- deobliqua, Grandipatula deobliqua Yu & Pan, 1982 † - (GRANDIPATULIDAE) (FOSSIL)
- deobrigana, Trochulus deobrigana G. Servain, 1880 - syn of: Trichia hispida (C. Linnaeus, 1758) - (HYGROMIIDAE)
- deornata, Peruvispira deornata (de Koninck, 1883 †) - (GOSSELETINIDAE) (FOSSIL)
- deornatum, Loxonema deornatum de Koninck, 1881 † - (LOXONEMATIDAE) (FOSSIL)
- depageana, Otala depageana (P.M. Pallary, 1923) - (HELICIDAE)
- depalmai, Xylophaga depalmai H. Turner, 2002 - (XYLOPHAGAIDAE)
- Depaoceras, syn of: Genus Graphoceras Buckman, 1902 † (GRAPHOCERATIDAE) (FOSSIL)
- deparcum, Endoceras deparcum Billings, 1859 † - (ENDOCERATIDAE) (FOSSIL)
- depasoapicata, Opanara depasoapicata G.A. Solem, 1976 - (ENDODONTIDAE)
- depauperata, Chama depauperata G.P. Deshayes, 1858 † - (CHAMIDAE) (FOSSIL)
- depauperata, Loosjesiella depauperata (R.T. Lowe, 1854) - (CLAUSILIIDAE)
- depauperata, Cypraea depauperata G.B. I Sowerby, 1832 - syn of: Pseudopusula depauperata (G.B. I Sowerby, 1832) - (CYPRAEIDAE)
- depauperata, Spirorbula depauperata (R.T. Lowe, 1831) - (HYGROMIIDAE)
- depauperata, Echyridella menziesii depauperata (F.W. Hutton, 1882) - (HYRIIDAE)
- depauperata, Lophospira depauperata J.W. Hall & A. Whitney, 1862 † - syn of: Lophospira ventricosa (J.W. Hall, 1847 †) - (LOPHOSPIRIDAE) (FOSSIL)
- depauperata, Muricopsis depauperata (G.P. Deshayes, 1835 †) - (MURICIDAE) (FOSSIL)
- depauperata, Nododelphinula depauperata (P. Morris & J. Lycett, 1851 †) - (NODODELPHINULIDAE) (FOSSIL)
- depauperata, Lycettitrigonia depauperata (J.H.F. Douvillé, 1916 †) - (RUTITRIGONIIDAE) (FOSSIL)
- depauperata, Trigonia depauperata J.H.F. Douvillé, 1916 † - syn of: Lycettitrigonia depauperata (J.H.F. Douvillé, 1916 †) - (TRIGONIIDAE) (FOSSIL)
- depauperata, Pseudopusula depauperata (G.B. I Sowerby, 1832) - (TRIVIIDAE)
- depauperata, Unio depauperata F.W. Hutton, 1882 - syn of: Echyridella menziesii depauperata (F.W. Hutton, 1882) - (UNIONIDAE)
- depauperatum, Bittium depauperatum R.B. Watson, 1897 - (CERITHIIDAE)
- depauperatum, Plectostoma depauperatum E.A. Smith, 1894 - (DIPLOMMATINIDAE)
- depauperatum maximum, Bittium depauperatum maximum F. Nordsieck, 1976 - syn of: Bittium depauperatum R.B. Watson, 1897 - (CERITHIIDAE)
- depauperatus, Bellerophon depauperatus R.M. Branson, 1930 † - (BELLEROPHONTIDAE) (FOSSIL)
- depauperatus, Ancylus depauperatus T.V. Wollaston, 1878 - syn of: Ancylus aduncus A.A. Gould, 1847 - (PLANORBIDAE)
- depauperatus, Canarium maculatum depauperatus (P. Dautzenberg & J.L. Bouge, 1933) - (STROMBIDAE)
- depauperatus, Volutospina depauperatus (Sowerby, 1823 †) - (VOLUTIDAE) (FOSSIL)
- deperdita, Polymesoda deperdita (J.B.P.A. Lamarck, 1806 †) - (CYRENIDAE) (FOSSIL)
- deperdita, Gibbolucina deperdita (O.G. Michelotti, 1861 †) - (LUCINIDAE) (FOSSIL)
- deperdita, Melanopsis deperdita M. de Serres, 1829 † - (MELANOPSIDAE) (FOSSIL)
- deperdita, Ferrissia deperdita (A.G. Desmarest, 1814 †) - (PLANORBIDAE) (FOSSIL)
- deperdita, Vulsella deperdita J.B.P.A. Lamarck, 1819 † - (PTERIIDAE) (FOSSIL)
- deperdita, Voluta deperdita G.A. Goldfuss, 1841 † - (VOLUTIDAE) (FOSSIL)
- deperdita oblonga, Ferrissia deperdita oblonga (S. Clessin, 1912 †) - (PLANORBIDAE) (FOSSIL)
- deperditolacustris, Acroloxus deperditolacustris (F. Gottschick, 1911 †) - (ACROLOXIDAE) (FOSSIL)
- deperditum, Ancylus deperditum D. Dupuy, 1850 - syn of: Ancylus fluviatilis O.F. Müller, 1774 - (PLANORBIDAE)
- deperditus, Conus deperditus J.G. Bruguière, 1792 † - (CONIDAE) (FOSSIL)
- deperditus, Conus deperditus H.H. Suter, 1917 † - syn of: Conolithes fracta Finlay, 1924 † - (CONIDAE) (FOSSIL)
- deperditus, Mytilus deperditus R. Tate, 1887 † - (MYTILIDAE) (FOSSIL)
- deperditus, Theodoxus deperditus (J. Almera, 1894 †) - (NERITIDAE) (FOSSIL)
- deperditus, Persististrombus deperditus (Sowerby, 1840 †) - (STROMBIDAE) (FOSSIL)
- deperditus coangustatus, Theodoxus deperditus coangustatus (J. Almera, 1894 †) - (NERITIDAE) (FOSSIL)
- deperditus emporitanus, Theodoxus deperditus emporitanus (J. Almera, 1894 †) - (NERITIDAE) (FOSSIL)
- depereti, Euaspidoceras depereti (Collot, 1917 †) - (ASPIDOCERATIDAE) (FOSSIL)
- depereti, Helix depereti É.A.A. Locard - syn of: Cornu aspersum (O.F. Müller, 1774) - (HELICIDAE)
- depereti, Belgrandia depereti (J.L. Nicolas, 1891) - (HYDROBIIDAE)
- depereti, Melanopsis depereti Boistel, 1898 † - (MELANOPSIDAE) (FOSSIL)
- Deperetia, syn of: Genus Pecten H.P.C. Mřller, 1776 (PECTINIDAE)
- depertitus, Persististrombus depertitus Sowerby, 1840 † - syn of: Persististrombus deperditus (Sowerby, 1840 †) - (STROMBIDAE) (FOSSIL)
- depexa, Mitra depexa G.P. Deshayes, 1834 - syn of: Pusia depexum (G.P. Deshayes, 1834) - (MITRIDAE)
- depexa, Anodonta depexa E.C. Von Martens, 1900 - syn of: Anodontites depexus (E.C. Von Martens, 1900) - (UNIONIDAE)
- depexum, Pusia depexum (G.P. Deshayes, 1834) - (COSTELLARIIDAE)
- depexus, Anodontites depexus (E.C. Von Martens, 1900) - (MYCETOPODIDAE)
- depicta, Acmaea depicta R.B. Hinds, 1842 - syn of: Tectura depicta (R.B. Hinds, 1842) - (ACMAEIDAE)
- depicta, Philinopsis depicta (S.A. Renier, 1807) - (AGLAJIDAE)
- depicta, Laminella alexandri depicta D.D. Baldwin, 1895 - (AMASTRIDAE)
- depicta, Tectura depicta (R.B. Hinds, 1842) - (LOTTIIDAE)
- depicta, Notoacmea depicta R.B. Hinds, 1842 - syn of: Tectura depicta (R.B. Hinds, 1842) - (LOTTIIDAE)
- depicta, Crisilla depicta (A. Manzoni, 1868) - (RISSOIDAE)
- depictum, Calliostoma depictum W.H. Dall, 1927 - (CALLIOSTOMATIDAE)
- depictus, Mesembrinus depictus (L.A. Reeve, 1849) - (BULIMULIDAE)
- depictus, Fusinus depictus G.B. II Sowerby, 1880 - syn of: Fusinus somaliensis K.R. Smythe & J.E. Chatfield, 1984 - (FASCIOLARIIDAE)
- depictus, Clanculus depictus A. Adams, 1854 - (TROCHIDAE)
- depictus, Jujubinus depictus G.P. Deshayes, 1835 - syn of: Jujubinus striatus depictus (G.P. Deshayes, 1835) - (TROCHIDAE)
- depictus, Jujubinus striatus depictus (G.P. Deshayes, 1835) - (TROCHIDAE)
- depictus ardens, Trochus depictus ardens G.R. Sulliotti, 1889 - syn of: Jujubinus striatus (C. Linnaeus, 1758) - (TROCHIDAE)
- depictus atrata, Trochus depictus atrata G.R. Sulliotti, 1889 - syn of: Jujubinus striatus (C. Linnaeus, 1758) - (TROCHIDAE)
- depictus elegans, Trochus depictus elegans G.R. Sulliotti, 1889 - syn of: Jujubinus striatus (C. Linnaeus, 1758) - (TROCHIDAE)
- depictus flava, Trochus depictus flava G.R. Sulliotti, 1889 - syn of: Jujubinus striatus (C. Linnaeus, 1758) - (TROCHIDAE)
- depictus funerea, Jujubinus depictus funerea G.R. Sulliotti, 1889 - syn of: Jujubinus striatus (C. Linnaeus, 1758) - (TROCHIDAE)
- depictus hieroglyphica, Jujubinus depictus hieroglyphica G.R. Sulliotti, 1889 - syn of: Jujubinus striatus (C. Linnaeus, 1758) - (TROCHIDAE)
- depictus ictericus, Mesembrinus depictus ictericus E.C. Von Martens, 1873 - (BULIMULIDAE)
- depictus ligata, Jujubinus depictus ligata G.R. Sulliotti, 1889 - syn of: Jujubinus striatus (C. Linnaeus, 1758) - (TROCHIDAE)
- depictus phasiana, Jujubinus depictus phasiana P.M. Pallary, 1906 - syn of: Jujubinus striatus (C. Linnaeus, 1758) - (TROCHIDAE)
- depilans, Aplysia depilans J.F. Gmelin, 1791 - (APLYSIIDAE)
- depilata, Helix depilata M. Paulucci, 1880 - syn of: Campylaea planospira setulosa (Briganti, 1825) - (HELICIDAE)
- depilatum, Stenotrema depilatum H.A. Pilsbry, 1895 - (POLYGYRIDAE)
- depilis, Macrochilina depilis (de Koninck, 1863 †) - (SOLENISCIDAE) (FOSSIL)
- depilis, Macrocheilus depilis de Koninck, 1863 † - syn of: Macrochilina depilis (de Koninck, 1863 †) - (SOLENISCIDAE) (FOSSIL)
- deplanata, Heteropecten deplanata (L. Waagen, 1881 †) - (HETEROPECTINIDAE) (FOSSIL)
- deplanata, Hypergonia deplanata J. Donald, 1895 † - (ORTHONEMIDAE) (FOSSIL)
- deplanata, Pseudomonotis deplanata L. Waagen 1881 † - (PSEUDOMONOTIDAE) (FOSSIL)
- deplanata, Anodonta deplanata H.T. von Gallenstein, 1852 - syn of: Anodonta cygnea (C. Linnaeus, 1758) - (UNIONIDAE)
- deplanatum, Protodrepanostoma involutum deplanatum (Jooss, 1911 †) - (HELICODONTIDAE) (FOSSIL)
- deplanatum, Astralium deplanatum J.H.F. Link, 1807 - syn of: Lithopoma phoebium (P.F. Röding, 1798) - (TURBINIDAE)
- deplanatus, Archaeozonites deplanatus Miller, 1907 † - (ARCHAEOZONITIDAE) (FOSSIL)
- deplanatus, Theobaldius deplanatus (L. Pfeiffer, 1854) - (CYCLOPHORIDAE)
- deplanatus, Nanichiton deplanatus B.I. Sirenko, 1975 - (LEPIDOCHITONIDAE)
- deplanatus, Pugilina morio deplanatus (P.F. Röding, 1798) - (MELONGENIDAE)
- deplanchei, Streptartemon deplanchei (H. Drouët, 1859) - (STREPTAXIDAE)
- deplesium, Diplesioceras deplesium Buckman † - (AMMONOIDEA (UNASSIGNED)) (FOSSIL)
- deplexa, Eulimella deplexa F.W. Hutton, 1885 † - (PYRAMIDELLIDAE) (FOSSIL)
- deplexa, Odostomia deplexa (R. Tate & W.L. May, 1900) - (PYRAMIDELLIDAE)
- depoensis, Ocenebra depoensis E.W.J. Moore † - (MURICIDAE) (FOSSIL)
- depontaillieri, Cerithium depontaillieri A.E.M. Cossmann, 1881 † - (CERITHIIDAE) (FOSSIL)
- depontaillieri, Praescissurella depontaillieri (A.E.M. Cossmann, 1879 †) - (SCISSURELLIDAE) (FOSSIL)
- depontesi, Ancillista depontesi R.N. Kilburn, 1998 - (ANCILLARIIDAE)
- deppeana, Alcadia deppeana E.C. Von Martens, 1863 - syn of: Tristramia zephyrina deppeana E.C. Von Martens, 1863 - (HELICINIDAE)
- deppeana, Tristramia zephyrina deppeana E.C. Von Martens, 1863 - (HELICINIDAE)
- deppeana parvidens, Helicina deppeana parvidens H.A. Pilsbry, 1920 - syn of: Tristramia funcki (L. Pfeiffer, 1849) - (HELICINIDAE)
- deppianus, Omphalina lucubratus deppianus (E.C. Von Martens, 1892) - (ZONITIDAE)
- deprati, Dysodonta deprati Mansuy, 1913 † - (MALLETIIDAE) (FOSSIL)
- deprati, Protocycloceras deprati Reed, 1928 † - (PROTOCYCLOCERATIDAE) (FOSSIL)
- deprati, Protrachyceras deprati Mansuy, 1912 † - (TRACHYCERATIDAE) (FOSSIL)
- deprati, Trachydomia deprati Mansuy, 1914 † - syn of: Trachydomia nodosa (F.B. Meek & A.H. Worthen, 1860 †) - (TRACHYSPIRIDAE) (FOSSIL)
- deprava, Staphylaea deprava P. Dautzenberg, 1903 - syn of: Staphylaea staphylaea (C. Linnaeus, 1758) - (CYPRAEIDAE)
- depravata, Staphylaea depravata P. Dautzenberg, 1903 - syn of: Staphylaea staphylaea (C. Linnaeus, 1758) - (CYPRAEIDAE)
- depravata, Melanoides depravata C. Dupuis & S. Putzeys, 1900 - (THIARIDAE)
- deprehendens, Conus deprehendens G. Prelle, 2009 - syn of: Dendroconus betulinus (C. Linnaeus, 1758) - (CONIDAE)
- deprellus, Discopsis deprellus (A.M. Strong, 1938) - (TORNIDAE)
- depresispirus, Naticopsis depresispirus (F. McCoy, 1844 †) - (DELPHINULOPSIDAE) (FOSSIL)
- depresispirus, Abrekopsis depresispirus (Batten & A. Stokes, 1986 †) - (NATICOPSIDAE) (FOSSIL)
- depressa, Ampullaria depressa T. Say in W.H. Keating, 1824 - syn of: Pomacea paludosa (T. Say, 1829) - (AMPULLARIIDAE)
- depressa, Ampullina depressa (J.B.P.A. Lamarck, 1804 †) - (AMPULLINIDAE) (FOSSIL)
- depressa, Amalda depressa (G.B. II Sowerby, 1859) - (ANCILLARIIDAE)
- depressa, Ancistrobasis depressa (W.H. Dall, 1889) - (ANCISTROBASIDAE)
- depressa, Phyllaplysia depressa (F.J. Cantraine, 1835) - (APLYSIIDAE)
- depressa, Petalifera depressa F.J. Cantraine, 1835 - syn of: Petalifera petalifera (P.C.A.S.L. Rang, 1828) - (APLYSIIDAE)
- depressa, Phyllaplysia depressa Auct. non F.J. Cantraine, 1835 - syn of: Phyllaplysia lafonti P. Fischer, 1872 - (APLYSIIDAE)
- depressa, Trachynerita depressa R. Hoernes, 1856 † - (ARCHAEOGASTROPODA (UNASSIGNED)) (FOSSIL)
- depressa, Archinacella depressa Ulrich & Scofield, 1897 † - (ARCHINACELLIDAE) (FOSSIL)
- depressa, Heliacus depressa R.A. Philippi, 1853 - syn of: Heliacus variegatus (J.F. Gmelin, 1791) - (ARCHITECTONICIDAE)
- depressa, Astarte depressa H.J. Posselt, 1895 - syn of: Astarte elliptica (J. Brown, 1827) - (ASTARTIDAE)
- depressa, Crassina depressa T. Brown, 1827 - syn of: Astarte borealis (H.C.F. Schumacher, 1817) - (ASTARTIDAE)
- depressa, Atlanta depressa J.E. Gray, 1850 - syn of: Atlanta helicinoidea J.E. Gray, 1850 - (ATLANTIDAE)
- depressa, Bucaniella depressa E.F.R.K. Koken & J. Perner, 1925 † - syn of: Kokenospira insularis E.F.R.K. Koken & J. Perner, 1925 † - (BELLEROPHONTIDAE) (FOSSIL)
- depressa, Gabbiella depressa G. Mandahl-Barth, 1968 - (BITHYNIIDAE)
- depressa, Helicostyla grandis depressa (O.F. von Möllendorff, 1898) - (BRADYBAENIDAE)
- depressa, Kokenospira depressa E.F.R.K. Koken, 1897 † - syn of: Kokenospira insularis E.F.R.K. Koken & J. Perner, 1925 † - (BUCANIIDAE) (FOSSIL)
- depressa, Seymourosphaera depressa Olenik & Zinsmeister, 1996 † - (BUCCINIDAE) (FOSSIL)
- depressa, Photinula depressa H.B. Preston, 1913 - syn of: Margarella violacea (P.P. King & W.J. Broderip, 1832) - (CALLIOSTOMATIDAE)
- depressa, Calyptraea depressa J.B.P.A. Lamarck, 1822 † - (CALYPTRAEIDAE) (FOSSIL)
- depressa, Crepidula depressa T. Say, 1822 - (CALYPTRAEIDAE)
- depressa, Badistes depressa C. Hedley, 1901 - (CAMAENIDAE)
- depressa, Neocepolis cherrieri depressa P. Dautzenberg & H. Fischer, 1908 - (CAMAENIDAE)
- depressa, Camaena mansuyi depressa P. Dautzenberg & H. Fischer, 1906 - (CAMAENIDAE)
- depressa, Amplirhagada varia depressa G.A. Solem, 1981 - (CAMAENIDAE)
- depressa, Cancellaria depressa M. Tuomey & F.S. Holmes, 1857 † - (CANCELLARIIDAE) (FOSSIL)
- depressa, Cancellaria depressa W.H. Dall, 1915 † - syn of: Trigonostoma tampaensis R.E. Petit, 1967 † - (CANCELLARIIDAE) (FOSSIL)
- depressa, Meretrissa depressa (Deshayes 1858) † - (CARDIIDA (UNASSIGNED)) (FOSSIL)
- depressa, Megacardita depressa (J.B.P.A. Lamarck, 1819) - (CARDITIDAE)
- depressa, Galeodea depressa Buch, 1831 † - (CASSIDAE) (FOSSIL)
- depressa, Galeodea depressa R.A. Philippi, 1844 - syn of: Galeodea rugosa (C. Linnaeus, 1771) - (CASSIDAE)
- depressa, Vaginella depressa F.M. Daudin, 1800 † - (CAVOLINIIDAE) (FOSSIL)
- depressa, Hyalaea depressa Ant. Bivona-Bernardi, 1832 - syn of: Diacria major (J.E.V. Boas, 1886) - (CAVOLINIIDAE)
- depressa, Jeanneretia parraiana depressa W.J. Clench & C.G. Aguayo, 1951 - (CEPOLIDAE)
- depressa, Chaureopa depressa F.M. Climo, 1985 - (CHAROPIDAE)
- depressa, Ryssota otaheitana depressa O.F. von Möllendorff, 1898 - (CHRONIDAE)
- depressa, Tomura depressa (J. Granata Grillo, 1877) - (CORNIROSTRIDAE)
- depressa, Pusia depressa C.N. Cate, 1963 - syn of: Orphanopusia patriarchalis (J.F. Gmelin, 1791) - (COSTELLARIIDAE)
- depressa, Idonearca depressa White, 1877 † - (CUCULLAEIDAE) (FOSSIL)
- depressa, Cuspidaria depressa J.G. Jeffreys, 1882 - syn of: Halonympha depressa (J.G. Jeffreys, 1882) - (CUSPIDARIIDAE)
- depressa, Mauritia depressa (J.E. Gray, 1824) - (CYPRAEIDAE)
- depressa, Naticopsis depressa (Stache, 1877 †) - (DELPHINULOPSIDAE) (FOSSIL)
- depressa, Naticopsis depressa (Winchell, 1863 †) - (DELPHINULOPSIDAE) (FOSSIL)
- depressa, Diplommatina depressa H.H. Godwin-Austen, 1870 - (DIPLOMMATINIDAE)
- depressa, Doris depressa (C.N.E. Eliot, 1903) - (DORIDIDAE)
- depressa, Eatoniella depressa W.F. Ponder & E.K. Yoo, 1978 - (EATONIELLIDAE)
- depressa, Lacunella depressa G.P. Deshayes, 1861 † - (ELACHISINIDAE) (FOSSIL)
- depressa, Aaadonta fuscozonata depressa G.A. Solem, 1976 - (ENDODONTIDAE)
- depressa, Trepospira depressa (J.C. Cox, 1857 †) - (EOTOMARIIDAE) (FOSSIL)
- depressa, Eotomaria depressa Cullison, 1944 † - syn of: Ceratopea unguis E.L. Yochelson & Bridge, 1957 † - (EOTOMARIIDAE) (FOSSIL)
- depressa, Eucochlis depressa E.K. Yoo, 1994 † - (EUCOCHLIDAE) (FOSSIL)
- depressa, Euomphalopsis depressa Stauffer, 1937 † - (EUOMPHALIDAE) (FOSSIL)
- depressa, Clathrosepta depressa J.H. McLean & D.L. Geiger, 1998 - (FISSURELLIDAE)
- depressa, Emarginula depressa A. Risso, 1826 - syn of: Emarginula huzardii B.C.M. Payraudeau, 1826 - (FISSURELLIDAE)
- depressa, Fissurella depressa J.B.P.A. Lamarck, 1822 - syn of: Fissurella crassa J.B.P.A. Lamarck, 1822 - (FISSURELLIDAE)
- depressa, Hemitoma depressa G.B. II Sowerby, 1863 - syn of: Hemitoma octoradiata (J.F. Gmelin, 1791) - (FISSURELLIDAE)
- depressa, Parvikellia depressa C.F. Laseron, 1956 - (GALEOMMATIDAE)
- depressa, Glycymeris depressa G.P. Deshayes, 1829 † - (GLYCYMERIDIDAE) (FOSSIL)
- depressa, Halolimnohelix sericata depressa B. Verdcourt - (HALOLIMNOHELICIDAE)
- depressa, Halonympha depressa (J.G. Jeffreys, 1882) - (HALONYMPHIDAE)
- depressa, Hamulina depressa Karakasch, 1907 † - (HAMULINIDAE) (FOSSIL)
- depressa, Parakaliella depressa (O.F. von Möllendorff, 1883) - (HELICARIONIDAE)
- depressa, Roybellia depressa H.B. Preston, 1913 - (HELICARIONIDAE)
- depressa, Helix depressa C.B. Adams, 1845 - syn of: Aerotrochus perdepressa (C.B. Adams, 1849) - (HELICIDAE)
- depressa, Helix depressa G. Montagu, 1803 - syn of: Aerotrochus perdepressa (C.B. Adams, 1849) - (HELICIDAE)
- depressa, Helix depressa M. Paulucci, 1879 - syn of: Cornu aspersum (O.F. Müller, 1774) - (HELICIDAE)
- depressa, Helix depressa C.A. Westerlund - syn of: Arianta arbustorum (C. Linnaeus, 1758) - (HELICIDAE)
- depressa, Helix depressa E. Caziot, 1910 - syn of: Macularia niciensis (A.E.J. Férussac, 1821) - (HELICIDAE)
- depressa, Pseudotachea depressa W. Kobelt, 1888 - syn of: Pseudotachea litturata (L. Pfeiffer, 1851) - (HELICIDAE)
- depressa, Theba dehnei depressa P.M. Pallary, 1921 - (HELICIDAE)
- depressa, Lucidella depressa (J.E. Gray, 1825) - (HELICINIDAE)
- depressa, Sonorella baboquivariensis depressa H.A. Pilsbry & J.H. Ferriss, 1906 - (HELMINTHOGLYPTIDAE)
- depressa, Panopea depressa Martin, 1859 † - (HIATELLIDAE) (FOSSIL)
- depressa, Hyalogyrina depressa K. Hasegawa, 1997 - (HYALOGYRINIDAE)
- depressa, Ohridohauffenia depressa (P. Radoman, 1957) - (HYDROBIIDAE)
- depressa, Staja sarmatica depressa (E. Jekelius, 1944 †) - (HYDROBIIDAE) (FOSSIL)
- depressa, Trochoidea depressa J.R. Bourguignat, 1864 - syn of: Trochoidea pyramidata (J.P.R. Draparnaud, 1805) - (HYGROMIIDAE)
- depressa, Monacha depressa E. Caziot, 1910 - syn of: Monacha cartusiana (O.F. Müller, 1774) - (HYGROMIIDAE)
- depressa, Xeroleuca brulardi depressa (P.M. Pallary, 1913) - (HYGROMIIDAE)
- depressa, Xeroleuca gouliminensis depressa (P.M. Pallary, 1936) - (HYGROMIIDAE)
- depressa, Hyridella depressa (J.B.P.A. Lamarck, 1819) - (HYRIIDAE)
- depressa, Parainoceramya depressa (Münster, 1835 †) - (INOCERAMIDAE) (FOSSIL)
- depressa, Janthina depressa L.A. Reeve, 1858 - syn of: Janthina janthina (C. Linnaeus, 1758) - (JANTHINIDAE)
- depressa, Bornia depressa L.C. Glenn, 1904 † - (KELLIIDAE) (FOSSIL)
- depressa, Erycina depressa P. Nyst, 1836 † - (LASAEIDAE) (FOSSIL)
- depressa, Iothia depressa C. Hedley, 1916 - syn of: Nacella polaris (J.B. Hombron & C.H. Jacquinot, 1841) - (LEPETIDAE)
- depressa, Lepeta depressa C. Hedley, 1916 - syn of: Nacella polaris (J.B. Hombron & C.H. Jacquinot, 1841) - (LEPETIDAE)
- depressa, Cytora depressa N.W. Gardner, 1968 - (LIAREIDAE)
- depressa, Limapontia depressa J. Alder & A. Hancock, 1862 - (LIMAPONTIIDAE)
- depressa, Liotina depressa (L.A. Reeve, 1843) - (LIOTIIDAE)
- depressa, Omospira depressa Longstaff 1924 † - (LOXONEMATIDAE) (FOSSIL)
- depressa, Lucina depressa Morris & Lycett † - (LUCINIDAE) (FOSSIL)
- depressa, Pictetia depressa (Pictet & Campiche, 1861 †) - (LYTOCERATIDAE) (FOSSIL)
- depressa, Mactrotoma depressa (L. Spengler, 1802) - (MACTRIDAE)
- depressa, Mactra depressa J.B.P.A. Lamarck, 1818 - syn of: Standella pellucida (J.F. Gmelin, 1791) - (MACTRIDAE)
- depressa, Mactra depressa L. Spengler, 1802 - syn of: Mactrotoma depressa (L. Spengler, 1802) - (MACTRIDAE)
- depressa, Marocella depressa (Kiær, 1916 †) - (MAROCELLIDAE) (FOSSIL)
- depressa, Melanopsis depressa P.M. Pallary, 1916 † - (MELANOPSIDAE) (FOSSIL)
- depressa, Purpura depressa Martin, 1879 † - (MURICIDAE) (FOSSIL)
- depressa, Limnoperna depressa R.A.M. Brandt & P. Temcharoen, 1971 - syn of: Limnoperna fortunei (R.W. Dunker, 1857) - (MYTILIDAE)
- depressa, Natica depressa J.E. Gray, 1839 - syn of: Natica grayi R.A. Philippi, 1852 - (NATICIDAE)
- depressa, Neolepton depressa J.T. Kuroda, 1959 - (NEOLEPTONIDAE)
- depressa, Micropolia depressa C.F. Laseron, 1953 - (NEOLEPTONIDAE)
- depressa, Planorbidella depressa A. Warén & P. Bouchet, 1993 - (NEOMPHALIDAE)
- depressa, Septaria depressa Unknown Author - (NERITIDAE)
- depressa, Neritina depressa W.H. Benson, 1836 - syn of: Neritina violacea (J.F. Gmelin, 1791) - (NERITIDAE)
- depressa, Notaeolidia depressa C.N.E. Eliot, 1905 - (NOTAEOLIDIIDAE)
- depressa, Knoutsodonta depressa (J. Alder & A. Hancock, 1842) - (ONCHIDORIDIDAE)
- depressa, Corambella depressa F.N. Balch, 1899 - syn of: Corambe obscura (A.E. Verrill, 1870) - (ONCHIDORIDIDAE)
- depressa, Lecanospira depressa J. Heller, 1954 † - (OPHILETIDAE) (FOSSIL)
- depressa, Opisthoteuthis depressa I. Ijima & S. Ikeda, 1895 - (OPISTHOTEUTHIDAE)
- depressa, Oreohelix strigosa depressa H.A. Pilsbry, 1904 - (OREOHELICIDAE)
- depressa, Ostrea depressa R.A. Philippi, 1836 - syn of: Ostrea edulis C. Linnaeus, 1758 - (OSTREIDAE)
- depressa, Hiatavolva depressa (G.B. III Sowerby, 1875) - (OVULIDAE)
- depressa, Mediterranea depressa (V. Sterki, 1880) - (OXYCHILIDAE)
- depressa, Oxyteuthis depressa Stolley, 1925 † - (OXYTEUTHIDIDAE) (FOSSIL)
- depressa, Floyda depressa W.H. Webster, 1906 † - syn of: Floyda concentrica W.H. Webster, 1905 † - (PALAEOTROCHIDAE) (FOSSIL)
- depressa, Parkinsonia depressa (F.A. von Quenstedt, 1858 †) - (PARKINSONIIDAE) (FOSSIL)
- depressa, Garantiana depressa Wetzel, 1911 † - (PARKINSONIIDAE) (FOSSIL)
- depressa, Patella depressa T. Pennant, 1777 - (PATELLIDAE)
- depressa, Peracle depressa J. Meisenheimer, 1906 - (PERACLIDAE)
- depressa, Schizobasis depressa B. Wade, 1916 † - (PHOLIDOTOMIDAE) (FOSSIL)
- depressa, Morea corsicanensis depressa N.F. Sohl, 1964 † - (PHOLIDOTOMIDAE) (FOSSIL)
- depressa, Phyllidia depressa A. Aradas, 1847 - (PHYLLIDIIDAE)
- depressa, Platyschisma depressa Weller, 1900 † - (PLATYCERATIDAE) (FOSSIL)
- depressa, Worthenopsis depressa Beede, 1907 † - syn of: Cyclites depressus (Beede, 1907 †) - (PLETHOSPIRIDAE) (FOSSIL)
- depressa, Pleurotomaria depressa Cox, 1857 † - syn of: Trepospira depressa (J.C. Cox, 1857 †) - (PLEUROTOMARIIDAE) (FOSSIL)
- depressa, Pleurotomaria ornata depressa W.H. Hudleston † - (PLEUROTOMARIIDAE) (FOSSIL)
- depressa, Plicatula depressa G.B. II Sowerby, 1847 - syn of: Plicatula complanata G.P. Deshayes in L. Maillard, 1863 - (PLICATULIDAE)
- depressa, Plicatula depressa J.B.P.A. Lamarck, 1819 - syn of: Plicatula australis J.B.P.A. Lamarck, 1819 - (PLICATULIDAE)
- depressa, Polygyrina depressa Wang, 1980 † - (POLYGYRINIDAE) (FOSSIL)
- depressa, Cinnabarica depressa E. Neubert, 2009 - (POMATIIDAE)
- depressa, Proserpina depressa (A.V.M.D. D'Orbigny, 1842) - (PROSERPINIDAE)
- depressa, Gari depressa (T. Pennant, 1777) - (PSAMMOBIIDAE)
- depressa, Gobraeus depressa E. Donovan, 1801 - syn of: Gari depressa (T. Pennant, 1777) - (PSAMMOBIIDAE)
- depressa, Cloughtonia depressa C.H. Blake, 1905 † - syn of: Trachynerita blakei L.R. Cox & W.J. Arkell, 1950 † - (PSEUDOMELANIIDAE) (FOSSIL)
- depressa, Avicula depressa Wissmann, 1841 † - (PTERIIDAE) (FOSSIL)
- depressa, Eulimella depressa A. Peñas & E. Rolán, 2016 - (PYRAMIDELLIDAE)
- depressa, Pseudoskenella depressa W.F. Ponder, 1973 - (PYRAMIDELLIDAE)
- depressa, Orospira depressa Cullison, 1944 † - (RAPHISTOMATIDAE) (FOSSIL)
- depressa, Scalites depressa Longst, 1924 † - (RAPHISTOMATIDAE) (FOSSIL)
- depressa, Ceratopea depressa (Butts, 1926 †) - (RAPHISTOMATIDAE) (FOSSIL)
- depressa, Roubidouxia depressa Butts, 1926 † - syn of: Ceratopea depressa (Butts, 1926 †) - (RAPHISTOMATIDAE) (FOSSIL)
- depressa, Scenella depressa Kiær, 1916 † - syn of: Marocella depressa (Kiær, 1916 †) - (SCENELLIDAE) (FOSSIL)
- depressa, Schlotheimia depressa (Waehner, 1886 †) - (SCHLOTHEIMIIDAE) (FOSSIL)
- depressa, Schismope depressa R.B. Watson, 1897 - syn of: Sinezona cingulata (O.G. Costa, 1861) - (SCISSURELLIDAE)
- depressa, Asthelys depressa B.A. Marshall, 1991 - (SEGUENZIIDAE)
- depressa, Xyloskenea depressa B.A. Marshall, 1988 - (SEGUENZIOIDEA (UNASSIGNED))
- depressa, Syndosmya depressa (G.P. Deshayes, 1857 †) - (SEMELIDAE) (FOSSIL)
- depressa, Dikoleps depressa (T.A. de M. Monterosato, 1880) - (SKENEIDAE)
- depressa, Lissospira depressa (W.H. Dall, 1927) - (SKENEIDAE)
- depressa, Skeneopsis depressa G. Montagu, 1803 - syn of: Skeneopsis planorbis (O. Fabricius, 1780) - (SKENEOPSIDAE)
- depressa, Solariella lacunella depressa W.H. Dall, 1889 - (SOLARIELLIDAE)
- depressa, Sphincterochila maroccana depressa P.M. Pallary, 1926 - (SPHINCTEROCHILIDAE)
- depressa, Sportella depressa (G.P. Deshayes, 1857 †) - (SPORTELLIDAE) (FOSSIL)
- depressa, Tellina depressa J.F. Gmelin, 1791 - syn of: Bosemprella incarnata (C. Linnaeus, 1758) - (TELLINIDAE)
- depressa, Thracia depressa (Sowerby, 1823 †) - (THRACIIDAE) (FOSSIL)
- depressa, Oxystele depressa J. Granata Grillo, 1877 - syn of: Tomura depressa (J. Granata Grillo, 1877) - (TROCHIDAE)
- depressa, Gibbula depressa A. Risso, 1826 - syn of: Gibbula varia (C. Linnaeus, 1758) - (TROCHIDAE)
- depressa, Unio depressa J.B.P.A. Lamarck, 1819 - syn of: Hyridella depressa (J.B.P.A. Lamarck, 1819) - (UNIONIDAE)
- depressa, Unio depressa C. Pfeiffer, 1825 - syn of: Microcondylaea compressa (K.T. Menke, 1830) - (UNIONIDAE)
- depressa, Unio depressa D'Orbigny, 1835 - syn of: Rhipidodonta burroughiana (I. Lea, 1834) - (UNIONIDAE)
- depressa, Unio depressa R.P. Lesson, 1830 - syn of: Hyridella australis (J.B.P.A. Lamarck, 1819) - (UNIONIDAE)
- depressa, Obliquaria depressa C.S. Rafinesque, 1820 - syn of: Ellipsaria lineolata C.S. Rafinesque, 1820 - (UNIONIDAE)
- depressa, Myonia depressa E.M. Fletcher, 1932 † - syn of: Myonia elongata J.B.M. Dana, 1847 † - (VACUNELLIDAE) (FOSSIL)
- depressa, Valvata depressa C. Pfeiffer, 1821 - (VALVATIDAE)
- depressa, Vitrina depressa J.G. Jeffreys, 1830 - syn of: Vitrina pellucida (O.F. Müller, 1774) - (VITRINIDAE)
- depressa, Alcithoe depressa H.H. Suter, 1908 - syn of: Alcithoe arabica depressa H.H. Suter, 1908 - (VOLUTIDAE)
- depressa, Alcithoe arabica depressa H.H. Suter, 1908 - (VOLUTIDAE)
- depressa, Schwartziella depressa E. Rolán & L. Luque, 2000 - (ZEBINIDAE)
- depressa, Hyalinia depressa V. Sterki, 1880 - syn of: Mediterranea depressa (V. Sterki, 1880) - (ZONITIDAE)
- depressa augusti, Pseudoanodonta depressa augusti D. Graziadei, 1933 - syn of: Microcondylaea compressa (K.T. Menke, 1830) - (UNIONIDAE)
- depressa bega, Rugoshyria depressa bega T. Iredale, 1943 - syn of: Hyridella depressa (J.B.P.A. Lamarck, 1819) - (HYRIIDAE)
- depressa dispersa, Mauritia depressa dispersa F.A. Schilder & M. Schilder, 1939 - (CYPRAEIDAE)
- depressa edwardsi, Ampullina depressa edwardsi (G.P. Deshayes, 1864 † †) - (AMPULLINIDAE) (FOSSIL)
- depressa gouetensis, Ampullina depressa gouetensis A.E.M. Cossmann, 1906 † - (AMPULLINIDAE) (FOSSIL)
- depressa hidalgoi, Patella depressa hidalgoi E. Fischer-Piette, 1953 - syn of: Patella depressa T. Pennant, 1777 - (PATELLIDAE)
- depressa lowanna, Rugoshyria depressa lowanna T. Iredale, 1943 - syn of: Hyridella depressa (J.B.P.A. Lamarck, 1819) - (HYRIIDAE)
- depressa nitens, Lacunella depressa nitens G.P. Deshayes, 1861 - (ELACHISINIDAE)
- depressa parisiensis, Ampullina depressa parisiensis (A.V.M.D. D'Orbigny, 1850 † †) - (AMPULLINIDAE) (FOSSIL)
- depressa rubrocincta, Proserpina depressa rubrocincta C.G. Aguayo & M.L. Jaume, 1957 - (PROSERPINIDAE)
- depressa sodalis, Rugoshyria depressa sodalis T. Iredale, 1934 - syn of: Hyridella narracanensis B.C. Cotton & C.J. Gabriel, 1932 - (HYRIIDAE)
- depressa valida, Lucidella depressa valida (C.B. Adams, 1851) - (HELICINIDAE)
- depressa vatheleti, Patella depressa vatheleti H.A. Pilsbry, 1891 - (PATELLIDAE)
- depressa vicinalis, Rugoshyria depressa vicinalis T. Iredale, 1934 - syn of: Hyridella depressa (J.B.P.A. Lamarck, 1819) - (HYRIIDAE)
- depressacostae, Turbonilla depressacostae A. Peñas & E. Rolán, 2010 - (PYRAMIDELLIDAE)
- depressascrobiculata, Neocepolis langsonensis depressascrobiculata P. Dautzenberg & H. Fischer, 1908 - (CAMAENIDAE)
- depressicostata, Torrecoptis depressicostata C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- depressiformis, Planamastra depressiformis W.H. Pease - syn of: Trochomorpha swainsoni (L. Pfeiffer, 1846) - (AMASTRIDAE)
- depressiformis, Zonitarion depressiformis E. Degner, 1931 - (UROCYCLIDAE)
- Depressigyra, Genus Depressigyra A. Warén & P. Bouchet, 1989 (PELTOSPIRIDAE)
- depressilunulata, Lamellinucula depressilunulata F.E. Eames, 1951 † - (NUCULIDAE) (FOSSIL)
- depressinitidum, Euglesa depressinitidum V.V. Anistratenko & Y.I. Starobogatov, 1990 - syn of: Pisidium nitidum L. Jenyns, 1832 - (SPHAERIIDAE)
- depressior, Barbitonia arthritica depressior (L. von Schrenck, 1867) - (BUCCINIDAE)
- depressior, Cassis depressior K. Martin, 1879 † - (CASSIDAE) (FOSSIL)
- depressior, Columbella turonensis depressior M.A. Peyrot, 1924 † - (COLUMBELLIDAE) (FOSSIL)
- depressior, Pectunculus depressior E.M. Da Costa, 1778 - syn of: Arcopagia crassa (T. Pennant, 1777) - (GLYCYMERIDIDAE)
- depressior, Cernuella depressior L. Benoit, 1859 - (HYGROMIIDAE)
- depressior, Monacha depressior B. Hausdorf, 2000 - (HYGROMIIDAE)
- depressior, Cryptonatica depressior A.T. von Middendorff, 1851 - syn of: Cryptonatica affinis (J.F. Gmelin, 1791) - (NATICIDAE)
- depressior, Sibirenauta depressior (A.T. von Middendorff, 1851) - (PHYSIDAE)
- depressior, Paralaoma depressior H.B. Preston, 1913 - (PUNCTIDAE)
- Depressipoma, Genus Depressipoma J.H. McLean, 2012 (COLLONIIDAE)
- depressirostris, Hibolithes jaculoides depressirostris Swinnerton, 1937 † - (MESOHIBOLITHIDAE) (FOSSIL)
- Depressiscala, Genus Depressiscala De Boury, 1909 (EPITONIIDAE)
- depressispira, Moellendorffia depressispira (A.R.J.B. Bavay & P. Dautzenberg, 1908) - (CAMAENIDAE)
- depressispira, Pseudamnicola depressispira B.M. Logvinenko & Y.I. Starobogatov, 1968 - (HYDROBIIDAE)
- depressispira, Gyliotrachela depressispira W.S.S. Van Benthem-Jutting, 1949 - (HYPSELOSTOMATIDAE)
- depressispiratus, Babelomurex depressispiratus M. Oliverio, 2008 - (MURICIDAE)
- depressissima, Casertiana depressissima L.V. Krivosheina, 1978 - syn of: Pisidium casertanum (Poli, 1791) - (SPHAERIIDAE)
- depressissimum, Drepanotrema depressissimum (S. Moricand, 1837) - (PLANORBIDAE)
- depressissimum, Fossulorbis depressissimum (S. Moricand, 1837) - syn of: Drepanotrema depressissimum (S. Moricand, 1837) - (PLANORBIDAE)
- depressissimun, Drepanotrema depressissimun (S. Moricand, 1839) - (PLANORBIDAE)
- depressissimus, Anisus depressissimus (F. Sacco, 1886 †) - (PLANORBIDAE) (FOSSIL)
- depressius, Cyclostomiceras depressius Cecioni, 1953 † - (CYCLOSTOMICERATIDAE) (FOSSIL)
- depressiuscula, Xeroleuca depressiuscula P.M. Pallary, 1936 - (HYGROMIIDAE)
- depressiuscula, Leptaxis depressiuscula T.V. Wollaston, 1878 - syn of: Leptaxis advena myristica (R.J. Shuttleworth, 1852) - (HYGROMIIDAE)
- depressiuscula, Discula polymorpha depressiuscula R.T. Lowe, 1852 - (HYGROMIIDAE)
- depressiuscula, Bulinus umbilicatus depressiuscula G. Mandahl-Barth, 1973 - (PLANORBIDAE)
- depressiusculus, Heliacus depressiusculus F.M. Bayer, 1948 - syn of: Heliacus variegatus (J.F. Gmelin, 1791) - (ARCHITECTONICIDAE)
- Depressizona, Genus Depressizona D.L. Geiger, 2003 (DEPRESSIZONIDAE)
- DEPRESSIZONIDAE Geiger, 2003 - Family (GASTROPODA-VETIGASTROPODA [Subclass]-SCISSURELLOIDEA [Superfamily])
- depressofuniculata, Cochlis depressofuniculata (F. Sacco, 1891 †) - (NATICIDAE) (FOSSIL)
- depressospinosus, Hexaplex cichoreum depressospinosus R.W. Dunker, 1869 - (MURICIDAE)
- depressostriata, Trochomorpha depressostriata A. Mousson, 1870 - (TROCHOMORPHIDAE)
- depressula, Philonesia oahuensis depressula (C.M.F. Ancey, 1889) - (EUCONULIDAE)
- depressula, Xerosecta depressula (L. Parreyss in L. Pfeiffer, 1857) - (HYGROMIIDAE)
- depressula, Albea depressula (L. Parreyss, 1839) - (SPHINCTEROCHILIDAE)
- depressum, Watinoceras depressum Wright & Kennedy, 1981 † - (ACANTHOCERATIDAE) (FOSSIL)
- depressum, Stantonoceras depressum A. Hyatt, 1903 † - (AMMONOIDEA (UNASSIGNED)) (FOSSIL)
- depressum, Isonema depressum F.B. Meek & A.H. Worthen, 1866 † - (ANOMPHALIDAE) (FOSSIL)
- depressum, Pseudotrapezium depressum R.B. Newton, 1895 † - (ARCTICIDAE) (FOSSIL)
- depressum, Anguloceras depressum Unklesbay & A.T. Young, 1956 † - (BASSLEROCERATIDAE) (FOSSIL)
- depressum, Brachytrema depressum Cox & Arkell † - (BRACHYTREMATIDAE) (FOSSIL)
- depressum, Salpingostoma depressum E.F.R.K. Koken & J. Perner, 1925 † - (BUCANIIDAE) (FOSSIL)
- depressum, Cheiloceras depressum Sobolew, 1914 † - (CHEILOCERATIDAE) (FOSSIL)
- depressum, Coeloceras depressum G. Rosenberg, 1909 † - (COELOCERATIDAE) (FOSSIL)
- depressum, Cyclostomiceras depressum Ulrich & al., 1943 † - (CYCLOSTOMICERATIDAE) (FOSSIL)
- depressum, Discoceras depressum Sweet, 1958 † - (DISCOCERATIDAE) (FOSSIL)
- depressum, Exochoceras depressum P.A. Zhuravleva, 1972 † - syn of: Chrysoceras tumidum (P.A. Zhuravleva, 1972 †) - (DISCOSORIDA (unassigned)) (FOSSIL)
- depressum, Liospira depressum Foerste, 1923 † - (EOTOMARIIDAE) (FOSSIL)
- depressum, Acutimitoceras depressum (Vöhringer, 1960 †) - (GATTENDORFIIDAE) (FOSSIL)
- depressum, Protogrammoceras depressum (F.A. von Quenstedt, 1883 †) - (HILDOCERATIDAE) (FOSSIL)
- depressum, Glyptostoma newberryanum depressum E.G. Bryant, 1902 - (MEGOMPHICIDAE)
- depressum, Melagathiceras depressum Smith, 1927 † - syn of: Juvenites thermarum (Smith, 1927 †) - (MELAGATHICERATIDAE) (FOSSIL)
- depressum, Eutrephoceras depressum (van Binckhorst, 1861 †) - (NAUTILIDAE) (FOSSIL)
- depressum, Aperostoma depressum (S.I. Da Costa, 1906) - (NEOCYCLOTIDAE)
- depressum, Anostoma depressum W. Wood, 1828 - (ODONTOSTOMIDAE)
- depressum, Anostoma octodentatum depressum J.B.P.A. Lamarck, 1822 - (ODONTOSTOMIDAE)
- depressum, Ovulum depressum G.B. III Sowerby, 1875 - syn of: Hiatavolva depressa (G.B. III Sowerby, 1875) - (OVULIDAE)
- depressum, Platyschisma depressum J.B.M. Dana, 1847 † - (PLATYCERATIDAE) (FOSSIL)
- depressum, Platyceras depressum Ulrich & Scofield, 1897 † - syn of: Helcionopsis depressum (Ulrich & Scofield, 1897 †) - (PLATYCERATIDAE) (FOSSIL)
- depressum, Imitoceras depressum Vöhringer, 1960 † - syn of: Acutimitoceras depressum (Vöhringer, 1960 †) - (PRIONOCERATIDAE) (FOSSIL)
- depressum, Redpathoceras depressum Kröger, 2013 † - (PROBILLINGSITIDAE) (FOSSIL)
- depressum, Paraendoceras depressum Kröger & Landing, 2008 † - (PROTEROCAMEROCERATIDAE) (FOSSIL)
- depressum, Proendoceras depressum Zou, 1987 † - (PROTEROCAMEROCERATIDAE) (FOSSIL)
- depressum, Retroclitendoceras depressum Flower, 1956 † - (PROTEROCAMEROCERATIDAE) (FOSSIL)
- depressum, Punctum depressum J.T. Kuroda & M. Hukuda, 1944 - (PUNCTIDAE)
- depressum, Rioceras depressum Flower, 1964 † - (RIOCERATIDAE) (FOSSIL)
- depressum, Pisidium depressum L. Pfeiffer in R.J. Shuttleworth, 1852 - syn of: Pisidium casertanum (Poli, 1791) - (SPHAERIIDAE)
- depressum, Infundibulum depressum T. Say, 1826 † - (TROCHIDAE) (FOSSIL)
- depressum, Umbonium depressum A. Adams, 1854 - (TROCHIDAE)
- depressum, Helcionopsis depressum (Ulrich & Scofield, 1897 †) - (TRYBLIDIIDAE) (FOSSIL)
- depressum, Turbo depressum P.P. Carpenter, 1856 - syn of: Turbo funiculosus L.C. Kiener, 1848 - (TURBINIDAE)
- depressum, Tylostoma depressum Pictet & Campiche, 1862 † - (TYLOSTOMATIDAE) (FOSSIL)
- depressum, Anodonta depressum J.R. Bourguignat, 1881 - syn of: Anodonta anatina (C. Linnaeus, 1758) - (UNIONIDAE)
- depressum, Gafrarium depressum P.F. Röding, 1798 - syn of: Gafrarium pectinatum (C. Linnaeus, 1758) - (VENERIDAE)
- depressus, Morrowites depressus (Powell, 1963 †) - (ACANTHOCERATIDAE) (FOSSIL)
- depressus, Amaltheus depressus (C.T. Simpson, 1843 †) - (AMALTHEIDAE) (FOSSIL)
- depressus, Lanistes depressus Musalizi, 2017 † - (AMPULLARIIDAE) (FOSSIL)
- depressus, Toxoceratoides depressus Avram, 2002 † - (ANCYLOCERATIDAE) (FOSSIL)
- depressus, Kepingomites depressus C. Chen, 1988 † - (AULACOCERATIDAE) (FOSSIL)
- depressus, Nixipileolus depressus A.V. Guzhov, 2015 † - (CAENOGASTROPODA (UNASSIGNED)) (FOSSIL)
- depressus, Turgenitubulus depressus G.A. Solem, 1981 - (CAMAENIDAE)
- depressus, Capulus depressus A. Adams, 1861 - syn of: Piliscus commodus (A.T. von Middendorff, 1851) - (CAPULIDAE)
- depressus, Cirrus depressus Wood, 1879 † - (CIRRIDAE) (FOSSIL)
- depressus, Prenkites depressus Smith, 1932 † - syn of: Juvenites thermarum (Smith, 1927 †) - (COLUMBITIDAE) (FOSSIL)
- depressus, Crioceratites depressus Pictet & Campiche, 1861 † - syn of: Pictetia depressa (Pictet & Campiche, 1861 †) - (CRIOCERATITIDAE) (FOSSIL)
- depressus, Cryptoplax depressus H.M.D. de Blainville, 1818 - syn of: Cryptoconchus porosus (E.J. Burrow, 1815 ex Blainville MS) - (CRYPTOPLACIDAE)
- depressus, Dioryx swinhoei depressus H.A. Pilsbry & Y. Hirase, 1906 - (CYCLOPHORIDAE)
- depressus, Paradanubites depressus Fantini Sestini, 1981 † - (DANUBITIDAE) (FOSSIL)
- depressus, Discus depressus (C.B. Adams, 1868) - (DISCIDAE)
- depressus, Onyxites depressus P.A. Zhuravleva, 1972 † - syn of: Onyxites inversus (Wenjukov, 1866 †) - (DISCOSORIDA (unassigned)) (FOSSIL)
- depressus, Glaphyrites depressus W.J. Gordon, 1964 † - (GLAPHYRITIDAE) (FOSSIL)
- depressus, Dictyotomaria depressus (Weller, 1916 †) - (GOSSELETINIDAE) (FOSSIL)
- depressus, Angyomphalus depressus G.B. Campbell & H. Engel, 1963 † - (GOSSELETINIDAE) (FOSSIL)
- depressus, Helicarion depressus G.A. von Jacobi, 1898 - (HELICARIONIDAE)
- depressus, Colligyrus depressus R. Hershler, 1999 - (HYDROBIIDAE)
- depressus, Aulacospira depressus P. Dumrongrojwattana & S. Panha, 2006 - (HYPSELOSTOMATIDAE)
- depressus, Somatogyrus depressus (G.W. Tryon, 1862) - (LITHOGLYPHIDAE)
- depressus, Maclurites depressus Ulrich & Scofield, 1897 † - (MACLURITIDAE) (FOSSIL)
- depressus, Cyclites depressus (Beede, 1907 †) - (MICRODOMATIDAE) (FOSSIL)
- depressus, Septifer depressus A.E.M. Cossmann, 1887 † - (MYTILIDAE) (FOSSIL)
- depressus, Gyrodes depressus G. Seguenza, 1874 - syn of: Megalomphalus disciformis (J. Granata Grillo, 1877) - (NATICIDAE)
- depressus, Theodoxus depressus Taner, 1974 † - syn of: Theodoxus bukowskii (P. Oppenheim, 1919 †) - (NERITIDAE) (FOSSIL)
- depressus, Cyrthoceratites depressus (H.G. Bronn, 1833 †) - (NOTHOCERATIDAE) (FOSSIL)
- depressus, Trilobiticeras depressus Whitehouse, 1924 † - (OTOITIDAE) (FOSSIL)
- depressus, Stenolobulites depressus Mikesh & al., 1988 † - (PARAGASTRIOCERATIDAE) (FOSSIL)
- depressus, Parahoplites depressus Casey † - (PARAHOPLITIDAE) (FOSSIL)
- depressus, Fossarus depressus G. Seguenza, 1874 - syn of: Megalomphalus disciformis (J. Granata Grillo, 1877) - (PLANAXIDAE)
- depressus, Bulinus depressus F. Haas, 1936 - (PLANORBIDAE)
- depressus, Ancylus depressus G.P. Deshayes, 1824 † - (PLANORBIDAE) (FOSSIL)
- depressus, Ancylus depressus S.S. Haldeman, 1844 - syn of: Ferrissia rivularis (T. Say, 1817) - (PLANORBIDAE)
- depressus, Gyraulus arminiensis depressus E. Jekelius, 1932 † - (PLANORBIDAE) (FOSSIL)
- depressus, Nevadisculites depressus Bucher, 1992 † - (PROARCESTIDAE) (FOSSIL)
- depressus, Ptychomphalus depressus Weller, 1916 † - syn of: Dictyotomaria depressus (Weller, 1916 †) - (PTYCHOMPHALIDAE) (FOSSIL)
- depressus, Gyrineum depressus (J.P.S. Grateloup, 1847 †) - (RANELLIDAE) (FOSSIL)
- depressus, Scaphites depressus Reeside, 1927 † - (SCAPHITIDAE) (FOSSIL)
- depressus, Schizodus depressus A.H. Worthen, 1884 † - (SCHIZODIDAE) (FOSSIL)
- depressus, Spondylus depressus H.C. Fulton, 1915 - (SPONDYLIDAE)
- depressus, Rectartemon depressus (Hyneman, 1868) - (STREPTAXIDAE)
- depressus, Tetragonites depressus Raspail † - (TETRAGONITIDAE) (FOSSIL)
- depressus, Tornus depressus A. Adams, 1861 - (TORNIDAE)
- depressus, Solariorbis depressus (Lea, 1833 †) - (TORNIDAE) (FOSSIL)
- depressus, Adeorbis depressus G. Seguenza, 1874 - syn of: Megalomphalus disciformis (J. Granata Grillo, 1877) - (TORNIDAE)
- depressus, Clanculus depressus E.C. Von Martens, 1874 - syn of: Clanculus miniatus (H.E. Anton, 1838) - (TROCHIDAE)
- depressus, Trocholites depressus K.E.I. von Eichwald, 1860 † - (TROCHOLITIDAE) (FOSSIL)
- depressus, Unio depressus L.A. Reeve, 1864 - syn of: Velesunio moretonicus (L.A. Reeve, 1865) - (UNIONIDAE)
- depressus, Verrucarion depressus (A. d'Ailly, 1896) - (UROCYCLIDAE)
- depressus, Megalomphalus depressus G. Seguenza, 1874 - syn of: Megalomphalus disciformis (J. Granata Grillo, 1877) - (VANIKORIDAE)
- depressus, Viviparus depressus Strausz, 1942 † - (VIVIPARIDAE) (FOSSIL)
- deprexum, Pusia deprexum G.P. Deshayes, 1834 - syn of: Pusia depexum (G.P. Deshayes, 1834) - (COSTELLARIIDAE)
- depriesteri, Bistolida kieneri depriesteri F.A. Schilder, 1933 - (CYPRAEIDAE)
- deprima, Crepidula deprima B.F. Kensley & Pether, 1986 † - (CALYPTRAEIDAE) (FOSSIL)
- deprima, Discartemon deprima T. Siriboon & S. Panha, 2014 - (STREPTAXIDAE)
- deprimere, Doliella deprimere Garvie, 2013 † - (PYRAMIDELLIDAE) (FOSSIL)
- deprimidum, Oxyloma deprimidum D.S. Franzen, 1973 - (SUCCINEIDAE)
- deprinsi, Antillophos deprinsi K. Fraussen & G.T. Poppe, 2005 - (NASSARIIDAE)
- deprinsi, Circulus deprinsi E. Rolán & F. Swinnen, 2013 - (TORNIDAE)
- deprofundis, Mitra deprofundis H. Turner, 2001 - (MITRIDAE)
- deprofundis, Turbonilla deprofundis K.H. Barnard, 1963 - (PYRAMIDELLIDAE)
- depsilis, Borealicornus depsilis A.V. Sysoev, 1968 † - (CRESTJAHITIDAE) (FOSSIL)
- depsta, Cymbula depsta (L.A. Reeve, 1855) - (PATELLIDAE)
- depstus, Bostryx depstus L.A. Reeve, 1849 - (BULIMULIDAE)
- depulsa, Helicopsis depulsa (I. Pintér, 1969) - (HYGROMIIDAE)
- depulsus, Cryptoconus depulsus Pezant, 1909 † - (CONIDAE) (FOSSIL)
- depulsus, Donax depulsus Pezant, 1908 † - (DONACIDAE) (FOSSIL)
- depygis, Eodrillia depygis (T.A. Conrad, 1833 †) - (CLAVATULIDAE) (FOSSIL)
- depygis, Pleurotoma depygis T.A. Conrad, 1833 † - syn of: Eodrillia depygis (T.A. Conrad, 1833 †) - (TURRIDAE) (FOSSIL)
- derajatensis, Aviculopecten derajatensis L. Waagen, 1881 † - (AVICULOPECTINIDAE) (FOSSIL)
- derancci, Uhligella derancci R. Casey, 1949 † - (DESMOCERATIDAE) (FOSSIL)
- derasa, Megaleuxina derasa (A. Mousson, 1863) - (CLAUSILIIDAE)
- derasa, Tridacna derasa P.F. Röding, 1798 - (TRIDACNIDAE)
- derasa, Tridacna derasa P.F. Röding, 1798 - syn of: Tridacna derasa P.F. Röding, 1798 - (TRIDACNIDAE)
- derasa, Anodonta derasa Zieg - syn of: Anodonta cygnea (C. Linnaeus, 1758) - (UNIONIDAE)
- derasa suanetica, Clausilia derasa suanetica O. Böttger, 1883 - syn of: Megaleuxina derasa (A. Mousson, 1863) - (CLAUSILIIDAE)
- derbentina, Turricaspia derbentina (B.M. Logvinenko & Y.I. Starobogatov, 1968) - (HYDROBIIDAE)
- derbentina, Xeropicta derbentina (I. Krynicki, 1836) - (HYGROMIIDAE)
- derbentina borysthenica, Turricaspia derbentina borysthenica T.L. Alexenko & Y.I. Starobogatov, 1987 - syn of: Euxinipyrgula borysthenica (T.L. Alexenko & Y.I. Starobogatov, 1987) - (HYDROBIIDAE)
- derbentina isomera, Helix derbentina isomera A. Mousson, 1863 - syn of: Xeropicta derbentina (I. Krynicki, 1836) - (HELICIDAE)
- derbentina suprazonata, Helix derbentina suprazonata A. Mousson, 1863 - syn of: Xeropicta derbentina (I. Krynicki, 1836) - (HELICIDAE)
- derbentinus, Eopolita derbentinus (O. Böttger, 1886) - (OXYCHILIDAE)
- derbiosa, Calliotropis derbiosa C. Vilvens, 2004 - (CALLIOTROPIDAE)
- derbyana, Helix derbyana E.A. Smith, 1894 - syn of: Westraltrachia derbyi (J.C. Cox, 1892) - (HELICIDAE)
- derbyi, Bucanella derbyi A.H. Clarke, 1899 † - syn of: Plectonotus derbyi (A.H. Clarke, 1899 †) - (BUCANELLIDAE) (FOSSIL)
- derbyi, Calliostoma derbyi C.J. Maury, 1924 † - (CALLIOSTOMATIDAE) (FOSSIL)
- derbyi, Westraltrachia derbyi (J.C. Cox, 1892) - (CAMAENIDAE)
- derbyi, Diodora derbyi C.J. Maury, 1924 † - (FISSURELLIDAE) (FOSSIL)
- derbyi, Helix derbyi J.C. Cox, 1892 - syn of: Westraltrachia derbyi (J.C. Cox, 1892) - (HELICIDAE)
- derbyi, Plagiostoma derbyi White, 1887 † - (LIMIDAE) (FOSSIL)
- derbyi, Plectonotus derbyi (A.H. Clarke, 1899 †) - (PLECTONOTIDAE) (FOSSIL)
- derbyi, Solaropsis derbyi (H.F.A. von Ihering, 1900) - (PLEURODONTIDAE)
- derbyi, Staffola derbyi (W.H. Dall, 1905) - (PROSERPINELLIDAE)
- derbyi, Proserpina derbyi W.H. Dall, 1905 - syn of: Staffola derbyi (W.H. Dall, 1905) - (PROSERPINIDAE)
- derbyi, Entodina derbyi (H.F.A. von Ihering, 1912) - (SCOLODONTIDAE)
- Dereconcha, Subgenus Saikraconcha (Dereconcha) Yancey & Boyd, 1983 † (SAIKRACONCHIDAE) (FOSSIL)
- Dereconchia, syn of: Subgenus Saikraconcha (Dereconcha) Yancey & Boyd, 1983 † (SAIKRACONCHIDAE) (FOSSIL)
- dereimsi, Bellerophon dereimsi Knod, 1908 † - syn of: Plectonotus dereimsi (Knod, 1908 †) - (BELLEROPHONTIDAE) (FOSSIL)
- dereimsi, Plectonotus dereimsi (Knod, 1908 †) - (PLECTONOTIDAE) (FOSSIL)
- dereimsi, Solariella dereimsi G.F. Dollfus, 1911 - syn of: Lirularia dereimsi (G.F. Dollfus, 1911) - (SOLARIELLIDAE)
- dereimsi, Lirularia dereimsi (G.F. Dollfus, 1911) - (TROCHIDAE)
- derelicta, Doris derelicta P. Fischer, 1867 - syn of: Doris verrucosa C. Linnaeus, 1758 - (DORIDIDAE)
- derelicta, Clathroscala derelicta J. Marwick, 1965 † - (EPITONIIDAE) (FOSSIL)
- derelicta, Mangelia derelicta L.A. Reeve, 1846 - syn of: Mangelia unifasciata derelicta L.A. Reeve, 1846 - (MANGELIIDAE)
- derelicta, Mangelia unifasciata derelicta L.A. Reeve, 1846 - (MANGELIIDAE)
- derelicta, Venerupis derelicta G.P. Deshayes, 1854 - syn of: Irus irus (C. Linnaeus, 1758) - (VENERIDAE)
- derelicta callosa, Cythara derelicta callosa F. Nordsieck, 1977 - syn of: Mangelia callosa (F. Nordsieck, 1977) - (MANGELIIDAE)
- derelictum, Loxonema derelictum J. Perner, 1903 † - (LOXONEMATIDAE) (FOSSIL)
- derelictum, Cyclonema derelictum J. Perner, 1903 † - (PLATYCERATIDAE) (FOSSIL)
- derelictus, Lissoacme derelictus (W.J. Broderip, 1832) - (BULIMULIDAE)
- derelictus, Lithoconus derelictus G.P. Deshayes, 1866 † - (CONIDAE) (FOSSIL)
- derelictus, Potamides derelictus A.E.M. Cossmann & M.A. Peyrot, 1922 † - (POTAMIDIDAE) (FOSSIL)
- derelictus ascendens, Lissoacme derelictus ascendens H.A. Pilsbry, 1944 - (BULIMULIDAE)
- derenica, Otala derenica (P.M. Pallary, 1920) - (HELICIDAE)
- derenica albina, Otala derenica albina (P.M. Pallary, 1920) - (HELICIDAE)
- deretrana, Scurriopsis deretrana J.M. Pacaud, 2004 † - (ACMAEIDAE) (FOSSIL)
- dericata, Oenopota dericata T.A. Okutani, 1964 - (MANGELIIDAE)
- deridderi, Bulimulus deridderi (G. Coppois, 1985) - (BULIMULIDAE)
- derivata, Purpura derivata Harmer † - (MURICIDAE) (FOSSIL)
- derivata, Odostomia derivata Wood, 1879 † - (PYRAMIDELLIDAE) (FOSSIL)
- derivatum, Cerithium derivatum Wood, 1879 † - (CERITHIIDAE) (FOSSIL)
- Derjuginella, Genus Derjuginella T. Habe, 1958 (PYRAMIDELLIDAE)
- derjugini, Astarte derjugini Z.A. Filatova, 1957 - syn of: Astarte crenata (J.E. Gray, 1824) - (ASTARTIDAE)
- derjugini, Caecum derjugini A.N. Golikov, 1967 - (CAECIDAE)
- derjugini, Otukaia rossica derjugini (Y.I. Galkin, 1955) - (CALLIOSTOMATIDAE)
- derjugini, Crepidula derjugini A.N. Golikov & O.V. Kussakin, 1962 - (CALYPTRAEIDAE)
- derjugini, Margarites rossicus derjugini Y.I. Galkin, 1955 - (MARGARITIDAE)
- derjugini, Mysella derjugini G.P. Gorbunov, 1946 - (MONTACUTIDAE)
- derjugini, Onchidoris derjugini (N.I. Volodchenko, 1941) - (ONCHIDORIDIDAE)
- derjugini, Adalaria derjugini N.I. Volodchenko, 1941 - syn of: Onchidoris derjugini (N.I. Volodchenko, 1941) - (ONCHIDORIDIDAE)
- derjugini, Mohrensternia derjugini A.N. Golikov & Licharev, 1985 - syn of: Frigidoalvania asura (M. Yokoyama, 1926) - (RISSOIDAE)
- derjugini, Tindaria derjugini G.P. Gorbunov, 1946 - (TINDARIIDAE)
- derjugini, Gibbula derjugini P. Bartsch, 1929 - (TROCHIDAE)
- derjugini, Velutina derjugini P. Bartsch in K.M. Derjugin, 1950 - syn of: Limneria prolongata (P.P. Carpenter, 1864) - (VELUTINIDAE)
- derjugini, Yoldiella derjugini O.A. Scarlato, 1981 - (YOLDIIDAE)
- derkai, Vexillum derkai (M. Herrmann, 2012) - (COSTELLARIIDAE)
- derkai, Pusia derkai M. Herrmann, 2012 - syn of: Vexillum derkai (M. Herrmann, 2012) - (COSTELLARIIDAE)
- derkai, Dolichupis derkai D. Fehse & J. Grego, 2002 - (TRIVIIDAE)
- dermapyrrhosa, Perrottetia dermapyrrhosa T. Siriboon & S. Panha, 2014 - (STREPTAXIDAE)
- Dermatobranchus, Genus Dermatobranchus J.C. van Hasselt, 1824 (ARMINIDAE)
- Dermatocera, syn of: Genus Leptopoma L. Pfeiffer, 1847 (CYCLOPHORIDAE)
- Dermatomya, Genus Dermatomya W.H. Dall, 1889 (POROMYIDAE)
- dermestina, Mitra dermestina J.B.P.A. Lamarck, 1811 - syn of: Pusia dermestinum (J.B.P.A. Lamarck, 1811) - (MITRIDAE)
- dermestina, Nassa dermestina A.A. Gould, 1860 † - syn of: Reticunassa paupera dermestina (A.A. Gould, 1860 †) - (NASSARIIDAE) (FOSSIL)
- dermestina, Nassarius dermestina A.A. Gould, 1860 † - syn of: Reticunassa paupera dermestina (A.A. Gould, 1860 †) - (NASSARIIDAE) (FOSSIL)
- dermestina, Reticunassa paupera dermestina (A.A. Gould, 1860 †) - (NASSARIIDAE) (FOSSIL)
- dermestinum, Pusia dermestinum (J.B.P.A. Lamarck, 1811) - (COSTELLARIIDAE)
- dermestoidea, Pseudamycla dermestoidea (J.B.P.A. Lamarck, 1822) - (COLUMBELLIDAE)
- dermestoideum, Buccinum dermestoideum J.B.P.A. Lamarck, 1822 - syn of: Pseudamycla dermestoidea (J.B.P.A. Lamarck, 1822) - (BUCCINIDAE)
- dermestoideum, Buccinum dermestoideum B.C.M. Payraudeau, 1826 † - syn of: Tritia corniculum (A.G. Olivi, 1792 †) - (BUCCINIDAE) (FOSSIL)
- dermoi, Theba pisana dermoi (G. Servain, 1885) - (HELICIDAE)
- Dermomurex, Genus Dermomurex T.A. de M. Monterosato, 1890 (MURICIDAE)
- dernaica, Margaritifera dernaica P.M. Pallary, 1928 - syn of: Margaritifera marocana P.M. Pallary, 1918 - (MARGARITIFERIDAE)
- dernburgi, Barymactra dernburgi Bohm & Weisfermel, 1913 † - (MACTRIDAE) (FOSSIL)
- Deroceras, Genus Deroceras C.S. Rafinesque, 1820 (AGRIOLIMACIDAE)
- deroeveri, Somoholites deroeveri F.L. Saunders, 1971 † - (SOMOHOLITIDAE) (FOSSIL)
- derogata, Amandana derogata (L. Pfeiffer, 1859) - (HYGROMIIDAE)
- derognati, Ancyloceras matheronianum derognati G.F. Roch, 1927 † - (ANCYLOCERATIDAE) (FOSSIL)
- Derolytoceras, Subgenus Lytoceras (Derolytoceras) Monestier, 1931 † (LYTOCERATIDAE) (FOSSIL)
- derongensis, Baylea derongensis Pan & Yu, 1993 † - (GOSSELETINIDAE) (FOSSIL)
- derosa, Erronea derosa J.F. Gmelin, 1791 - syn of: Erronea caurica (C. Linnaeus, 1758) - (CYPRAEIDAE)
- derosa, Erosaria derosa A. Risso, 1826 - syn of: Erosaria helvola (C. Linnaeus, 1758) - (CYPRAEIDAE)
- deroyae, Admetula deroyae R.E. Petit, 1970 - (CANCELLARIIDAE)
- deroyae, Cotonopsis deroyae W.K. Emerson & A. D'Attilio, 1969 - (COLUMBELLIDAE)
- deroyae, Amaea deroyae H. DuShane, 1970 - (EPITONIIDAE)
- deroyae, Fissurella deroyae J.H. McLean, 1970 - (FISSURELLIDAE)
- deroyae, Rimosodaphnella deroyae J.H. McLean & L.H. Poorman, 1971 - (RAPHITOMIDAE)
- deroyana, Pteropurpura deroyana S.S. Berry, 1968 - (MURICIDAE)
- deroyi, Naesiotus deroyi A.G. Smith, 1972 - (BULIMULIDAE)
- deroyorum, Babelomurex deroyorum D'Attilio & B.W. Myers, 1984 - (MURICIDAE)
- deroyorum, Buridrillia deroyorum W.K. Emerson & J.H. McLean, 1992 - (PSEUDOMELATOMIDAE)
- derrubado, Africonus derrubado (E. Rolán & F. Fernandes, 1990) - (CONIDAE)
- Derstolida, syn of: Genus Bistolida A.E.M. Cossmann, 1920 (CYPRAEIDAE)
- dertamygdaloides, Zonaria dertamygdaloides F. Sacco, 1894 † - (CYPRAEIDAE) (FOSSIL)
- dertavicula, Megacardita dertavicula (F. Sacco, 1899 †) - (CARDITIDAE) (FOSSIL)
- dertoconvexus, Polinices redemptus dertoconvexus (F. Sacco, 1891 †) - (NATICIDAE) (FOSSIL)
- dertocylindrica, Melanopsis narzolina dertocylindrica F. Sacco, 1895 † - (MELANOPSIDAE) (FOSSIL)
- dertogibbus, Chelyconus dertogibbus Sacco, 1893 † - (CONIDAE) (FOSSIL)
- dertogranosa, Bathytoma cataphracta dertogranosa F. Sacco, 1904 † - (BORSONIIDAE) (FOSSIL)
- dertoliva, Melanopsis pedemontana dertoliva F. Sacco, 1895 † - (MELANOPSIDAE) (FOSSIL)
- dertomamilla, Tectonatica dertomamilla (F. Sacco, 1891 †) - (NATICIDAE) (FOSSIL)
- dertominor, Niveria dertominor (F. Sacco, 1894) - (TRIVIIDAE)
- dertonensis, Ocinebrina sublavata dertonensis (C. Mayer, 1872) † - (MURICIDAE) (FOSSIL)
- dertonensis, Niveria dertonensis (O.G. Michelotti, 1847) - (TRIVIIDAE)
- Dertonia, Genus Dertonia Bellardi, 1884 † (NEOGASTROPODA (UNASSIGNED)) (FOSSIL)
- dertoparva, Chione dertoparva (F. Sacco, 1889 †) - (VENERIDAE) (FOSSIL)
- dertoparva merignacensis, Chione dertoparva merignacensis A.E.M. Cossmann & M.A. Peyrot, 1909 † - (VENERIDAE) (FOSSIL)
- dertoparvula, Niveria dertoparvula (F. Sacco, 1894) - (TRIVIIDAE)
- dertosensis, Chondrina dertosensis A. Bofill, 1886 - syn of: Chondrina farinesii C. des Moulins, 1835 - (CHONDRINIDAE)
- dertosulcatum, Cerithium apenninicum dertosulcatum F. Sacco, 1895 † - (CERITHIIDAE) (FOSSIL)
- dertovaricosa, Sveltia dertovaricosa F. Sacco, 1890 † - (CANCELLARIIDAE) (FOSSIL)
- dertra, Caryodes dufresnii dertra T. Iredale, 1937 - (CARYODIDAE)
- derua, Fluviopupa derua M. Haase, W.F. Ponder & P. Bouchet, 2006 - (HYDROBIIDAE)
- derugata, Velutina derugata E. Becher - (VELUTINIDAE)
- derupta, Dosinia derupta A. Römer, 1860 - syn of: Pelecyora nana (L.A. Reeve, 1850) - (VENERIDAE)
- derventica, Grossuana derventica D.G. Georgiev & P. Glöer, 2013 - (HYDROBIIDAE)
- derwiduii, Donaldiella derwiduii (A.W. Grabau, 1922 †) - (LOPHOSPIRIDAE) (FOSSIL)
- derwiduii, Pagodispira derwiduii A.W. Grabau, 1922 † - syn of: Donaldiella derwiduii (A.W. Grabau, 1922 †) - (LOPHOSPIRIDAE) (FOSSIL)
- derzhavini, Pyrgula derzhavini B.M. Logvinenko & Y.I. Starobogatov, 1968 - (HYDROBIIDAE)
- derzhavini, Beringiana derzhavini V.V. Bogatov & Y.I. Starobogatov, 2001 - syn of: Anodonta beringiana (A.T. von Middendorff, 1851) - (UNIONIDAE)
- desabatae, Alvania desabatae Amati & Smriglio, 2016 - (RISSOIDAE)
- desaintlaurentae, Gadila desaintlaurentae V. Scarabino, 1995 - (GADILIDAE)
- desalesii, Asperdaphne desalesii (J.E. Tenison-Woods, 1877) - (RAPHITOMIDAE)
- desaretica, Montenegrina hiltrudae desaretica Z. Fehér & M. Szekeres, 2016 - (CLAUSILIIDAE)
- desatoyense, Trachyceras desatoyense Johnston, 1941 † - (TRACHYCERATIDAE) (FOSSIL)
- desbruyeresi, Thermosipho desbruyeresi (T.A. Okutani & S. Ohta, 1993) - (BUCCINIDAE)
- desbruyeresi, Laeviphitus desbruyeresi A. Warén & P. Bouchet, 2001 - (ELACHISINIDAE)
- desbruyeresi nipponensis, Eosipho desbruyeresi nipponensis T.A. Okutani & Y. Fujiwara, 2000 - syn of: Thermosipho desbruyeresi (T.A. Okutani & S. Ohta, 1993) - (BUCCINIDAE)
- Desbruyeresia, Genus Desbruyeresia A. Warén & P. Bouchet, 1993 (PROVANNIDAE)
- desbyi, Entodina desbyi (H.F.A. von Ihering, 1912) - (SCOLODONTIDAE)
- descartesana, Amplirhagada descartesana F. Köhler, 2010 - (CAMAENIDAE)
- descendens, Perrona jouanneti descendens (Hilber, 1879 †) - (CLAVATULIDAE) (FOSSIL)
- descendens, Strombina descendens (E.C. Von Martens, 1904) - (COLUMBELLIDAE)
- descendens, Zilchogyra descendens W.K. Weyrauch, 1965 - (HELICODISCIDAE)
- descendens, Actinella actinophora descendens (T.V. Wollaston, 1878) - (HYGROMIIDAE)
- descendens, Maeneceras descendens A. Schmidt, 1922 † - (SPORADOCERATIDAE) (FOSSIL)
- deschampsi, Pedipes deschampsi C.M.F. Ancey, 1887 - (ELLOBIIDAE)
- deschampsi, Epitonium deschampsi E.F. Garcia, 2003 - (EPITONIIDAE)
- deschampsi, Cadulus deschampsi V. Scarabino, 2008 - (GADILIDAE)
- deschampsi, Tricolia deschampsi S. Gofas, 1993 - (PHASIANELLIDAE)
- deschampsi, Turbonilla deschampsi A. Peñas & E. Rolán, 2010 - (PYRAMIDELLIDAE)
- deschampsi, Teinostoma deschampsi F.P. Jousseaume, 1881 - (TORNIDAE)
- deschampsiana, Tacheocampylaea romagnolii deschampsiana (P. Hagenmüller, 1888) - (HELICIDAE)
- descipiens, Chenopus descipiens H.C. Weinkauff, 1867 - syn of: Aporrhais serresianus (A. Michaud, 1828) - (APORRHAIDAE)
- desciscens, Chenopus desciscens R.A. Philippi, 1844 - syn of: Aporrhais serresianus (A. Michaud, 1828) - (APORRHAIDAE)
- desciscens, Cyclostoma desciscens K.L. Pfeiffer, 1951 - syn of: Lithidion souleyetianum (S.A.A. Petit De La Saussaye, 1850) - (POMATIIDAE)
- descripta, Anomia trigonopsis descripta T. Iredale, 1936 - (ANOMIIDAE)
- desculpta, Hemicycla desculpta (A. Mousson, 1872) - (HELICIDAE)
- desculpta, Tudora megacheilus desculpta H.B. Baker, 1924 - (POMATIIDAE)
- desculptum, Cerion uva desculptum H.A. Pilsbry & E.G. Vanatta, 1896 - (CERIONIDAE)
- deseadense, Savatieria deseadense Z.J.A. De Castellanos & D. Fernandez, 1975 - (BUCCINIDAE)
- desereti, Euconospira desereti W.J. Gordon & E.L. Yochelson, 1987 † - (GOSSELETINIDAE) (FOSSIL)
- Deseretospira, Genus Deseretospira Gordon & Yochelson, 1987 † (GOSSELETINIDAE) (FOSSIL)
- deserta, Amnicola deserta H.A. Pilsbry, 1916 - syn of: Pyrgulopsis deserta (H.A. Pilsbry, 1916) - (AMNICOLIDAE)
- deserta, Ctenodonta deserta Reed, 1952 † - (CTENODONTIDAE) (FOSSIL)
- deserta, Pyrgulopsis deserta (H.A. Pilsbry, 1916) - (HYDROBIIDAE)
- deserta, Oxyperas deserta A.A. Olsson, 1928 † - (MACTRIDAE) (FOSSIL)
- deserta, Pseudocominella deserta (D.C. Solander, 1766 †) - (NASSARIIDAE) (FOSSIL)
- deserta, Powellisetia deserta (E.A. Smith, 1907) - (RISSOIDAE)
- desertae, Steenbergia desertae G. Mandahl-Barth, 1950 - (HYGROMIIDAE)
- desertae, Cryptaxis desertae T.V. Wollaston, 1878 - syn of: Cryptaxis groviana vulcania (R.T. Lowe, 1852) - (HYGROMIIDAE)
- Desertella, Genus Desertella Haug, 1905 † (DESERTELLIDAE) (FOSSIL)
- DESERTELLIDAE Dechaseaux, 1947 † - Family (BIVALVIA-PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-TRIGONODOIDEA [Superfamily]) (FOSSIL)
- deserti, Cassiope deserti J.H.F. Douvillé, 1916 † - (CASSIOPIDAE) (FOSSIL)
- deserti, Cylindrites deserti J.H.F. Douvillé, 1916 † - (CEPHALASPIDAE) (FOSSIL)
- deserti, Idonearca deserti J.H.F. Douvillé, 1916 † - (CUCULLAEIDAE) (FOSSIL)
- deserti, Gastrocopta deserti H.A. Pilsbry, 1917 - (GASTROCOPTIDAE)
- deserti, Knemiceras deserti Mahmoud, 1955 † - (KNEMICERATIDAE) (FOSSIL)
- deserti, Cercomya deserti J.H.F. Douvillé, 1916 † - (LATERNULIDAE) (FOSSIL)
- deserti, Sinum deserti Awad & Abed, 1967 † - (NATICIDAE) (FOSSIL)
- deserti, Argopecten deserti (T.A. Conrad, 1855 †) - (PECTINIDAE) (FOSSIL)
- deserti, Arcomya deserti J.H.F. Douvillé, 1916 † - (PHOLADOMYIDAE) (FOSSIL)
- deserti, Procerithium deserti J.H.F. Douvillé, 1916 † - (PROCERITHIIDAE) (FOSSIL)
- deserti, Purpuroidea deserti Douville, 1925 † - (PURPUROIDEIDAE) (FOSSIL)
- deserti, Ermoceras deserti J.H.F. Douvillé, 1916 † - (STEPHANOCERATIDAE) (FOSSIL)
- deserti, Pseudomesalia deserti J.H.F. Douvillé, 1916 † - (TURRITELLIDAE) (FOSSIL)
- deserti, Flaventia deserti J.H.F. Douvillé, 1916 † - (VENERIDAE) (FOSSIL)
- desertica, Rimella desertica Cuvillier, 1935 † - (RIMELLIDAE) (FOSSIL)
- deserticola, Heleobia deserticola G. Collado, 2015 - (COCHLIOPIDAE)
- Deserticola, Subgenus Otala (Deserticola) P. Hesse, 1911 (HELICIDAE)
- deserticola, Melanopsis deserticola T.N. Annandale & B. Prashad, 1919 - (MELANOPSIDAE)
- deserticus, Adrarunio deserticus (D. Mongin, 1968 †) - (NAKAMURANAIADIDAE) (FOSSIL)
- deserticus, Unio deserticus D. Mongin, 1968 † - syn of: Adrarunio deserticus (D. Mongin, 1968 †) - (UNIONIDAE) (FOSSIL)
- desertorum, Euchondrus desertorum (T. Rochanaburananda, 1881) - (ENIDAE)
- desertorum, Eremina desertorum (P. Forsskål, 1775) - (HELICIDAE)
- desertorum, Eremarionta rowelli desertorum (H.A. Pilsbry & J.H. Ferriss, 1908) - (HELMINTHOGLYPTIDAE)
- desertorum, Pseudamnicola desertorum J.R. Bourguignat, 1862 - syn of: Pseudamnicola letourneuxiana (J.R. Bourguignat, 1862) - (HYDROBIIDAE)
- desertorum, Melanopsis desertorum J.R. Bourguignat, 1884 - (MELANOPSIDAE)
- desertorum, Nautilus desertorum J.H.F. Douvillé, 1916 † - syn of: Eutrephoceras douvillei Spath, 1927 † - (NAUTILIDAE) (FOSSIL)
- desertorum, Dinarites desertorum Smith, 1914 † - syn of: Metadinarites desertorus (Smith, 1914 †) - (SIBIRITIDAE) (FOSSIL)
- desertorus, Metadinarites desertorus (Smith, 1914 †) - (APLOCOCERATIDAE) (FOSSIL)
- desertorus, Cimomia desertorus C.A. von Zittel, 1902 † - (HERCOGLOSSIDAE) (FOSSIL)
- Desertospira, syn of: Genus Deseretospira Gordon & Yochelson, 1987 † (GOSSELETINIDAE) (FOSSIL)
- desertum, Metrioceras desertum P.A. Zhuravleva, 1972 † - syn of: Lysagoroceras subfusiforme (Münster, 1840 †) - (DISCOSORIDA (unassigned)) (FOSSIL)
- desertum, Orthorizoceras desertum Kröger, 2008 † - (ONCOCERATIDAE) (FOSSIL)
- desetangsii, Scabricola desetangsii (L.C. Kiener, 1838) - (MITRIDAE)
- desgarzii, Elaphroconcha javacensis desgarzii (J.B. Hombron & C.H. Jacquinot, 1846) - (ARIOPHANTIDAE)
- desgenettesi, Retusa desgenettesi J.V. Audouin, 1826 - syn of: Retusa desgenettii (J.V. Audouin, 1826) - (RETUSIDAE)
- desgenettii, Bulla desgenettii J.V. Audouin, 1826 - syn of: Retusa desgenettii (J.V. Audouin, 1826) - (BULLIDAE)
- desgenettii, Retusa desgenettii (J.V. Audouin, 1826) - (RETUSIDAE)
- desgrazii, Elaphroconcha desgrazii (J.B. Hombron & C.H. Jacquinot, 1846) - (ARIOPHANTIDAE)
- Deshagesia, syn of: Genus Deshayesii Berge, 1855 † (NUCULIDAE) (FOSSIL)
- Deshagesii, syn of: Genus Deshayesii Berge, 1855 † (NUCULIDAE) (FOSSIL)
- deshaii, Nototeredo deshaii J.L.A. Quatrefages, 1849 - syn of: Nototeredo norvagica (L. Spengler, 1792) - (TEREDINIDAE)
- deshayana, Neithea deshayana (Matheron, 1843 †) - (PECTINIDAE) (FOSSIL)
- deshayesea, Bourguetia deshayesea (Terquem, 1855 †) - (CAENOGASTROPODA (UNASSIGNED)) (FOSSIL)
- deshayesea, Gastrochaena deshayesea Buvignier, 1852 † - (GASTROCHAENIDAE) (FOSSIL)
- deshayesea, Rostellaria deshayesea Buvignier, 1852 † - syn of: Cuphosolenus deshayeseus (Buvignier, 1852 †) - (ROSTELLARIIDAE) (FOSSIL)
- deshayeseus, Cuphosolenus deshayeseus (Buvignier, 1852 †) - (APORRHAIDAE) (FOSSIL)
- deshayesi, Acteon deshayesi J.B.C.P. de Raincourt & Munier, 1863 † - (ACTEONIDAE) (FOSSIL)
- deshayesi, Beloptera deshayesi Vincent, 1901 † - (BELOPTERIIDAE) (FOSSIL)
- deshayesi, Mesembrinus deshayesi (L. Pfeiffer, 1845) - (BULIMULIDAE)
- deshayesi, Caecum deshayesi L. de Folin, 1869 - syn of: Meioceras nitidum (W. Stimpson, 1851) - (CAECIDAE)
- deshayesi, Callochiton deshayesi K.H.J. Thiele, 1909 - (CALLOCHITONIDAE)
- deshayesi, Diacavolinia deshayesi S. Van Der Spoel, P. Bleeker & H. Kobayasi, 1993 - (CAVOLINIIDAE)
- deshayesi, Chiton deshayesi Terquem, 1852 † - (CHITONIDAE) (FOSSIL)
- deshayesi, Columbella deshayesi L. de Folin, 1867 - syn of: Parvanachis pygmaea (G.B. I Sowerby, 1832) - (COLUMBELLIDAE)
- deshayesi, Cryptoconus priscus deshayesi (C. des Moulins, 1842 †) - (CONIDAE) (FOSSIL)
- deshayesi, Deshayesites deshayesi (Leymerie, 1840 †) - (DESHAYESITIDAE) (FOSSIL)
- deshayesi, Dimya deshayesi (M. Rouault, 1849 †) - (DIMYIDAE) (FOSSIL)
- deshayesi, Eulima deshayesi A.E.M. Cossmann, 1888 † - (EULIMIDAE) (FOSSIL)
- deshayesi, Scalenostoma deshayesi A. Adams, 1870 - syn of: Scalenostoma carinatum G.P. Deshayes, 1863 - (EULIMIDAE)
- deshayesi, Triptychia deshayesi (Bourguignat, 1877) † - (FILHOLIIDAE) (FOSSIL)
- deshayesi, Gastrochaena deshayesi R. Sturany, 1899 - syn of: Cucurbitula cymbium (L. Spengler, 1783) - (GASTROCHAENIDAE)
- deshayesi, Glycymeris glycymeris deshayesi (C. Mayer, 1868 †) - (GLYCYMERIDIDAE) (FOSSIL)
- deshayesi, Leptochiton deshayesi (Terquem, 1852 †) - (LEPTOCHITONIDAE) (FOSSIL)
- deshayesi, Melaraphe deshayesi A.E.M. Cossmann, 1888 † - (LITTORINIDAE) (FOSSIL)
- deshayesi, Mactra deshayesi L.A. Reeve, 1854 - (MACTRIDAE)
- deshayesi, Marginella deshayesi O.G. Michelotti, 1847 † - (MARGINELLIDAE) (FOSSIL)
- deshayesi, Concholepas deshayesi J.P. Rambur, 1862 † - (MURICIDAE) (FOSSIL)
- deshayesi, Sinum clathratum deshayesi (O.G. Michelotti, 1847 †) - (NATICIDAE) (FOSSIL)
- deshayesi, Nautilus deshayesi J.L.M. Defrance, 1825 † - syn of: Aturia aturi (B. de Basterot, 1825 †) - (NAUTILIDAE) (FOSSIL)
- deshayesi, Escutiella deshayesi (A. Moquin-Tandon, 1848) - (PARMACELLIDAE)
- deshayesi, Pereiraea deshayesi Mayer-Eymar † - (PEREIRAEIDAE) (FOSSIL)
- deshayesi, Pinna deshayesi C. Mayer, 1864 † - (PINNIDAE) (FOSSIL)
- deshayesi, Odostomia deshayesi Briart & Cornet, 1870 † - (PYRAMIDELLIDAE) (FOSSIL)
- deshayesi, Rissoina deshayesi G. Schwartz, 1860 - (RISSOINIDAE)
- deshayesi, Schismope deshayesi A.E.M. Cossmann, 1883 † - (SCISSURELLIDAE) (FOSSIL)
- deshayesi, Abra deshayesi J.A.H. Bosquet, 1864 † - (SEMELIDAE) (FOSSIL)
- deshayesi, Spondylus deshayesi O.G. Michelotti, 1847 † - (SPONDYLIDAE) (FOSSIL)
- deshayesi, Gonospira deshayesi A. Adams, 1868 - (STREPTAXIDAE)
- deshayesi, Glessula deshayesi (L. Pfeiffer, 1853) - (SUBULINIDAE)
- deshayesi, Nototeredo deshayesi É. Lamy, 1926 non Archaic, 1854 - syn of: Nototeredo norvagica (L. Spengler, 1792) - (TEREDINIDAE)
- deshayesi, Testacella deshayesi A. Michaud, 1835 - syn of: Testacella maugei A.E.J. Férussac, 1819 - (TESTACELLIDAE)
- deshayesi, Coralliophaga deshayesi (C. Mayer, 1861 †) - (TRAPEZIDAE) (FOSSIL)
- deshayesi, Protoma deshayesi (d'Archiac, 1850 †) - (TURRITELLIDAE) (FOSSIL)
- deshayesi, Microstagon deshayesi A.E.M. Cossmann, 1913 † - (UNGULINIDAE) (FOSSIL)
- deshayesi, Unio deshayesi A. Michaud, 1831 - syn of: Unio pictorum (C. Linnaeus, 1758) - (UNIONIDAE)
- deshayesi, Valvata deshayesi Denainvilliers, 1875 † - (VALVATIDAE) (FOSSIL)
- deshayesi, Tapes deshayesi (Sowerby, 1852 †) - (VENERIDAE) (FOSSIL)
- deshayesi, Clementia deshayesi A.E.M. Cossmann, 1886 † - (VENERIDAE) (FOSSIL)
- deshayesi, Vermetus deshayesi (C. Mayer, 1889 †) - (VERMETIDAE) (FOSSIL)
- deshayesi, Cymbiola deshayesi (L.A. Reeve, 1854) - (VOLUTIDAE)
- deshayesi, Xenophora deshayesi O.G. Michelotti, 1847 † - (XENOPHORIDAE) (FOSSIL)
- deshayesi nigricans, Mitra deshayesi nigricans P. Dautzenberg & J.L. Bouge, 1923 - syn of: Vexillum michaui (J.C.H. Crosse & P.H. Fischer, 1864) - (MITRIDAE)
- Deshayesia, Subgenus Cernina (Deshayesia) Raulin, 1844 † (AMPULLINIDAE) (FOSSIL)
- deshayesia, Patelloida deshayesia D.R. Lindberg & G.J. Vermeij, 1985 † - (LOTTIIDAE) (FOSSIL)
- deshayesiana, Volutharpa deshayesiana P. Fischer, 1856 - syn of: Volutharpa ampullacea (A.T. von Middendorff, 1848) - (BUCCINIDAE)
- deshayesiana, Trigonostoma deshayesiana (J.P.S. Grateloup, 1832 †) - (CANCELLARIIDAE) (FOSSIL)
- deshayesiana, Balea deshayesiana J.R. Bourguignat, 1857 - syn of: Balea perversa (C. Linnaeus, 1758) - (CLAUSILIIDAE)
- deshayesiana, Dimya deshayesiana M. Rouault, 1850 † - (DIMYIDAE) (FOSSIL)
- deshayesiana, Bornia deshayesiana R.B. Hinds, 1845 - syn of: Pythina deshayesiana (R.B. Hinds, 1845) - (KELLIIDAE)
- deshayesiana, Pythina deshayesiana (R.B. Hinds, 1845) - (LASAEIDAE)
- deshayesiana, Melanopsis deshayesiana J. Gassies, 1863 - syn of: Melanopsis frustulum P.M.A. Morelet, 1857 - (MELANOPSIDAE)
- deshayesiana, Nassa deshayesiana A. Issel, 1866 - syn of: Nassarius deshayesianus (A. Issel, 1866) - (NASSARIIDAE)
- deshayesiana, Natica deshayesiana P. Nyst, 1843 † - (NATICIDAE) (FOSSIL)
- deshayesiana, Olivancillaria deshayesiana Ducros, 1857 - (OLIVIDAE)
- deshayesiana, Pedicularia deshayesiana G. Seguenza, 1865 - syn of: Pedicularia sicula W.J. Swainson, 1840 - (PEDICULARIIDAE)
- deshayesiana, Tropidophora deshayesiana (S.A.A. Petit De La Saussaye, 1841) - (POMATIIDAE)
- deshayesiana, Redonia deshayesiana M. Rouault, 1851 † - syn of: Redonia deshayesii M. Rouault, 1851 † - (REDONIIDAE) (FOSSIL)
- deshayesiana, Redonia deshayesiana Fischer, 1886 † - syn of: Redonia deshayesii M. Rouault, 1851 † - (REDONIIDAE) (FOSSIL)
- deshayesiana, Redonia deshayesiana Sharpe, 1853 † - syn of: Redonia deshayesii M. Rouault, 1851 † - (REDONIIDAE) (FOSSIL)
- deshayesiana, Rissoa deshayesiana C.A. Récluz, 1843 - syn of: Chrysallida excavata (R.A. Philippi, 1836) - (RISSOIDAE)
- deshayesiana, Phosinella deshayesiana (C.A. Récluz, 1843) - (RISSOINIDAE)
- deshayesiana, Semele deshayesiana L.L. Vaillant, 1865 - syn of: Semele striata (L.A. Reeve, 1853) - (SEMELIDAE)
- deshayesiana, Vanikoro ligata deshayesiana (C.A. Récluz, 1843) - (VANIKORIDAE)
- deshayesiana, Circe deshayesiana (B. de Basterot, 1825 †) - (VENERIDAE) (FOSSIL)
- deshayesiana, Venus deshayesiana J.J. Bianconi, 1856 - syn of: Tapes sulcarius (J.B.P.A. Lamarck, 1818) - (VENERIDAE)
- deshayesiana, Spinosipella deshayesiana (P. Fischer, 1862) - (VERTICORDIIDAE)
- deshayesiana, Portlandia deshayesiana (P. Nyst, 1835 †) - (YOLDIIDAE) (FOSSIL)
- deshayesiana duvaliana, Redonia deshayesiana duvaliana M. Rouault, 1851 † - syn of: Redonia deshayesii M. Rouault, 1851 † - (REDONIIDAE) (FOSSIL)
- deshayesianum, Cardium deshayesianum J.J. Bianconi, 1856 - syn of: Fulvia fragilis (P. Forsskål in C. Niebuhr, 1775) - (CARDIIDAE)
- deshayesianum, Anostoma deshayesianum P. Fischer, 1857 - (ODONTOSTOMIDAE)
- deshayesianum, Resupinata deshayesianum (J.C.H. Crosse & P.H. Fischer, 1873) - (UROCOPTIDAE)
- deshayesianus, Colubratriton deshayesianus (A.G. Beu & P.A. Maxwell, 1987 †) - (CANCELLARIIDAE) (FOSSIL)
- deshayesianus, Nassarius deshayesianus (A. Issel, 1866) - (NASSARIIDAE)
- deshayesianus, Hypselartemon deshayesianus (J.C.H. Crosse, 1863) - (STREPTAXIDAE)
- deshayesianus, Athleta deshayesianus (M. Rouault, 1849 †) - (VOLUTIDAE) (FOSSIL)
- Deshayesiella, Genus Deshayesiella P.P. Carpenter in W.H. Dall, 1879 (LEPTOCHITONIDAE)
- deshayesii, Achatinella deshayesii P.M.A. Morelet - syn of: Amastra assimilis (W. Newcomb, 1854) - (ACHATINELLIDAE)
- deshayesii, Arca deshayesii S.C.T. Hanley, 1843 - syn of: Anadara notabilis (P.F. Röding, 1798) - (ARCIDAE)
- deshayesii, Anadara deshayesii S.C.T. Hanley, 1843 - syn of: Anadara notabilis (P.F. Röding, 1798) - (ARCIDAE)
- deshayesii, Trigonopis deshayesii (Morris & J. Lycett, 1855 †) - (ASTARTIDAE) (FOSSIL)
- deshayesii, Bullina deshayesii H.A. Pilsbry, 1894 - (BULLINIDAE)
- deshayesii, Crepidula deshayesii L. de Folin, 1867 - syn of: Crepidula unguiformis J.B.P.A. Lamarck, 1822 - (CALYPTRAEIDAE)
- deshayesii, Loxotaphrus deshayesii (A. Duval, 1841) - (CANCELLARIIDAE)
- deshayesii, Acanthocardia deshayesii (B.C.M. Payraudeau, 1826) - (CARDIIDAE)
- deshayesii, Euplica deshayesii (J.C.H. Crosse, 1859) - (COLUMBELLIDAE)
- deshayesii, Pyrene deshayesii J.C.H. Crosse, 1859 - syn of: Euplica deshayesii (J.C.H. Crosse, 1859) - (COLUMBELLIDAE)
- deshayesii, Conus deshayesii Bellardi & Michelotti, 1841 † - (CONIDAE) (FOSSIL)
- deshayesii, Conus deshayesii L.A. Reeve, 1843 - syn of: Gastridium cuvieri (J.C.H. Crosse, 1858) - (CONIDAE)
- deshayesii, Vexillum deshayesii (L.A. Reeve, 1844) - (COSTELLARIIDAE)
- deshayesii, Cylichna deshayesii H.A. Pilsbry, 1894 - (CYLICHNIDAE)
- deshayesii, Donax deshayesii R.W. Dunker, 1853 - syn of: Donax cuneatus C. Linnaeus, 1758 - (DONACIDAE)
- deshayesii, Peristernia deshayesii H.C. Küster & W. Kobelt, 1876 - syn of: Peristernia nassatula (J.B.P.A. Lamarck, 1822) - (FASCIOLARIIDAE)
- deshayesii, Myllita deshayesii D'Orbigny & C.A. Récluz, 1850 - (LASAEIDAE)
- deshayesii, Lucina deshayesii Klipstein, 1843 † - syn of: Lucina dubia (Münster, 1841 †) - (LUCINIDAE) (FOSSIL)
- deshayesii, Mactra deshayesii T.A. Conrad, 1868 - syn of: Mactrotoma nasuta (Gould, 1851) - (MACTRIDAE)
- deshayesii, Guraleus deshayesii (R.W. Dunker, 1860) - (MANGELIIDAE)
- deshayesii, Mitra deshayesii L.A. Reeve, 1844 - syn of: Vexillum deshayesii (L.A. Reeve, 1844) - (MITRIDAE)
- deshayesii, Eopaziella deshayesii (P. Nyst, 1836 †) - (MURICIDAE) (FOSSIL)
- deshayesii, Nassarius deshayesii (J.B. Hombron & C.H. Jacquinot, 1848) - (NASSARIIDAE)
- deshayesii, Nassa deshayesii C. Rousseau, 1854 - syn of: Nassarius livescens (R.A. Philippi, 1849) - (NASSARIIDAE)
- deshayesii, Nassa deshayesii H. Drouët, 1858 - syn of: Tritia incrassata (H. Strøm, 1768) - (NASSARIIDAE)
- deshayesii, Natica deshayesii Klipstein, 1843 † - syn of: Fedaiella elongata (Münster, 1841 †) - (NATICIDAE) (FOSSIL)
- deshayesii, Nerita deshayesii C.A. Récluz, 1841 - syn of: Nerita scabricosta J.B.P.A. Lamarck, 1822 - (NERITIDAE)
- Deshayesii, Genus Deshayesii Berge, 1855 † (NUCULIDAE) (FOSSIL)
- deshayesii, Chlamys deshayesii Lea, 1833 † - (PECTINIDAE) (FOSSIL)
- deshayesii, Redonia deshayesii M. Rouault, 1851 † - (REDONIIDAE) (FOSSIL)
- deshayesii, Scrobicularia deshayesii C.A. Récluz, 1869 - syn of: Scrobicularia plana (E.M. Da Costa, 1778) - (SCROBICULARIIDAE)
- deshayesii, Lavigno deshayesii C.A. Récluz, 1869 - syn of: Scrobicularia plana (E.M. Da Costa, 1778) - (SCROBICULARIIDAE)
- deshayesii, Solecurtus deshayesii C. des Moulins, 1832 † - (SOLECURTIDAE) (FOSSIL)
- deshayesii, Macha deshayesii R.W. Dunker, 1862 - syn of: Solecurtus subcandidus R. Sturany, 1899 - (SOLECURTIDAE)
- deshayesii, Tellina deshayesii S.C.T. Hanley, 1844 - (TELLINIDAE)
- deshayesii, Terebra deshayesii L.A. Reeve, 1860 - (TEREBRIDAE)
- deshayesii, Tonna deshayesii (L.A. Reeve, 1849) - (TONNIDAE)
- deshayesii, Unedogemmula deshayesii (E. Doumet, 1840) - (TURRIDAE)
- deshayesii, Omalaxis deshayesii V.L.V. Potiez & A. Michaud, 1836 † - (TURRITELLIDAE) (FOSSIL)
- deshayesii, Dosinia deshayesii A. Adams, 1856 - (VENERIDAE)
- deshayesii, Tapes deshayesii S.C.T. Hanley, 1844 - syn of: Tapes sulcarius deshayesii (S.C.T. Hanley, 1844) - (VENERIDAE)
- deshayesii, Tapes sulcarius deshayesii (S.C.T. Hanley, 1844) - (VENERIDAE)
- deshayesii alauda, Vexillum deshayesii alauda G.B. II Sowerby, 1874 - syn of: Vexillum michaui (J.C.H. Crosse & P.H. Fischer, 1864) - (COSTELLARIIDAE)
- deshayesii anceps, Columbella deshayesii anceps R.P.J. Hervier, 1899 - syn of: Euplica deshayesii (J.C.H. Crosse, 1859) - (COLUMBELLIDAE)
- deshayesii nigricans, Vexillum deshayesii nigricans (P. Dautzenberg & J.L. Bouge, 1933) - (COSTELLARIIDAE)
- deshayesii sulphurea, Venus deshayesii sulphurea R.A. Philippi, 1848 - syn of: Tapes literatus (C. Linnaeus, 1758) - (VENERIDAE)
- Deshayesites, Genus Deshayesites Kazansky , 1914 † (DESHAYESITIDAE) (FOSSIL)
- DESHAYESITIDAE Stoyanow, 1949 † - Family (CEPHALOPODA-AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-DESHAYESITOIDEA [Superfamily]) (FOSSIL)
- deshayesitoides, Baskaniceras deshayesitoides Wright & J. Kennedy, 1984 † - (PACHYDISCIDAE) (FOSSIL)
- deshaysianus, Bathytormus deshaysianus (J.L.M. Defrance in J.C. Chenu, 1843 †) - (CRASSATELLIDAE) (FOSSIL)
- deshimana, Odostomia deshimana W.H. Dall & P. Bartsch, 1906 - syn of: Odostomia desimana W.H. Dall & P. Bartsch, 1906 - (PYRAMIDELLIDAE)
- Desidarion, syn of: Genus Helicarion A.E.J. Férussac, 1821 (HELICARIONIDAE)
- desidens, Helix desidens P.C.A.S.L. Rang, 1834 - syn of: Discolepis desidens (P.C.A.S.L. Rang, 1834) - (HELICIDAE)
- desidens, Pleurodonte desidens P.C.A.S.L. Rang, 1834 - syn of: Discolepis desidens (P.C.A.S.L. Rang, 1834) - (PLEURODONTIDAE)
- desidens, Discolepis desidens (P.C.A.S.L. Rang, 1834) - (XANTHONYCHIDAE)
- desiderabilis, Siogamaia desiderabilis S. Nomura, 1936 - (PYRAMIDELLIDAE)
- desiderata, Ptychonema desiderata (J. Perner, 1907 †) - (EOTOMARIIDAE) (FOSSIL)
- desiderata, Mourlonia desiderata J. Perner, 1907 † - syn of: Ptychonema desiderata (J. Perner, 1907 †) - (GOSSELETINIDAE) (FOSSIL)
- desiderata, Lucina desiderata E.A. Smith, 1885 - (LUCINIDAE)
- desiderata, Murchisonia desiderata J.W. Hall, 1859 † - syn of: Coelocaulus desideratus (J.W. Hall, 1859 †) - (MURCHISONIIDAE) (FOSSIL)
- desiderata, Hormotoma desiderata J.W. Hall, 1859 † - syn of: Coelocaulus desideratus (J.W. Hall, 1859 †) - (MURCHISONIIDAE) (FOSSIL)
- desiderata, Proneomenia desiderata A. Kowalevsky & A. Marion, 1887 - (PRONEOMENIIDAE)
- desideratum, Goniatites desideratum Walcott, 1884 † - syn of: Teicherticeras desideratum (Walcott, 1884 †) - (GONIATITIDAE) (FOSSIL)
- desideratum, Phragmoceras desideratum Barrande, 1865 † - (PHRAGMOCERATIDAE) (FOSSIL)
- desideratum, Teicherticeras desideratum (Walcott, 1884 †) - (TEICHERTICERATIDAE) (FOSSIL)
- desideratus, Phragmolites desideratus Billings, 1866 † - (BUCANIIDAE) (FOSSIL)
- desideratus, Gyroceratites desideratus Teichert, 1948 † - syn of: Teicherticeras teicherti Chlupac & Turek, 1983 † - (MIMOCERATIDAE) (FOSSIL)
- desideratus, Coelocaulus desideratus (J.W. Hall, 1859 †) - (MURCHISONIIDAE) (FOSSIL)
- desidiosa, Lymnaea desidiosa T. Say - syn of: Ladislavella elodes (T. Say, 1821) - (LYMNAEIDAE)
- desidiosus, Lautoconus desidiosus (A. Adams, 1853) - (CONIDAE)
- designatus, Conus designatus Dall, 1915 † - (CONIDAE) (FOSSIL)
- desigranata, Nassarius desigranata L.A. Reeve, 1854 - syn of: Nassarius splendidulus R.W. Dunker, 1846 - (NASSARIIDAE)
- desimana, Odostomia desimana W.H. Dall & P. Bartsch, 1906 - (PYRAMIDELLIDAE)
- Desioceras, Genus Desioceras Cecioni, 1953 † (EOTHINOCERATIDAE) (FOSSIL)
- desioi, Pronoella desioi Ronchetti, 1970 † - (ARCTICIDAE) (FOSSIL)
- desioi, Parallelodon desioi Fantini Sestini, 1965 † - (PARALLELODONTIDAE) (FOSSIL)
- desirabilis, Semitrivia desirabilis (T. Iredale, 1912) - (TRIVIIDAE)
- desirabilis, Trivirostra desirabilis T. Iredale, 1912 - syn of: Semitrivia desirabilis (T. Iredale, 1912) - (TRIVIIDAE)
- desirabilis, Trivia desirabilis T. Iredale, 1912 - syn of: Semitrivia desirabilis (T. Iredale, 1912) - (TRIVIIDAE)
- desjardini, Marginella desjardini I. Marche-Marchad, 1957 - (MARGINELLIDAE)
- desjardini, Schwartziella desjardini (Faber, 2017) - (ZEBINIDAE)
- desjectus, Streptartemon desjectus S.A.A. Petit De La Saussaye, 1842 - syn of: Streptaxis dejectus (S.A.A. Petit De La Saussaye, 1842) - (STREPTAXIDAE)
- deslongchampsi, Pietteia deslongchampsi (L.É.S. Piette, 1866 †) - (APORRHAIDAE) (FOSSIL)
- deslongchampsi, Gymnoplax deslongchampsi A. de Rochebrune, 1883 † - syn of: Craspedochiton altavillensis Seguenza, 1876 † - (CHITONIDAE) (FOSSIL)
- deslongchampsi, Amaea deslongchampsi Raincourt & Munier, 1863 † - (EPITONIIDAE) (FOSSIL)
- deslongchampsi, Pseudomelania deslongchampsi A.E.M. Cossmann, 1909 † - (PSEUDOMELANIIDAE) (FOSSIL)
- deslongchampsi, Trochus deslongchampsi Klipstein, 1843 † - (TROCHIDAE) (FOSSIL)
- Deslongchampsia, Genus Deslongchampsia Morris & Lycett, 1851 † (ACMAEIDAE) (FOSSIL)
- deslongchampsianum, Cymatoceras deslongchampsianum (A.V.M.D. D'Orbigny, 1840 †) - (CYMATOCERATIDAE) (FOSSIL)
- deslongchampsii, Cadomites deslongchampsii (J.L.M. Defrance, 1830 †) - (STEPHANOCERATIDAE) (FOSSIL)
- desmaresti, Crassatella desmaresti G.P. Deshayes, 1866 † - (CRASSATELLIDAE) (FOSSIL)
- desmaresti, Loripes desmaresti B.C.M. Payraudeau, 1826 - syn of: Loripes lacteus (C. Linnaeus, 1758) - (LUCINIDAE)
- desmaresti, Pusillina desmaresti (J.V. Audouin, 1826) - (RISSOIDAE)
- desmaresti, Rissoa desmaresti C.A. Récluz, 1843 - syn of: Rissoa variabilis (J.K. Megerle Von Mühlfeld, 1824) - (RISSOIDAE)
- desmarestia, Firoloida desmarestia C.A. Lesueur, 1817 - (PTEROTRACHEIDAE)
- desmarestiana, Planaxis desmarestiana A. Risso, 1826 - syn of: Tritia incrassata (H. Strøm, 1768) - (PLANAXIDAE)
- desmarestii, Micromelania desmarestii (Prévost, 1821 †) - (HYDROBIIDAE) (FOSSIL)
- desmarestii, Staliola desmarestii Prévost, 1821 † - syn of: Micromelania desmarestii (Prévost, 1821 †) - (HYDROBIIDAE) (FOSSIL)
- desmarestina, Peyrotia desmarestina (B. de Basterot, 1825 †) - (TURRITELLIDAE) (FOSSIL)
- desmatum, Platyostoma desmatum A.H. Clarke, 1904 † - (PLATYCERATIDAE) (FOSSIL)
- Desmaulus, Genus Desmaulus Rehder, 1943 (CALYPTRAEIDAE)
- desmazuresi, Tropidophora desmazuresi J.C.H. Crosse, 1873 - (POMATIIDAE)
- desmia, Clavatula desmia (F.E. Edwards, 1857 †) - (CLAVATULIDAE) (FOSSIL)
- desmia, Trachelochetus desmia A.E.M. Cossmann, 1889 † - (CLAVATULIDAE) (FOSSIL)
- desmia, Mitrella desmia (R.P.J. Hervier, 1899) - (COLUMBELLIDAE)
- desmia, Columbella desmia R.P.J. Hervier, 1899 - syn of: Mitrella desmia (R.P.J. Hervier, 1899) - (COLUMBELLIDAE)
- desmia, Tiara desmia J. Gardner, 1938 † - (MITRIDAE) (FOSSIL)
- desmissa, Caritodens desmissa (T.A. Conrad, 1842 †) - (PTERINEIDAE) (FOSSIL)
- desmiti, Megastomia desmiti (J.J. Van Aartsen, E. Gittenberger & J. Goud, 1998) - (PYRAMIDELLIDAE)
- desmiti, Odostomia desmiti J.J. Van Aartsen, E. Gittenberger & J. Goud, 1998 - syn of: Megastomia desmiti (J.J. Van Aartsen, E. Gittenberger & J. Goud, 1998) - (PYRAMIDELLIDAE)
- desmius, Trachelochetus desmius (F.E. Edwards, 1857 †) - (CLAVATULIDAE) (FOSSIL)
- Desmocaulis, Subgenus Imerinia (Desmocaulis) H.R. Simroth, 1913 (VERONICELLIDAE)
- Desmoceras, Genus Desmoceras Zittel , 1884 † (DESMOCERATIDAE) (FOSSIL)
- DESMOCERATIDAE Zittel, 1895 † - Family (CEPHALOPODA-AMMONOIDEA [Subclass]-AMMONITIDA [Order]-DESMOCERATOIDEA [Superfamily]) (FOSSIL)
- desmoceratoides, Melchiorites desmoceratoides (Uhlig, 1883 †) - (DESMOCERATIDAE) (FOSSIL)
- desmoceratoides, Neolissoceras desmoceratoides Wiedmann, 1966 † - (HAPLOCERATIDAE) (FOSSIL)
- desmoides, Orthosphinctes desmoides (Wegele, 1929 †) - (ATAXIOCERATIDAE) (FOSSIL)
- desmonda, Mesodontrachia desmonda G.A. Solem, 1985 - (CAMAENIDAE)
- desmoornatus, Daonellopecten desmoornatus (Vukhuc 1965) † - (PTERINOPECTINIDAE) (FOSSIL)
- desmoparypha, Hoplodoris desmoparypha L.S.R. Bergh, 1880 - syn of: Asteronotus raripilosus (F.D. Abraham, 1877) - (DISCODORIDIDAE)
- Desmophyllites, Genus Desmophyllites Spath , 1829 † (DESMOCERATIDAE) (FOSSIL)
- DESMOPTERIDAE Chun, 1889 - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-THECOSOMATA [Order]-CYMBULIOIDEA [Superfamily])
- Desmopterus, Genus Desmopterus C. Chun, 1889 (DESMOPTERIDAE)
- Desmoscaphites, Genus Desmoscaphites Reeside, 1927 † (SCAPHITIDAE) (FOSSIL)
- Desmosuccinea, Subgenus Succinea (Desmosuccinea) G.R. Webb, 1954 (SUCCINEIDAE)
- Desmoteuthis, syn of: Genus Taonius J.J.S. Steenstrup, 1861 (CRANCHIIDAE)
- desmotis, Axelella desmotis (J. Gardner, 1937 †) - (CANCELLARIIDAE) (FOSSIL)
- desmotis, Philine desmotis R.B. Watson, 1897 - (PHILINIDAE)
- desmotus, Conus desmotus J.R. le B. Tomlin, 1937 - syn of: Tenorioconus granarius (L.C. Kiener, 1845) - (CONIDAE)
- Desmoulea, syn of: Genus Demoulia J.E. Gray, 1838 (NASSARIIDAE)
- desmoulinsi, Pisania desmoulinsi R.P. Montrouzier, 1864 - syn of: Prodotia iostoma (J.E. Gray, 1834) - (BUCCINIDAE)
- desmoulinsi, Crepidula desmoulinsi É.A.A. Locard, 1886 - syn of: Crepidula moulinsii A. Michaud, 1829 - (CALYPTRAEIDAE)
- desmoulinsi, Dentalium desmoulinsi Renard, 1994 † - (DENTALIIDAE) (FOSSIL)
- desmoulinsi, Corneola desmoulinsi (J.N. Farines, 1834) - (HELICIDAE)
- desmoulinsi, Helix desmoulinsi J.N. Farines, 1834 - syn of: Corneola desmoulinsi (J.N. Farines, 1834) - (HELICIDAE)
- desmoulinsi, Pholas desmoulinsi É.A. Benoist, 1877 † - (PHOLADIDAE) (FOSSIL)
- desmoulinsi, Pleurodesma desmoulinsi (V.L.V. Potiez & A. Michaud, 1844 †) - (PLEURODESMATIDAE) (FOSSIL)
- desmoulinsi, Raphitoma desmoulinsi L.M.D. Bellardi, 1847 † - (RAPHITOMIDAE) (FOSSIL)
- desmoulinsi, Vertigo desmoulinsi J. Germain, 1913 - syn of: Vertigo moulinsiana (D. Dupuy, 1849) - (VERTIGINIDAE)
- desmoulinsi atricha, Corneola desmoulinsi atricha (A. Bofill, 1915) - (HELICIDAE)
- desmoulinsi bechi, Corneola desmoulinsi bechi C. Altimira, 1959 - (HELICIDAE)
- Desmoulinsia, syn of: Genus Demoulia J.E. Gray, 1838 (NASSARIIDAE)
- desmoulinsiana, Nerita desmoulinsiana C.A. Récluz, 1850 - syn of: Puperita bensoni (C.A. Récluz, 1850) - (NERITIDAE)
- desmoulinsiana, Parthenina desmoulinsiana É.A.A. Locard, 1886 - syn of: Parthenina terebellum (R.A. Philippi, 1844) - (PYRAMIDELLIDAE)
- desmoulinsiana, Anodonta desmoulinsiana É.A.A. Locard, 1882 - syn of: Anodonta cygnea (C. Linnaeus, 1758) - (UNIONIDAE)
- desmoulinsianus, Sigaretus desmoulinsianus C.A. Récluz, 1851 † - syn of: Sigaretotrema striatellus (J.P.S. Grateloup, 1827 †) - (NATICIDAE) (FOSSIL)
- desmoulioides, Nassarius desmoulioides (G.B. III Sowerby, 1903) - (NASSARIIDAE)
- desmoulioides, Nassa desmoulioides G.B. III Sowerby, 1903 - syn of: Nassarius desmoulioides (G.B. III Sowerby, 1903) - (NASSARIIDAE)
- desnoyerii, Viviparus desnoyerii G.P. Deshayes, 1825 † - (VIVIPARIDAE) (FOSSIL)
- desnoyersi, Buccinum desnoyersi B. de Basterot, 1825 † - syn of: Cyllene desnoyersi (B. de Basterot, 1825 †) - (BUCCINIDAE) (FOSSIL)
- desnoyersi, Cyllene desnoyersi (B. de Basterot, 1825 †) - (NASSARIIDAE) (FOSSIL)
- desnoyersi aquitanica, Cyllene desnoyersi aquitanica J.R. Tournouër, 1875 † - syn of: Cyllene desnoyersi (B. de Basterot, 1825 †) - (NASSARIIDAE) (FOSSIL)
- desnoyersi bisinuata, Cyllene desnoyersi bisinuata J.R. Tournouër, 1875 † - syn of: Cyllene desnoyersi (B. de Basterot, 1825 †) - (NASSARIIDAE) (FOSSIL)
- desnoyersi lamarcki, Cyllene desnoyersi lamarcki W.O. Cernohorsky, 1975 - syn of: Cyllene lamarcki W.O. Cernohorsky, 1975 - (NASSARIIDAE)
- desnoyersii, Truncatella desnoyersii B.C.M. Payraudeau, 1826 - syn of: Truncatella subcylindrica (C. Linnaeus, 1767) - (TRUNCATELLIDAE)
- desnoyersii, Paludina desnoyersii B.C.M. Payraudeau, 1826 - syn of: Truncatella subcylindrica (C. Linnaeus, 1767) - (VIVIPARIDAE)
- desolationis, Mytilus desolationis É. Lamy, 1936 - (MYTILIDAE)
- desolatum, Mixosiphonoceras desolatum Barrande † - (JOVELLANIIDAE) (FOSSIL)
- desori, Galeodea desori d'Archiac & Haime, 1854 † - (CASSIDAE) (FOSSIL)
- desori, Siphonophyla desori E.A.L. Kittl, 1894 † - (EULIMIDAE) (FOSSIL)
- desori, Harpagodes desori (Pictet & Campiche, 1864 †) - (HARPAGODIDAE) (FOSSIL)
- desori, Esperiana esperi desori (C. De Stefani, 1877 †) - (MELANOPSIDAE) (FOSSIL)
- desori, Pachyrisma desori (Rollier, 1912 †) - (PACHYRISMATIDAE) (FOSSIL)
- desori, Lambis desori Pictet & Campiche, 1864 † - syn of: Harpagodes desori (Pictet & Campiche, 1864 †) - (STROMBIDAE) (FOSSIL)
- desori, Anodonta desori J.R. Bourguignat, 1881 - syn of: Anodonta cygnea (C. Linnaeus, 1758) - (UNIONIDAE)
- desorii, Keepingia desorii (G.P. Deshayes, 1865 †) - (NASSARIIDAE) (FOSSIL)
- Desorinassa, syn of: Genus Keepingia Nuttall & J. Cooper, 1973 † (NASSARIIDAE) (FOSSIL)
- Desorinassa, syn of: Genus Keepingia Nuttall & J. Cooper, 1973 † (NASSARIIDAE) (FOSSIL)
- Desorinassa, syn of: Genus Keepingia Nuttall & J. Cooper, 1973 † (NASSARIIDAE) (FOSSIL)
- desowitzi, Hyriopsis desowitzi R.A.M. Brandt, 1974 - (UNIONIDAE)
- Despaenella, Subgenus Proserpina (Despaenella) F.C. Baker, 1923 (PROSERPINIDAE)
- desparmeti, Afghanodesma desparmeti Termier & Termier, 1971 † - (AFGHANODESMATIDAE) (FOSSIL)
- despecta, Eolidia despecta G. Johnston, 1835 - syn of: Tergipes tergipes (P. Forsskål in C. Niebuhr, 1775) - (AEOLIDIIDAE)
- despecta, Arca despecta P. Fischer, 1876 - (ARCIDAE)
- despecta, Macrochlamys despecta (J.F. Mabille, 1887) - (ARIOPHANTIDAE)
- despecta, Acusta despecta (G.B. I Sowerby, 1839) - (BRADYBAENIDAE)
- despecta, Neptunea despecta (C. Linnaeus, 1758) - (BUCCINIDAE)
- despecta, Cochlicopa despecta G.P. Deshayes, 1857 - (COCHLICOPIDAE)
- despecta, Gyroscala despecta M.E.A. de Boury, 1922 † - syn of: Epitonium subscalare (A.V.M.D. D'Orbigny, 1852 †) - (EPITONIIDAE) (FOSSIL)
- despecta, Peristernia despecta (A. Adams, 1855) - (FASCIOLARIIDAE)
- despecta, Bathycorbis despecta (C. Hedley, 1904) - (LUCINIDAE)
- despecta, Lucina despecta Phillips, 1829 † - (LUCINIDAE) (FOSSIL)
- despecta, Lucina despecta E.A. Smith, 1904 - syn of: Lucina carnosa (R.W. Dunker, 1858) - (LUCINIDAE)
- despecta, Agathotoma despecta H. Adams & A. Adams, 1853 - syn of: Agathotoma neglecta (C.B. Adams, 1852) - (MANGELIIDAE)
- despecta, Ledella despecta (E.A. Smith, 1885) - (NUCULANIDAE)
- despecta, Leda despecta E.A. Smith, 1885 - syn of: Ledella despecta (E.A. Smith, 1885) - (NUCULANIDAE)
- despecta, Fontannesia despecta Buckman † - (SONNINIIDAE) (FOSSIL)
- despecta, Anodon despecta P.M. Heude, 1880 - syn of: Sinanodonta woodiana (I. Lea, 1834) - (UNIONIDAE)
- despecta, Chionella despecta (G.P. Deshayes, 1857 †) - (VENERIDAE) (FOSSIL)
- despecta, Yoldiella despecta (E.A. Smith, 1885) - (YOLDIIDAE)
- despecta antiquata, Neptunea despecta antiquata (A.T. von Middendorff, 1849) - (BUCCINIDAE)
- despecta brevispira, Neptunea despecta brevispira (F.W. Harmer, 1899) - (BUCCINIDAE)
- despecta carinata, Neptunea despecta carinata (A.T. von Middendorff, 1849) - (BUCCINIDAE)
- despecta clenchi, Neptunea despecta clenchi A.H. Clarke, 1956 - (BUCCINIDAE)
- despecta cobboldiae, Neptunea despecta cobboldiae (F.W. Harmer, 1899 †) - (BUCCINIDAE) (FOSSIL)
- despecta conica, Neptunea despecta conica (C.W.S. Aurivillius, 1885) - (BUCCINIDAE)
- despecta costata, Neptunea despecta costata (T.A. Verkrüzen, 1881) - (BUCCINIDAE)
- despecta devexa, Neptunea despecta devexa (C.W.S. Aurivillius, 1885) - (BUCCINIDAE)
- despecta ecarinata, Neptunea despecta ecarinata W. Kobelt, 1887 - syn of: Neptunea despecta (C. Linnaeus, 1758) - (BUCCINIDAE)
- despecta fasciata, Neptunea despecta fasciata H.B.S. Friele, 1882 - syn of: Neptunea despecta (C. Linnaeus, 1758) - (BUCCINIDAE)
- despecta fornicata, Neptunea despecta fornicata (J.F. Gmelin, 1791) - (BUCCINIDAE)
- despecta ikiensis, Acusta despecta ikiensis H.A. Pilsbry & Y. Hirase, 1904 - (BRADYBAENIDAE)
- despecta intermedia, Neptunea despecta intermedia C.W.S. Aurivillius, 1885 † - (BUCCINIDAE) (FOSSIL)
- despecta kikaiensis, Acusta despecta kikaiensis H.A. Pilsbry, 1902 - (BRADYBAENIDAE)
- despecta levis, Neptunea despecta levis (T.A. Verkrüzen, 1881) - (BUCCINIDAE)
- despecta multistriata, Neptunea despecta multistriata C.W.S. Aurivillius, 1885 - syn of: Neptunea multistriata (C.W.S. Aurivillius, 1885) - (BUCCINIDAE)
- despecta nodifera, Neptunea despecta nodifera (O.A.L. Mörch, 1869) - (BUCCINIDAE)
- despecta normalis, Neptunea despecta normalis C.W.S. Aurivillius, 1885 - (BUCCINIDAE)
- despecta praetenuis, Acusta despecta praetenuis H.A. Pilsbry & Y. Hirase, 1904 - (BRADYBAENIDAE)
- despecta sieboldiana, Acusta despecta sieboldiana (L. Pfeiffer, 1850) - (BRADYBAENIDAE)
- despecta striata, Neptunea despecta striata W. Kobelt, 1881 - syn of: Neptunea despecta (C. Linnaeus, 1758) - (BUCCINIDAE)
- despecta subspitzbergensis, Neptunea despecta subspitzbergensis (F.W. Harmer, 1899 †) - (BUCCINIDAE) (FOSSIL)
- despecta taeniata, Neptunea despecta taeniata G.B. II Sowerby, 1880 - syn of: Neptunea cumingii J.C.H. Crosse, 1862 - (BUCCINIDAE)
- despecta tornata, Neptunea despecta tornata (A.A. Gould, 1839) - (BUCCINIDAE)
- despecta turrita, Neptunea despecta turrita (T.A. Verkrüzen, 1881) - (BUCCINIDAE)
- despecta varicosocarinata, Neptunea despecta varicosocarinata (A.T. von Middendorff, 1849) - (BUCCINIDAE)
- Despecta-group, syn of: Genus Neptunea P.F. Röding, 1798 (BUCCINIDAE)
- despectans, Epicodakia despectans (R. Tate, 1887 †) - (LUCINIDAE) (FOSSIL)
- despectum, Rhinoclavis despectum G. Perry, 1811 - syn of: Rhinoclavis vertagus (C. Linnaeus, 1758) - (CERITHIIDAE)
- despectum, Phylloceras despectum Mojsisovics, 1873 † - syn of: Rhacophyllites despectus (Mojsisovics, 1873 †) - (PHYLLOCERATIDAE) (FOSSIL)
- despectus, Rhacophyllites despectus (Mojsisovics, 1873 †) - (DISCOPHYLLITIDAE) (FOSSIL)
- despectus, Tergipes despectus G. Johnston, 1835 - syn of: Tergipes tergipes (P. Forsskål in C. Niebuhr, 1775) - (FIONIDAE)
- despectus, Murex despectus A. Adams, 1854 - syn of: Triplex brunneus (J.H.F. Link, 1807) - (MURICIDAE)
- desperdita, Aplysia desperdita R.A. Philippi, 1836 - (APLYSIIDAE)
- desplainense, Lechritrochoceras desplainense (McChesney †) - (LECHRITROCHOCERATIDAE) (FOSSIL)
- desplainense, Trochoceras desplainense McChesney † - syn of: Lechritrochoceras desplainense (McChesney †) - (RUTOCERATIDAE) (FOSSIL)
- Despoena, syn of: Genus Proserpina G.B. Sowerby, 1839 (PROSERPINIDAE)
- Despoenella, syn of: Subgenus Proserpina (Despaenella) F.C. Baker, 1923 (PROSERPINIDAE)
- despotti, Trochoidea cucullus despotti (L. Soós, 1933) - (HYGROMIIDAE)
- despottii, Helix despottii G. Despott, 1917 - syn of: Murella melitensis (A.E.J. Férussac, 1821) - (HELICIDAE)
- despottii, Trochoidea despottii L. Soós, 1933 - syn of: Trochoidea pyramidata (J.P.R. Draparnaud, 1805) - (HYGROMIIDAE)
- despreauxii, Obelus despreauxii (A.V.M.D. D'Orbigny, 1839) - (COCHLICELLIDAE)
- despreauxii, Trochoidea despreauxii D'Orbigny, 1839 - syn of: Obelus despreauxii (A.V.M.D. D'Orbigny, 1839) - (HYGROMIIDAE)
- despreauxii moderatus, Obelus despreauxii moderatus (A. Mousson, 1857) - (COCHLICELLIDAE)
- dessauvagiei, Cimomia dessauvagiei O.S. Adegoke, 1977 † - (HERCOGLOSSIDAE) (FOSSIL)
- desserea, Gibbula desserea A. Risso, 1826 - syn of: Gibbula umbilicaris (C. Linnaeus, 1758) - (TROCHIDAE)
- dessertae, Heterostoma dessertae (G. Mandahl-Barth, 1950) - (HYGROMIIDAE)
- desserti, Lataxiena desserti R. Houart, 1995 - (MURICIDAE)
- desserticola, Plebecula desserticola T.V. Wollaston - syn of: Actinella nitidiuscula (G.B. I Sowerby, 1824) - (HYGROMIIDAE)
- Destacar, Genus Destacar T. Iredale, 1936 (ARCIDAE)
- destefanii, Tanousia destefanii (Š. Brusina, 1902 †) - (HYDROBIIDAE) (FOSSIL)
- destefanii, Amusium destefanii Ugolini, 1903 † - (PECTINIDAE) (FOSSIL)
- destefanoi, Pterygochiton destefanoi Fucini, 1912 † - syn of: Pterygochiton distefanoi Fucini, 1912 † - (MOPALIIDAE) (FOSSIL)
- Destellifer, syn of: Genus Astralium J.H.F. Link, 1807 (TURBINIDAE)
- destina, Dentimargo destina J.S. Schwengel, 1943 - syn of: Dentimargo eburneola (T.A. Conrad, 1834) - (MARGINELLIDAE)
- destinyae, Cuthona destinyae A. Hermosillo & Á. Valdés, 2007 - (FIONIDAE)
- destombesi, Neophlycticeras destombesi Amedro, 1976 † - (LYELLICERATIDAE) (FOSSIL)
- destombesi, Sinuites destombesi Horný, 1997 † - (SINUITIDAE) (FOSSIL)
- Destombesiceras, Genus Destombesiceras Kröger & Lefebvre, 2012 † (APOCRINOCERATIDAE) (FOSSIL)
- destructa, Bankia destructa W.J. Clench & H. Turner, 1946 - (TEREDINIDAE)
- destrugesi, Cerithiopsis destrugesi (L. de Folin, 1867) - (CERITHIOPSIDAE)
- desuefacta, Odostomia desuefacta A. Peñas & E. Rolán, 1999 - (PYRAMIDELLIDAE)
- desultoria, Angyomphalus desultoria Jeffery & al., 1994 † - (GOSSELETINIDAE) (FOSSIL)
- desussata, Haliotis desussata R.A. Philippi, 1850 - syn of: Haliotis marmorata C. Linnaeus, 1758 - (HALIOTIDAE)
- desvauxi, Granocardium desvauxi (Coquand, 1862 †) - (CARDIIDAE) (FOSSIL)
- desvigniana, Sepiola desvigniana F.L.P. Gervais & P.J. Van Beneden, 1838 - syn of: Sepiola rondeletii W.E. Leach, 1817 - (SEPIOLIDAE)
- desvoidyi, Nerinea desvoidyi D'Orbigny, 1921 † - (NERINEIDAE) (FOSSIL)
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