (T.D.A. Cockerell, 1892) - (VERONICELLIDAE)
- dissimilis, Idiopoma dissimilis (O.F. Müller, 1774) - (VIVIPARIDAE)
- dissimilis, Peculator dissimilis A.W.B. Powell, 1937 - syn of: Peculator hedleyi (R. Murdoch, 1905) - (VOLUTOMITRIDAE)
- dissimilis, Yoldiella dissimilis A.E. Verrill & K.J. Bush, 1898 - (YOLDIIDAE)
- dissimilis ceylanica, Idiopoma dissimilis ceylanica (W.L.H. Dohrn, 1853) - (VIVIPARIDAE)
- dissimilis ocharacea, Mactra dissimilis ocharacea E.C. Von Martens, 1880 - syn of: Mactra ochracea E.C. Von Martens, 1880 - (MACTRIDAE)
- dissimiliter, Pyrgulina dissimiliter Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- Dissimilites, Genus Dissimilites Sarkar , 1954 † (ACRIOCERATIDAE) (FOSSIL)
- dissimulans, Aeropictus dissimulans (H.B. Preston, 1909) - (AMPHIBULIMIDAE)
- dissimulans, Bulimus dissimulans H.B. Preston, 1909 - syn of: Aeropictus dissimulans (H.B. Preston, 1909) - (BULIMULIDAE)
- dissimulans, Alcadia dissimulans (F. Poey, 1857) - (HELICINIDAE)
- dissimulans, Monacha dissimulans I. Pintér, 1968 - (HYGROMIIDAE)
- dissimulans, Coralliophila dissimulans H.B. Preston, 1904 - syn of: Pascula ozenneana (J.C.H. Crosse, 1861) - (MURICIDAE)
- dissimulatrix, Villmaria dissimulatrix Whidborne, 1892 † - syn of: Villmaria victrix (Whidborne, 1889 †) - (GOSSELETINIDAE) (FOSSIL)
- dissimulatrix, Pleurotomaria dissimulatrix Whidborne, 1889 † - syn of: Villmaria victrix (Whidborne, 1889 †) - (PLEUROTOMARIIDAE) (FOSSIL)
- dissipata, Albinaria krueperi dissipata (O. Böttger, 1878) - (CLAUSILIIDAE)
- dissita, Helix dissita G.P. Deshayes, 1850 - (HELICIDAE)
- dissita, Gervillia dissita White, 1887 † - (MYALINIDAE) (FOSSIL)
- dissitum, Hemicerithium dissitum (C.L.F. von Sandberger, 1858 †) - (CERITHIIDAE) (FOSSIL)
- dissitus, Viviparus pachystoma dissitus Kókay, 2006 † - (VIVIPARIDAE) (FOSSIL)
- Dissochilus, Genus Dissochilus A.E.M. Cossmann, 1888 (LITTORINIDAE)
- dissociata, Cuspidaria dissociata R. Sturany, 1899 - (CUSPIDARIIDAE)
- dissociata, Syrnola dissociata A. Peñas & E. Rolán, 2016 - (PYRAMIDELLIDAE)
- dissoluta, Scalaria dissoluta P. Fischer in É.A.A. Locard, 1897 - syn of: Eccliseogyra nitida (A.E. Verrill & S. Smith in A.E. Verrill, 1885) - (EPITONIIDAE)
- dissoluta, Euomphalus dissoluta K.E.I. von Eichwald, 1859 † - syn of: Pachystrophia devexa (K.E.I. von Eichwald, 1859 †) - (EUOMPHALIDAE) (FOSSIL)
- dissoluta, Pachystrophia dissoluta E.F.R.K. Koken & J. Perner, 1925 † - syn of: Pachystrophia devexa (K.E.I. von Eichwald, 1859 †) - (HOLOPEIDAE) (FOSSIL)
- dissoluta, Ceratia dissoluta Weichmann, 1874 † - (IRAVADIIDAE) (FOSSIL)
- dissoluta, Oenopota dissoluta (M. Yokoyama, 1926) - (MANGELIIDAE)
- dissoluta, Eccliseogyra dissoluta P. Fischer in É.A.A. Locard, 1897 - syn of: Eccliseogyra nitida (A.E. Verrill & S. Smith in A.E. Verrill, 1885) - (NYSTIELLIDAE)
- dissona, Haliotis dissona (T. Iredale, 1929) - (HALIOTIDAE)
- Dissona, Genus Dissona J. Cate, 1973 (OVULIDAE)
- dissona, Diplodonta dissona A.A. Olsson, 1928 † - (UNGULINIDAE) (FOSSIL)
- Dissonia, syn of: Genus Dissona J. Cate, 1973 (OVULIDAE)
- Dissopalia, syn of: Genus Bouryiscala A.E.M. Cossmann, 1902 (TOFANELLIDAE)
- Dissoroceras, Genus Dissoroceras Buckman, 1902 † (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- Dissostoma, Genus Dissostoma A.E.M. Cossmann, 1888 (POMATIIDAE)
- dissotropis, Aphanoconia dissotropis (C.M.F. Ancey) - (HELICINIDAE)
- Dissotropis, Subgenus Anisospira (Dissotropis) P. Bartsch, 1906 (UROCOPTIDAE)
- distans, Leptohamulina distans (Uhlig, 1883 †) - (ANAHAMULINIDAE) (FOSSIL)
- distans, Barbatia distans G.P. Deshayes, 1858 † - (ARCIDAE) (FOSSIL)
- distans, Astarte distans T.A. Conrad, 1862 † - (ASTARTIDAE) (FOSSIL)
- distans, Belemnites distans Raspail, 1829 † - syn of: Duvalia binervia (Raspail, 1829 †) - (BELEMNITELLIDAE) (FOSSIL)
- distans, Boiotremus distans (J. Perner, 1903 †) - (BUCANIIDAE) (FOSSIL)
- distans, Chauvetia distans P.G. Oliver & E. Rolán, 2009 - (BUCCINIDAE)
- distans, Hesperisternia distans G.J. Vermeij, 2006 † - (BUCCINIDAE) (FOSSIL)
- distans, Calliostoma distans T.A. Conrad, 1862 † - (CALLIOSTOMATIDAE) (FOSSIL)
- distans, Cerastua distans L. Pfeiffer - (CERASTUIDAE)
- distans, Chama distans G.P. Deshayes, 1858 † - (CHAMIDAE) (FOSSIL)
- distans, Albinaria teres distans (L. Pfeiffer, 1864) - (CLAUSILIIDAE)
- distans, Fraterconus distans (C.H. Hwass in J.G. Bruguière, 1792) - (CONIDAE)
- distans, Exelissa distans A.E.M. Cossmann, 1913 † - (CRYPTAULACIDAE) (FOSSIL)
- distans, Mirascapha distans (G.P. Deshayes, 1862 †) - (CYLICHNIDAE) (FOSSIL)
- distans, Palmadusta contaminata distans F.A. Schilder & M. Schilder, 1938 - (CYPRAEIDAE)
- distans, Nesophila distans (W.H. Pease, 1866) - (ENDODONTIDAE)
- distans, Drilluta distans (T.A. Conrad, 1860 †) - (FASCIOLARIIDAE) (FOSSIL)
- distans, Fasciolaria distans J.B.P.A. Lamarck, 1822 - syn of: Cinctura lilium (Fischer, 1807) - (FASCIOLARIIDAE)
- distans, Fasciolaria distans J.B.P.A. Lamarck, 1822 - syn of: Cinctura lilium (Fischer, 1807) - (FASCIOLARIIDAE)
- distans, Fusus distans J.B.P.A. Lamarck, 1822 - syn of: Fusinus ansatus (J.F. Gmelin, 1791) - (FASCIOLARIIDAE)
- distans, Ficus distans J. de C. Sowerby, 1846 † - (FICIDAE) (FOSSIL)
- distans, Cuthona distans N.H. Odhner, 1922 - (FIONIDAE)
- distans, Helix distans W.H. Pease, 1866 - syn of: Nesophila distans (W.H. Pease, 1866) - (HELICIDAE)
- distans, Josephinella subzonata distans (E.C. Von Martens, 1876) - (HELICIDAE)
- distans, Aturoidea distans Teichert, 1943 † - (HERCOGLOSSIDAE) (FOSSIL)
- distans, Dumortieria distans (Buckman, 1890 †) - (HILDOCERATIDAE) (FOSSIL)
- distans, Pleydellia distans Buckman, 1890 † - syn of: Dumortieria distans (Buckman, 1890 †) - (HILDOCERATIDAE) (FOSSIL)
- distans, Virgatosphinctoides distans (Neaverson) † - (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- distans, Favartia distans (G.P. Deshayes, 1835 †) - (MURICIDAE) (FOSSIL)
- distans, Lytospira distans (Billings, 1865 †) - (OPHILETIDAE) (FOSSIL)
- distans, Oriostoma distans (Lindström, 1884 †) - (ORIOSTOMATIDAE) (FOSSIL)
- distans, Parapatoceras distans (Baugier & Sauzé, 1843 †) - (PARKINSONIIDAE) (FOSSIL)
- distans, Pecten distans J.B.P.A. Lamarck, 1819 - syn of: Flexopecten glaber (C. Linnaeus, 1758) - (PECTINIDAE)
- distans, Sphinctoceras distans Neaverson † - (PERISPHINCTIDAE) (FOSSIL)
- distans, Pinna distans F.W. Hutton, 1873 - syn of: Atrina zelandica (J.E. Gray, 1835) - (PINNIDAE)
- distans, Cyclonema distans Lindström, 1884 † - syn of: Oriostoma distans (Lindström, 1884 †) - (PLATYCERATIDAE) (FOSSIL)
- distans, Sediliopsis distans (T.A. Conrad, 1862 †) - (PSEUDOMELATOMIDAE) (FOSSIL)
- distans, Rissoina distans (H.E. Anton, 1839) - (RISSOINIDAE)
- distans, Tellina distans G.P. Deshayes, 1857 † - (TELLINIDAE) (FOSSIL)
- distans, Trigonochlamys distans H.R. Simroth, 1912 - syn of: Trigonochlamys imitatrix O. Böttger, 1881 - (TRIGONOCHLAMYDIDAE)
- distans, Phorculus sulcatus distans (J.B.P.A. Lamarck, 1804 †) - (TROCHIDAE) (FOSSIL)
- distans, Vanikoro distans (C.A. Récluz, 1844) - (VANIKORIDAE)
- distans, Artemis distans G.B. II Sowerby, 1851 - syn of: Dosinia concentrica (I. von Born, 1778) - (VENERIDAE)
- distans, Venerupis distans J.B.P.A. Lamarck, 1818 - syn of: Irus carditoides J.B.P.A. Lamarck, 1818 - (VENERIDAE)
- distans, Venus distans R.A. Philippi, 1851 - syn of: Lirophora mariae (A.V.M.D. D'Orbigny, 1846) - (VENERIDAE)
- distans, Pupisoma distans G. Falkner, 1974 † - (VERTIGINIDAE) (FOSSIL)
- distans branhamae, Fasciolaria distans branhamae H.A. Rehder & R.T. Abbott, 1951 - syn of: Cinctura branhamae (H.A. Rehder & Abbott, 1951) - (FASCIOLARIIDAE)
- distanta, Isabellaria riedeli distanta M. Szekeres, 1999 - (CLAUSILIIDAE)
- distantelamellatus, Trophon distantelamellatus H. Strebel, 1908 - (MURICIDAE)
- distanter, Centralia tuba distanter C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- distantestriata, Rissoa similis distantestriata F. Nordsieck, 1972 - (RISSOIDAE)
- distantia, Gregoia distantia D. Fehse, 2015 - (TRIVIIDAE)
- distantum, Bambusoceras distantum (B.Z. Li, 1984 †) - (ELLESMEROCERIDA (unassigned)) (FOSSIL)
- Distefanella, Genus Distefanella Parona, 1901 † (RADIOLITIDAE) (FOSSIL)
- distefanoi, Palermites distefanoi (C. Gemmellaro, 1887 †) - (ADRIANITIDAE) (FOSSIL)
- distefanoi, Caprinula distefanoi Boehm, 1897 † - (CAPRINULIDAE) (FOSSIL)
- distefanoi, Caprotina distefanoi C.F. Parona, 1933 † - (CAPROTINIDAE) (FOSSIL)
- distefanoi, Cenoceras distefanoi (C. Gemmellaro, 1911 †) - (CENOCERATIDAE) (FOSSIL)
- distefanoi, Pterygochiton distefanoi Fucini, 1912 † - (MOPALIIDAE) (FOSSIL)
- distefanoi, Mangoldiceras distefanoi Yin & D.M. Chandler, 2016 † - (MORPHOCERATIDAE) (FOSSIL)
- distefanoi, Nautilus distefanoi C. Gemmellaro, 1911 † - syn of: Cenoceras distefanoi (C. Gemmellaro, 1911 †) - (NAUTILIDAE) (FOSSIL)
- Distellifer, syn of: Genus Astralium J.H.F. Link, 1807 (TURBINIDAE)
- Distemnostoma, syn of: Subgenus Platyceras (Visitator) Perner, 1911 † (PLATYCERATIDAE) (FOSSIL)
- distenoseptum, Anhuiceras distenoseptum B.Z. Li, 1984 † - (ELLESMEROCERIDA (unassigned)) (FOSSIL)
- distensa, Hemicycla distensa (A. Mousson, 1872) - (HELICIDAE)
- distensa, Bouryia distensa A.E.M. Cossmann, 1888 † - (POMATIOPSIDAE) (FOSSIL)
- distensus, Bucanotheca distensus Z.X. Qian & Yin, 1984 † - (ALLATHECIDAE) (FOSSIL)
- distentum, Buccinum distentum G. Perry, 1811 - (BUCCINIDAE)
- distephanotis, Coluzea distephanotis (J.C. Melvill, 1891) - (TURBINELLIDAE)
- Disteustoma, Genus Disteustoma T. Iredale, 1941 (CAMAENIDAE)
- disticha, Inglisella disticha J. Marwick, 1965 † - (CANCELLARIIDAE) (FOSSIL)
- disticha, Compsodrillia disticha P. Bartsch, 1934 - (PSEUDOMELATOMIDAE)
- Distichites, Genus Distichites Mojsisovics , 1893 † (DISTICHITIDAE) (FOSSIL)
- DISTICHITIDAE Diener, 1920 † - Family (CEPHALOPODA-AMMONOIDEA-CERATITIDA) (FOSSIL)
- Distichoceras, Genus Distichoceras Munier Chalmas, 1892 † (OPPELIIDAE) (FOSSIL)
- distichoicus, Glaucus distichoicus D'Orbigny, 1837 - syn of: Glaucus atlanticus F. Forster, 1777 - (GLAUCIDAE)
- Distichotyphis, Genus Distichotyphis A.M. Keen & G.B. Campbell, 1964 (MURICIDAE)
- distigmatus, Ischnochiton distigmatus A.F.B. Hull, 1924 - (ISCHNOCHITONIDAE)
- distincta, Limicolaria distincta S. Putzeys, 1898 - (ACHATINIDAE)
- distincta, Koratia distincta (L. Pfeiffer, 1850) - (ARIOPHANTIDAE)
- distincta, Admete distincta W. Leche, 1878 - syn of: Admete viridula (O. Fabricius, 1780) - (CANCELLARIIDAE)
- distincta, Alinda biplicata distincta (R. Sturany, 1894) - (CLAUSILIIDAE)
- distincta, Mitrella distincta W.H. Turton, 1932 - syn of: Columbellopsis pyramidalis (G.B. III Sowerby, 1894) - (COLUMBELLIDAE)
- distincta, Columbella distincta W.H. Turton, 1932 - syn of: Columbellopsis pyramidalis (G.B. III Sowerby, 1894) - (COLUMBELLIDAE)
- distincta, Austromitra distincta K.H.J. Thiele, 1925 - syn of: Austromitra analogica (L.A. Reeve, 1845) - (COSTELLARIIDAE)
- distincta, Polymesoda distincta G.P. Deshayes, 1857 † - (CYRENIDAE) (FOSSIL)
- distincta, Dreissena distincta N.I. Andrusov, 1897 - syn of: Dreissena rostriformis (G.P. Deshayes, 1838) - (DREISSENIDAE)
- distincta, Drillia distincta K.H.J. Thiele, 1925 - syn of: Drillia lignaria (G.B. III Sowerby, 1903) - (DRILLIIDAE)
- distincta, Cylindriscala distincta (E.A. Smith, 1891) - (EPITONIIDAE)
- distincta, Epitonium distincta E.A. Smith, 1891 - syn of: Cylindriscala distincta (E.A. Smith, 1891) - (EPITONIIDAE)
- distincta, Eulima distincta E.A. Smith, 1904 - (EULIMIDAE)
- distincta, Hemipolygona distincta (Adams, 1855) - (FASCIOLARIIDAE)
- distincta, Gastrochaena distincta L. de Folin, 1867 - syn of: Gastrochaena denticulata G.P. Deshayes, 1855 - (GASTROCHAENIDAE)
- distincta, Okenia distincta K. Baba, 1940 - (GONIODORIDIDAE)
- distincta, Halobia distincta Mojsisovics, 1874 † - (HALOBIIDAE) (FOSSIL)
- distincta, Raphistomina distincta Wilson, 1921 † - (HOLOPEIDAE) (FOSSIL)
- distincta, Worthenia distincta E.A.L. Kittl, 1894 † - (LOPHOSPIRIDAE) (FOSSIL)
- distincta, Neritaria distincta F. Haas, 1953 † - (NERITARIIDAE) (FOSSIL)
- distincta, Turbonitella distincta E.A.L. Kittl, 1894 † - syn of: Trachynerita distincta (E.A.L. Kittl, 1894 †) - (NERITOPSIDAE) (FOSSIL)
- distincta, Nucula distincta W.H. Turton, 1932 - (NUCULIDAE)
- distincta, Nodosoclymenia distincta Czarnocki, 1989 † - (PLATYCLYMENIIDAE) (FOSSIL)
- distincta, Trachynerita distincta (E.A.L. Kittl, 1894 †) - (PLEUROCERIIDAE) (FOSSIL)
- distincta, Eutudora transitoria distincta (C. de la Torre & P. Bartsch, 1941) - (POMATIIDAE)
- distincta, Turbonilla distincta W.H. Turton, 1932 - (PYRAMIDELLIDAE)
- distincta, Neopleurotomoides distincta P. Bouchet & A. Warén, 1980 - (RAPHITOMIDAE)
- distincta, Eubela distincta K.H.J. Thiele, 1925 - (RAPHITOMIDAE)
- distincta, Cingula distincta (W.H. Turton, 1932) - (RISSOIDAE)
- distincta, Eosolariella distincta F. Haas, 1953 † - (SOLARIELLIDAE) (FOSSIL)
- distincta, Parvedentulina distincta K.C. Emberton, 2002 - (STREPTAXIDAE)
- distincta, Coxitrigonia distincta (Kitchin, 1903) † - (TRIGONIIDAE) (FOSSIL)
- distincta, Triphora distincta G.P. Deshayes, 1863 - (TRIPHORIDAE)
- distincta, Marionia distincta L.S.R. Bergh, 1905 - (TRITONIIDAE)
- distincta, Psoronaias distincta (J.C.H. Crosse & P.H. Fischer, 1893) - (UNIONIDAE)
- distincta, Sagracoptis distincta (J. Gundlach in R. Arango, 1876) - (UROCOPTIDAE)
- distincta, Pitar distincta G.P. Deshayes, 1857 † - (VENERIDAE) (FOSSIL)
- distincta, Zidona dufresnei distincta (F. Lahille, 1895) - (VOLUTIDAE)
- distincta mendozana, Sagracoptis distincta mendozana C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- distincta neptunus, Koratia distincta neptunus (L. Pfeiffer, 1854) - (ARIOPHANTIDAE)
- distincta pernobilis, Koratia distincta pernobilis (A.E.J. Férussac, 1821) - (ARIOPHANTIDAE)
- distinctior, Alinda biplicata distinctior (A.J. Wagner, 1914) - (CLAUSILIIDAE)
- distinctis, Cerithium bronnii distinctis K.E.I. von Eichwald, 1853 † - (CERITHIIDAE) (FOSSIL)
- distinctissimus, Euthriofusus distinctissimus (J.F. Bayan, 1870 †) - (FASCIOLARIIDAE) (FOSSIL)
- distinctus, Arcestes distinctus (Giebel, 1852 †) - (ARCESTIDAE) (FOSSIL)
- distinctus, Arion distinctus (J.F. Mabille, 1868) - (ARIONIDAE)
- distinctus, Kobeltia distinctus J.F. Mabille, 1868 - syn of: Arion distinctus (J.F. Mabille, 1868) - (ARIONIDAE)
- distinctus, Bothriembryon distinctus T. Iredale, 1939 - (BOTHRIEMBRYONTIDAE)
- distinctus, Colus distinctus (A.H.E. Beyrich, 1856 †) - (BUCCINIDAE) (FOSSIL)
- distinctus, Alycaeus distinctus H.H. Godwin-Austen, 1893 - (CYCLOPHORIDAE)
- distinctus, Latirus distinctus A. Adams, 1855 - syn of: Hemipolygona carinifera (J.B.P.A. Lamarck, 1816) - (FASCIOLARIIDAE)
- distinctus, Gryphochiton distinctus Hoare & al., 2002 † - (GRYPHOCHITONIDAE) (FOSSIL)
- distinctus, Murex distinctus G.J. De Cristofori & G. Jan, 1832 - syn of: Dermomurex scalaroides (H.M.D. de Blainville, 1826) - (MURICIDAE)
- distinctus, Cyclopecten distinctus (E.A. Smith, 1885) - (PROPEAMUSSIIDAE)
- distinctus elatus, Takia distinctus elatus F. Settepassi, 1970 - syn of: Dermomurex scalaroides (H.M.D. de Blainville, 1826) - (MURICIDAE)
- distinctus elongatus, Takia distinctus elongatus F. Settepassi, 1970 - syn of: Dermomurex scalaroides (H.M.D. de Blainville, 1826) - (MURICIDAE)
- distingenda, Thais distingenda R.W. Dunker & J. Zelebor, 1866 - syn of: Thalessa savignyi (G.P. Deshayes, 1844) - (MURICIDAE)
- distinguenda, Laeocathaica distinguenda (O.F. von Möllendorff, 1899) - (BRADYBAENIDAE)
- distinguenda, Massyla distinguenda R.E. Petit, 1970 † - (CANCELLARIIDAE) (FOSSIL)
- distinguenda, Erosaria turdus distinguenda (J.B.P.A. Lamarck, 1810) - (CYPRAEIDAE)
- distinguenda, Benedictia distinguenda (W.A. Lindholm, 1924) - (LITHOGLYPHIDAE)
- distinguenda, Codakia distinguenda (G.W. Tryon, 1872) - (LUCINIDAE)
- distinguenda, Lucina distinguenda G.W. Tryon, 1872 - syn of: Codakia distinguenda (G.W. Tryon, 1872) - (LUCINIDAE)
- distinguenda, Purpura distinguenda R.W. Dunker, 1866 - syn of: Thalessa virgata (L.W. Dillwyn, 1817) - (MURICIDAE)
- distinguenda, Thalessa distinguenda R.W. Dunker, 1866 - syn of: Thalessa virgata (L.W. Dillwyn, 1817) - (MURICIDAE)
- distinguenda, Thais distinguenda R.W. Dunker, 1866 - syn of: Thalessa virgata (L.W. Dillwyn, 1817) - (MURICIDAE)
- distinguenda, Palaeoxestina distinguenda G.J. Pfeffer, 1929 † - (PALAEOXESTINIDAE) (FOSSIL)
- distinguenda, Physa distinguenda G.W. Tryon, 1865 - syn of: Haitia mexicana (R.A. Philippi, 1841) - (PHYSIDAE)
- distinguenda, Segmentina distinguenda (P.V. Gredler, 1859) - (PLANORBIDAE)
- distinguenda, Stenomelania distinguenda (A. Brot) - (THIARIDAE)
- distinguenda, Iniforis distinguenda (R.W. Dunker, 1881) - (TRIPHORIDAE)
- distinguenda, Tapes distinguenda E. Fischer-Piette & É. Lamy, 1939 - syn of: Tapes literatus (C. Linnaeus, 1758) - (VENERIDAE)
- distinguenda lamuana, Benedictia distinguenda lamuana T.Y. Sitnikova, 1987 - (LITHOGLYPHIDAE)
- distinguendum, Loxocardium distinguendum (Mayer-Eymar, 1890 †) - (CARDIIDAE) (FOSSIL)
- distinguendus, Unio distinguendus C.R. Böttger, 1912 - syn of: Unio arcuatus N.R. Bouchard-Chantereaux, 1838 - (UNIONIDAE)
- distira, Bowdenia distira W.H. Dall, 1903 † - (CUSPIDARIIDAE) (FOSSIL)
- Distoloceras, Genus Distoloceras Hyatt , 1900 † (NEOCOMITIDAE) (FOSSIL)
- Distomospira, syn of: Subgenus Holospira (Bostrichocentrum) H. Strebel & G.J. Pfeffer, 1880 (UROCOPTIDAE)
- Distophora, syn of: Genus Teretriphora H.J. Finlay, 1927 (TRIPHORIDAE)
- Distorsia, syn of: Genus Distorsio P.F. Röding, 1798 (PERSONIDAE)
- Distorsio, Genus Distorsio P.F. Röding, 1798 (PERSONIDAE)
- Distorsionella, Genus Distorsionella A.G. Beu, 1978 (PERSONIDAE)
- Distorslo, syn of: Genus Distorsio P.F. Röding, 1798 (PERSONIDAE)
- Distorsomina, Genus Distorsomina A.G. Beu, 1998 (PERSONIDAE)
- Distorsus, syn of: Genus Distorsio P.F. Röding, 1798 (PERSONIDAE)
- distorta, Eudolichotis distorta (J.G. Bruguière, 1789) - (AMPHIBULIMIDAE)
- distorta, Angaria distorta C. Linnaeus, 1758 - syn of: Angaria delphinus (C. Linnaeus, 1758) - (ANGARIIDAE)
- distorta, Pietteia distorta Fischer, 1964 † - (APORRHAIDAE) (FOSSIL)
- distorta, Tessarolax distorta W.M. Gabb, 1864 † - (APORRHAIDAE) (FOSSIL)
- distorta, Bulimus distorta J.G. Bruguière, 1789 - syn of: Eudolichotis distorta (J.G. Bruguière, 1789) - (BULIMULIDAE)
- distorta, Cardita distorta L.A. Reeve, 1843 - (CARDITIDAE)
- distorta, Macroptychia distorta E. Neubert, 2002 - (CLAUSILIIDAE)
- distorta, Colubraria distorta G.H. Schubert & A.J. Wagner - syn of: Colubraria tortuosa (L.A. Reeve, 1844) - (COLUBRARIIDAE)
- distorta, Cyamiomactra distorta C.F. Laseron, 1953 - (CYAMIIDAE)
- distorta, Lyncina distorta T. Iredale, 1935 - syn of: Lyncina vitellus (C. Linnaeus, 1758) - (CYPRAEIDAE)
- distorta, Arinia distorta J.J. Vermeulen, 1996 - (DIPLOMMATINIDAE)
- distorta, Melanella distorta E.G. Vanatta, 1899 - (EULIMIDAE)
- distorta, Melanella distorta J.L.M. Defrance, 1823 † - (EULIMIDAE) (FOSSIL)
- distorta, Eulima distorta (G.P. Deshayes, 1823) - (EULIMIDAE)
- distorta, Eulima distorta W.H. Pease, 1860 - syn of: Hemiliostraca peasei (G.W. Tryon, 1886) - (EULIMIDAE)
- distorta, Vitreolina distorta R.A. Philippi, 1836 - syn of: Vitreolina philippi (A.G. de Rayneval & G. Ponzi, 1854) - (EULIMIDAE)
- distorta, Hemiliostraca distorta W.H. Pease, 1860 - syn of: Hemiliostraca peasei (G.W. Tryon, 1886) - (EULIMIDAE)
- distorta, Hiatella distorta T. Say, 1822 - syn of: Hiatella arctica (C. Linnaeus, 1767) - (HIATELLIDAE)
- distorta, Lozouetia distorta R. von Cosel, 1995 - (LASAEIDAE)
- distorta, Sardopaladilhia distorta E. Rolán & A. Martínez-Ortí, 2003 - (MOITESSIERIIDAE)
- distorta, Mya distorta G. Montagu, 1803 - syn of: Thracia distorta (G. Montagu, 1803) - (MYIDAE)
- distorta, Nassa distorta A. Adams, 1852 - syn of: Nassarius distortus (A. Adams, 1852) - (NASSARIIDAE)
- distorta, Ostrea distorta J. de C. Sowerby † - (OSTREIDAE) (FOSSIL)
- distorta, Parawocklumeria distorta (Tietze, 1871 †) - (PARAWOCKLUMERIIDAE) (FOSSIL)
- distorta, Hinnites distorta E.M. Da Costa, 1778 - syn of: Talochlamys pusio distorta (E.M. Da Costa, 1778) - (PECTINIDAE)
- distorta, Chlamys distorta da Costa, 1778 † - syn of: Talochlamys pulleiniana (R. Tate, 1887 †) - (PECTINIDAE) (FOSSIL)
- distorta, Talochlamys pusio distorta (E.M. Da Costa, 1778) - (PECTINIDAE)
- Distorta, syn of: Genus Distorsio P.F. Röding, 1798 (PERSONIDAE)
- distorta, Triumphis distorta (W. Wood, 1828) - (PSEUDOLIVIDAE)
- distorta, Bouchetmella distorta A. Peñas & E. Rolán, 2016 - (PYRAMIDELLIDAE)
- distorta, Stenothyroides distorta (Š. Brusina, 1902 †) - (STENOTHYRIDAE) (FOSSIL)
- distorta, Atlantella distorta (G.S. Poli, 1791) - (TELLINIDAE)
- distorta, Thracia distorta (G. Montagu, 1803) - (THRACIIDAE)
- distorta, Teretriphora distorta (C.F. Laseron, 1958) - (TRIPHORIDAE)
- distorta, Tetrentodon distorta C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- distorta aoteana, Cardita distorta aoteana H.J. Finlay, 1927 - (CARDITIDAE)
- distorta bisuturalis, Eudolichotis distorta bisuturalis (H.A. Pilsbry, 1896) - (AMPHIBULIMIDAE)
- distorta bisuturalis, Auris distorta bisuturalis H.A. Pilsbry, 1896 - syn of: Eudolichotis distorta bisuturalis (H.A. Pilsbry, 1896) - (BULIMULIDAE)
- distorta gracilis, Eudolichotis distorta gracilis H.A. Pilsbry, 1896 - (AMPHIBULIMIDAE)
- distorta gracilis, Eulima distorta gracilis E. Forbes & S.C.T. Hanley, 1853 - syn of: Eulima pyramidalis (G.B. II Sowerby, 1866) - (EULIMIDAE)
- distorta guairensis, Eudolichotis distorta guairensis (F.P. Jousseaume, 1889) - (AMPHIBULIMIDAE)
- distorta panamensis, Eudolichotis distorta panamensis (H.A. Pilsbry, 1910) - (AMPHIBULIMIDAE)
- distorta panamensis, Auris distorta panamensis H.A. Pilsbry, 1910 - syn of: Eudolichotis distorta panamensis (H.A. Pilsbry, 1910) - (BULIMULIDAE)
- distorta sublaevis, Eudolichotis distorta sublaevis H.A. Pilsbry, 1896 - (AMPHIBULIMIDAE)
- Distortio, syn of: Genus Distorsio P.F. Röding, 1798 (PERSONIDAE)
- Distortiphaedusa, Subgenus Oospira (Distortiphaedusa) J. Grego & M. Szekeres, 2011 (CLAUSILIIDAE)
- Distortrix, syn of: Genus Distorsio P.F. Röding, 1798 (PERSONIDAE)
- distortum, Buccinum distortum W. Wood, 1828 - syn of: Triumphis distorta (W. Wood, 1828) - (BUCCINIDAE)
- distortum, Metorthonema distortum Erwin, 1988 † - (ORTHONEMIDAE) (FOSSIL)
- distortum, Cymatium distortum (G.B. Brocchi, 1814 †) - (RANELLIDAE) (FOSSIL)
- distortum, Cymatium distortum J.B.P.A. Lamarck, 1816 - syn of: Cymatium lotorium (C. Linnaeus, 1758) - (RANELLIDAE)
- distortum, Trochoceras distortum Barrande, 1865 † - syn of: Otomaroceras flexum (Barrande, 1865 †) - (RUTOCERATIDAE) (FOSSIL)
- distortus, Auris distortus (J.G. Bruguière) - (BULIMULIDAE)
- distortus, Crestjahitus distortus (Syssoiev, 1962 †) - (CRESTJAHITIDAE) (FOSSIL)
- distortus, Cryptoplax distortus Kirkby, 1859 † - syn of: Diadeloplax antiqua (Howse, 1848 †) - (CRYPTOPLACIDAE) (FOSSIL)
- distortus, Alycaeus distortus L.A. Reeve, 1851 - (CYCLOPHORIDAE)
- distortus, Goniatites distortus Tietze, 1871 † - syn of: Parawocklumeria distorta (Tietze, 1871 †) - (GONIATITIDAE) (FOSSIL)
- distortus, Nassarius distortus (A. Adams, 1852) - (NASSARIIDAE)
- distortus, Bukowskites distortus (Bukowski, 1887 †) - (OPPELIIDAE) (FOSSIL)
- distortus, Gyraulus distortus (A. Hyatt, 1880 ) - (PLANORBIDAE)
- distortus, Odontartemon distortus (I.H. Jonas, 1847) - (STREPTAXIDAE)
- distortus, Burithes distortus (A.V. Sysoev, 1962 †) - (SULCAVITIDAE) (FOSSIL)
- distortus, Turbo distortus C. Linnaeus, 1758 - syn of: Angaria delphinus (C. Linnaeus, 1758) - (TURBINIDAE)
- distortus lachrymosus, Nassarius distortus lachrymosus L.A. Reeve, 1853 - (NASSARIIDAE)
- distractum, Acrochordiceras distractum L. Waagen, 1895 † - syn of: Wasatchites distractus (L. Waagen, 1895 †) - (ACROCHORDICERATIDAE) (FOSSIL)
- distractum, Xanthomelon distractum T. Iredale, 1938 - (CAMAENIDAE)
- distractus, Wasatchites distractus (L. Waagen, 1895 †) - (PRIONITIDAE) (FOSSIL)
- Distriatostylus, Genus Distriatostylus Lardeux, 1969 † (UNDASTRIATOSTYLIOLINIDAE) (FOSSIL)
- distributa, Tardewocklumeria distributa (Czarnocki, 1989 †) - (PARAWOCKLUMERIIDAE) (FOSSIL)
- districta, Pyrgulina districta Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- Distrortix, syn of: Genus Distorsio P.F. Röding, 1798 (PERSONIDAE)
- distubula, Eusphairica distubula Hoare, 2000 † - (BRANSONIIDAE) (FOSSIL)
- Distugonia, Genus Distugonia T. Iredale, 1936 (MYIDAE)
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