- exdeflexa, Eurycampta exdeflexa (H.A. Pilsbry, 1890) - (CEPOLIDAE)
- exdeshayesi, Conus exdeshayesi F. Sacco, 1893 - syn of: Gastridium cuvieri (J.C.H. Crosse, 1858) - (CONIDAE)
- exeches, Aegires exeches S.J. Fahey & T.M. Gosliner, 2004 - (AEGIRIDAE)
- Exechestoma, Genus Exechestoma Cossmann, 1899 † (POTAMIDIDAE) (FOSSIL)
- Exechestoma, syn of: Genus Varicipotamides Pacaud & Harzhauser, 2012 † (POTAMIDIDAE) (FOSSIL)
- Exechocirsus, Subgenus Tympanotonus (Exechocirsus) Cossmann, 1906 † (CERITHIIDAE) (FOSSIL)
- Exechoptychia, syn of: Genus Cancellaria J.B.P.A. Lamarck, 1799 (CANCELLARIIDAE)
- Exelissa, Genus Exelissa Piette, 1860 † (CRYPTAULACIDAE) (FOSSIL)
- exellens, Karadzharia exellens † - (RECTOCLYMENIIDAE) (FOSSIL)
- Exellichlamys, syn of: Genus Excellichlamys T. Iredale, 1939 (PECTINIDAE)
- exempla, Pulvinites exempla (C. Hedley, 1914) - (PULVINITIDAE)
- exemplarius, Aviculopecten exemplarius Newell, 1938 † - syn of: Heteropecten exemplarius (Newell, 1938 †) - (AVICULOPECTINIDAE) (FOSSIL)
- exemplarius, Heteropecten exemplarius (Newell, 1938 †) - (HETEROPECTINIDAE) (FOSSIL)
- exensis, Oxyperas exensis P.A. Maxwell, 1978 † - (MACTRIDAE) (FOSSIL)
- exentricus, Proplanulites exentricus Buckman † - (PERISPHINCTIDAE) (FOSSIL)
- exerta, Acteocina exerta G.P. Deshayes, 1979 † - syn of: Acteocina lajonkaireana (B. de Basterot, 1825 †) - (ACTEOCINIDAE) (FOSSIL)
- exerta, Archicypraea exerta (G.P. Deshayes, 1835 †) - (CYPRAEIDAE) (FOSSIL)
- exerta, Endothyrella plectostoma exerta (G.P.L.K. Gude, 1901) - (PLECTOPYLIDAE)
- exerythra, Tellina exerythra K.J. Boss, 1964 - (TELLINIDAE)
- exesa, Burringtonia exesa (J.B. von Spix, 1827) - (ORTHALICIDAE)
- exesa, Myxa exesa C. Hedley, 1903 - (PYRAMIDELLIDAE)
- exesa, Cossmannica exesa C.F. Laseron, 1959 - (PYRAMIDELLIDAE)
- exesa ringens, Burringtonia exesa ringens (J.C. Jay, 1836) - (ORTHALICIDAE)
- exesa zonata, Burringtonia exesa zonata (S. Moricand, 1833) - (ORTHALICIDAE)
- Exesilla, Genus Exesilla C.F. Laseron, 1959 (PYRAMIDELLIDAE)
- exesus, Melampus exesus J. Gassies - (ELLOBIIDAE)
- exflaveola, Praerosaria exflaveola (F. Sacco, 1894 †) - (CYPRAEIDAE) (FOSSIL)
- exfoliata, Gregorioiscala exfoliata P. Bouchet & A. Warén, 1986 - (EPITONIIDAE)
- exfoliatus, Murex exfoliatus G.B. II Sowerby, 1882 - syn of: Attiliosa nodulifera (G.B. II Sowerby, 1841) - (MURICIDAE)
- exgaini, Lamylucina exgaini R. von Cosel, 2006 - (LUCINIDAE)
- exglobosa, Zonarina exglobosa F. Sacco, 1894 † - (CYPRAEIDAE) (FOSSIL)
- exgrateloupi, Turritella exgrateloupi F. Sacco, 1899 † - (TURRITELLIDAE) (FOSSIL)
- exhaeredatum, Villania exhaeredatum Buckman 1923 † - (PHRICODOCERATIDAE) (FOSSIL)
- exhexagonus, Muricopsis exhexagonus E.W. Vredenburg, 1925 † - (MURICIDAE) (FOSSIL)
- Exiginella, syn of: Genus Serrata F.P. Jousseaume, 1875 (MARGINELLIDAE)
- exigua, Aclis exigua G.O. Sars, 1878 - syn of: Aclis walleri J.G. Jeffreys, 1867 - (ACLIDIDAE)
- exigua, Aclis exigua Auct. non G.O. Sars, 1878 - syn of: Aclis attenuans J.G. Jeffreys, 1883 - (ACLIDIDAE)
- exigua, Noalda exigua (C. Hedley, 1912) - (AGLAJIDAE)
- exigua, Sputoherpia exigua L. Salvini-Plawén, 1978 - (AMPHIMENIIDAE)
- exigua, Pomacea exigua (R.A. Philippi, 1852) - (AMPULLARIIDAE)
- exigua, Ancilla exigua (G.B. I Sowerby, 1830) - (ANCILLARIIDAE)
- exigua, Omphalotropis exigua (J.B. Hombron & C.H. Jacquinot, 1848) - (ASSIMINEIDAE)
- exigua, Sphenosphaera exigua Foerste, 1887 † - syn of: Sphenosphaera fiscellostriata (Foerste, 1887 †) - (BELLEROPHONTIDAE) (FOSSIL)
- exigua, Suessionia exigua (G.P. Deshayes, 1835 † †) - (BUCCINIDAE) (FOSSIL)
- exigua, Bulla exigua A. Adams, 1850 - syn of: Austrocylichna exigua (A. Adams, 1850) - (BULLIDAE)
- exigua, Brocchinia exigua (E.A. Smith, 1891) - (CANCELLARIIDAE)
- exigua, Cassis exigua (J.E. Tenison-Woods, 1879 †) - (CASSIDAE) (FOSSIL)
- exigua, Strophiops exigua C.J. Maynard, 1913 - syn of: Cerion glans H.C. Küster, 1844 - (CERIONIDAE)
- exigua, Tubercliopsis exigua (C.F. Laseron, 1951) - (CERITHIOPSIDAE)
- exigua, Cetoconcha exigua J. Poutiers & F.R. Bernard, 1995 - (CETOCONCHIDAE)
- exigua, Chama exigua L.A. Reeve, 1847 - syn of: Chama asperella J.B.P.A. Lamarck, 1819 - (CHAMIDAE)
- exigua, Tubbreva exigua (W.F. Ponder, 1965) - (CINGULOPSIDAE)
- exigua, Loosjesiella exigua (R.T. Lowe, 1831) - (CLAUSILIIDAE)
- exigua, Clausilia bidentata exigua C.A. Westerlund, 1871 - (CLAUSILIIDAE)
- exigua, Cochlicopa exigua C.A. Westerlund, 1887 - syn of: Cochlicopa lubrica (O.F. Müller, 1774) - (COCHLICOPIDAE)
- exigua, Cochlicopa exigua K.T. Menke, 1830 - syn of: Cochlicopa lubricella (E.A. Rossmässler, 1834) - (COCHLICOPIDAE)
- exigua, Tryonia exigua P.M.A. Morelet, 1851 - syn of: Pyrgophorus exiguus (P.M.A. Morelet, 1851) - (COCHLIOPIDAE)
- exigua, Coelocion exigua H. Adams & G.F. Angas, 1868 - syn of: Coelocion australis (E. Forbes, 1851) - (COELOCIONTIDAE)
- exigua, Atlantilux exigua (C.B. Adams, 1845) - (COSTELLARIIDAE)
- exigua, Cuspidaria exigua (J.G. Jeffreys, 1876) - (CUSPIDARIIDAE)
- exigua, Cylichnella exigua J.E. Tenison-Woods, 1883 † - (CYLICHNIDAE) (FOSSIL)
- exigua, Cylichna exigua J.E. Tenison-Woods, 1893 † - (CYLICHNIDAE) (FOSSIL)
- exigua, Cypraea exigua J.E. Gray, 1831 - syn of: Purpurcapsula exigua (J.E. Gray, 1831) - (CYPRAEIDAE)
- exigua, Cyrtodonta exigua Foerste, 1924 † - (CYRTODONTIDAE) (FOSSIL)
- exigua, Asterohelix exigua (Brosamlen, 1909 †) - (DISCOHELICIDAE) (FOSSIL)
- exigua, Eatoniella exigua W.F. Ponder & E.K. Yoo, 1978 - (EATONIELLIDAE)
- exigua, Laemodonta exigua H. Adams, 1867 - syn of: Laemodonta bella (H. Adams & A. Adams, 1855) - (ELLOBIIDAE)
- exigua, Eubranchus exigua J. Alder & A. Hancock, 1848 - syn of: Eubranchus exiguus (J. Alder & A. Hancock, 1848) - (EUBRANCHIDAE)
- exigua, Hemiliostraca exigua (A. Adams, 1864) - (EULIMIDAE)
- exigua, Eulima exigua (P. Marshall, 1902) - (EULIMIDAE)
- exigua, Cratena exigua K.H.J. Thiele, 1912 - syn of: Cuthona georgiana (G.J. Pfeffer in E.C. Von Martens & G.J. Pfeffer, 1886) - (FACELINIDAE)
- exigua, Phidiana exigua L.S.R. Bergh, 1898 - syn of: Phidiana lottini (R.P. Lesson, 1831) - (FACELINIDAE)
- exigua, Cuthona exigua K.H.J. Thiele, 1912 - syn of: Cuthona georgiana (G.J. Pfeffer in E.C. Von Martens & G.J. Pfeffer, 1886) - (FIONIDAE)
- exigua, Striatura exigua (W. Stimpson, 1850) - (GASTRODONTIDAE)
- exigua, Herviella exigua (J.J. Risbec, 1928) - (GLAUCIDAE)
- exigua, Haliotis exigua R.W. Dunker, 1877 - (HALIOTIDAE)
- exigua, Austrocylichna exigua (A. Adams, 1850) - (HAMINOEIDAE)
- exigua, Haminoea exigua C.W. Schaefer, 1992 - (HAMINOEIDAE)
- exigua, Ranquilia exigua (R.A. Philippi, 1887 †) - (HARPIDAE) (FOSSIL)
- exigua, Helix exigua W. Kobelt, 1876 - syn of: Faustina inflata (W. Kobelt, 1876) - (HELICIDAE)
- exigua, Microalcadia exigua (L. Pfeiffer, 1849) - (HELICINIDAE)
- exigua, Weedingia exigua (G.B. I Sowerby in W.J. Broderip & G.B. I Sowerby, 1832) - (HEMIARTHRIDAE)
- exigua, Aoteadrillia exigua (J. Marwick, 1931 †) - (HORAICLAVIDAE) (FOSSIL)
- exigua, Jardinella exigua W.F. Ponder & K.B. Clark, 1990 - (HYDROBIIDAE)
- exigua, Daphniola exigua (A. Schmidt, 1856) - (HYDROBIIDAE)
- exigua, Pseudamnicola exigua (K.E.I. von Eichwald, 1838) - (HYDROBIIDAE)
- exigua, Paludestrina exigua P.M.A. Morelet, 1851 - syn of: Pyrgophorus exiguus (P.M.A. Morelet, 1851) - (HYDROBIIDAE)
- exigua, Hydrocena exigua J.B. Hombron & C.H. Jacquinot, 1848 - syn of: Omphalotropis exigua (J.B. Hombron & C.H. Jacquinot, 1848) - (HYDROCENIDAE)
- exigua, Janthina exigua J.B.P.A. Lamarck, 1816 - (JANTHINIDAE)
- exigua, Limatula exigua (K.H.J. Thiele, 1920) - (LIMIDAE)
- exigua, Nodilittorina exigua (R.W. Dunker, 1860) - (LITTORINIDAE)
- exigua, Ectomaria exigua J. Donald, 1899 † - syn of: Ectomaria prisca (Billings, 1859 †) - (LOPHOSPIRIDAE) (FOSSIL)
- exigua, Galba exigua I. Lea, 1841 - (LYMNAEIDAE)
- exigua, Mangelia exigua K.H.J. Thiele, 1925 - (MANGELIIDAE)
- exigua, Notocytharella exigua C.B. Adams, 1852 - syn of: Notocytharella striosa (C.B. Adams, 1852) - (MANGELIIDAE)
- exigua, Mangelia exigua H. von Maltzan, 1884 - syn of: Mangelia exigua K.H.J. Thiele, 1925 - (MANGELIIDAE)
- exigua, Oenopota exigua J.G. Jeffreys, 1883 - syn of: Oenopota ovalis (H.B.S. Friele, 1877) - (MANGELIIDAE)
- exigua, Pyrula exigua R.A. Philippi, 1887 † - syn of: Austrotoma echinulata (L.H. Hupé, 1845 †) - (MELONGENIDAE) (FOSSIL)
- exigua, Mitra exigua C.B. Adams, 1845 - syn of: Atlantilux exigua (C.B. Adams, 1845) - (MITRIDAE)
- exigua, Mitra exigua H.F. Von Maltzan, 1884 - syn of: Mitromorpha exigua (H.F. Von Maltzan, 1884) - (MITRIDAE)
- exigua, Mitromorpha exigua (H.F. Von Maltzan, 1884) - (MITROMORPHIDAE)
- exigua, Favartia exigua (W.J. Broderip, 1833) - (MURICIDAE)
- exigua, Nassa exigua J.B. Hombron & C.H. Jacquinot, 1848 - syn of: Hebra oberwimmeri (H.B. Preston, 1907) - (NASSARIIDAE)
- exigua, Bandelopsis exigua (Terquem, 1855 †) - (NERITOPSIDAE) (FOSSIL)
- exigua, Nucula exigua G.B. I Sowerby, 1833 - (NUCULIDAE)
- exigua, Lamellinucula exigua R. Arnold, 1903 - syn of: Nucula exigua G.B. I Sowerby, 1833 - (NUCULIDAE)
- exigua, Oliva exigua O.A.L. Mörch, 1852 - syn of: Jaspidella jaspidea (J.F. Gmelin, 1791) - (OLIVIDAE)
- exigua, Nanostrea exigua H.W. Harry, 1985 - syn of: Nanostrea fluctigera (F.P. Jousseaume in É. Lamy, 1925) - (OSTREIDAE)
- exigua, Partula exigua D.M. Crampton - (PARTULIDAE)
- exigua, Patella exigua W. Thompson, 1844 - syn of: Propilidium exiguum (W. Thompson, 1844) - (PATELLIDAE)
- exigua, Philine exigua D.A. Challis, 1969 - (PHILINIDAE)
- exigua, Cyclostoma exigua J.B. Hombron & C.H. Jacquinot, 1848 - syn of: Omphalotropis exigua (J.B. Hombron & C.H. Jacquinot, 1848) - (POMATIIDAE)
- exigua, Pseudorissoina exigua C. Hedley, 1903 - (PYRAMIDELLIDAE)
- exigua, Evalea exigua F. Nordsieck, 1972 - syn of: Ondina vitrea (Š. Brusina, 1866) - (PYRAMIDELLIDAE)
- exigua, Rissoa exigua A. Michaud, 1830 - syn of: Manzonia crassa (F. Kanmacher, 1798) - (RISSOIDAE)
- exigua, Manzonia crassa exigua (F. Kanmacher, 1798) - (RISSOIDAE)
- exigua, Rissoina exigua H.C. Weinkauff, 1881 - (RISSOINIDAE)
- exigua, Roxania exigua A. Adams, 1854 - (SCAPHANDRIDAE)
- exigua, Entodina exigua (K.H.J. Thiele, 1927) - (SCOLODONTIDAE)
- exigua, Anxietas exigua B.A. Marshall, 1991 - (SEGUENZIIDAE)
- exigua, Lissotesta exigua (H.H. Suter, 1917 †) - (SEGUENZIOIDEA (unassigned)) (FOSSIL)
- exigua, Abra exigua (C.B. Adams, 1862) - (SEMELIDAE)
- exigua, Solariella exigua B.A. Marshall, 1999 - (SOLARIELLIDAE)
- exigua, Tellina exigua G.P. Deshayes, 1835 - syn of: Tellina tenuis exigua G.S. Poli, 1795 - (TELLINIDAE)
- exigua, Tellina exigua G.S. Poli, 1791 - syn of: Tellina tenuis exigua G.S. Poli, 1795 - (TELLINIDAE)
- exigua, Tellina tenuis exigua G.S. Poli, 1795 - (TELLINIDAE)
- exigua, Terebra exigua G.P. Deshayes, 1859 - syn of: Terebra textilis R.B. Hinds, 1844 - (TEREBRIDAE)
- exigua, Melania exigua P.M.A. Morelet, 1851 - syn of: Pyrgophorus exiguus (P.M.A. Morelet, 1851) - (THIARIDAE)
- exigua, Cyclostremiscus exigua (C.B. Adams, 1852) - (TORNIDAE)
- exigua, Triphora exigua (C.B. Adams, 1850) - (TRIPHORIDAE)
- exigua, Purpurcapsula exigua (J.E. Gray, 1831) - (TRIVIIDAE)
- exigua, Trivia exigua J.E. Gray, 1831 - syn of: Purpurcapsula exigua (J.E. Gray, 1831) - (TRIVIIDAE)
- exigua, Trivirostra exigua J.E. Gray, 1831 - syn of: Purpurcapsula exigua (J.E. Gray, 1831) - (TRIVIIDAE)
- exigua, Parvitomella exigua J. Gründel, 2000 † - (TROCHIDAE) (FOSSIL)
- exigua, Alcyna exigua (A.A. Gould, 1861) - (TROCHIDAE)
- exigua, Valvata exigua A. Schmidt, 1856 - syn of: Daphniola exigua (A. Schmidt, 1856) - (VALVATIDAE)
- exigua, Columella exigua S.E. Studer, 1789 - syn of: Columella edentula (J.P.R. Draparnaud, 1805) - (VERTIGINIDAE)
- exigua, Paludina exigua K.E.I. von Eichwald, 1838 - syn of: Pseudamnicola exigua (K.E.I. von Eichwald, 1838) - (VIVIPARIDAE)
- exigua, Alcithoe exigua J. Marwick, 1926 † - (VOLUTIDAE) (FOSSIL)
- exigua, Volutomitra exigua H.F. Von Maltzan, 1884 - syn of: Mitromorpha exigua (H.F. Von Maltzan, 1884) - (VOLUTOMITRIDAE)
- exigua, Yoldiella exigua (K.H.J. Thiele & S.G.A. Jaeckel, 1931) - (YOLDIIDAE)
- exigua alba, Tellina exigua alba A. da Costa, 1829 - syn of: Tellina tenuis exigua G.S. Poli, 1795 - (TELLINIDAE)
- exigua alba, Trivirostra exigua alba G.B. III Sowerby, 1914 - syn of: Trivirostra corrugata (W.H. Pease, 1868) - (TRIVIIDAE)
- exigua flavescens, Tellina exigua flavescens A. da Costa, 1829 - syn of: Tellina tenuis exigua G.S. Poli, 1795 - (TELLINIDAE)
- exigua hyalina, Trivirostra exigua hyalina F.A. Schilder, 1933 - syn of: Trivirostra hyalina F.A. Schilder, 1933 - (TRIVIIDAE)
- exigua ovalis, Lartetia exigua ovalis R. Dehm, 1951 - syn of: Bythiospeum ovale (R. Dehm, 1951) - (MOITESSIERIIDAE)
- exigua pangaea, Galba exigua pangaea (P.L. Reischütz, 1984) - (LYMNAEIDAE)
- exigua sulcata, Ancilla exigua sulcata K.H.J. Thiele, 1925 - (ANCILLARIIDAE)
- exiguescens, Hauturua exiguescens (J. Marwick, 1931 †) - (DRILLIIDAE) (FOSSIL)
- exiguita, Odostomia exiguita S. Nomura, 1937 - (PYRAMIDELLIDAE)
- exiguoides, Myurella exiguoides (M.M. Schepman, 1913) - (TEREBRIDAE)
- exigus, Bucania exigus Foerste, 1887 † - (BUCANIIDAE) (FOSSIL)
- exigus, Harpoceras exigus Buckman † - (HILDOCERATIDAE) (FOSSIL)
- exiguum, Anthracosphaerium exiguum (S.M. Davies & Trueman, 1927 †) - (ANTHRACOSIIDAE) (FOSSIL)
- exiguum, Tritonium exiguum R.A. Philippi, 1887 † - syn of: Ameranella verruculosa (J. de C. Sowerby, 1846 †) - (BUCCINIDAE) (FOSSIL)
- exiguum, Parvicardium exiguum (J.F. Gmelin, 1791) - (CARDIIDAE)
- exiguum, Metacenoceras exiguum (Crick, 1898 †) - (CENOCERATIDAE) (FOSSIL)
- exiguum, Bittium exiguum T.A. de M. Monterosato, 1884 - (CERITHIIDAE)
- exiguum, Bittium exiguum M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1884 - syn of: Bittium reticulatum (E.M. Da Costa, 1778) - (CERITHIIDAE)
- exiguum, Pusia exiguum C.B. Adams, 1845 - syn of: Atlantilux exigua (C.B. Adams, 1845) - (COSTELLARIIDAE)
- exiguum, Carychium exiguum T. Say, 1822 - (ELLOBIIDAE)
- exiguum, Zospeum exiguum L. Kušcer, 1932 - (ELLOBIIDAE)
- exiguum, Harpoceras exiguum Buckman, 1928 † - syn of: Harpoceras falciferum J. de C. Sowerby, 1820 † - (HILDOCERATIDAE) (FOSSIL)
- exiguum, Bythiospeum exiguum (D. Geyer, 1904) - (HYDROBIIDAE)
- exiguum, Propilidium exiguum (W. Thompson, 1844) - (LEPETIDAE)
- exiguum, Cyclostrema exiguum (R.A. Philippi, 1849) - (LIOTIIDAE)
- exiguum, Mesodesma exiguum S.L. Lovén, 1846 - syn of: Kurtiella bidentata (G. Montagu, 1803) - (MESODESMATIDAE)
- exiguum, Incidostoma exiguum (P. Bartsch & J.P.E. Morrison, 1942) - (NEOCYCLOTIDAE)
- exiguum, Oncoceras exiguum Billings † - (ONCOCERATIDAE) (FOSSIL)
- exiguum, Wanwanoceras exiguum C. Chen & Z. Qi, 1982 † - (PLECTRONOCERATIDAE) (FOSSIL)
- exiguum, Eulimastoma exiguum A. Pimenta, 2012 - (PYRAMIDELLIDAE)
- exiguum, Vitrinella exiguum (R.A. Philippi, 1849) - (TORNIDAE)
- exiguum, Arkoceras exiguum Ulrich & al., 1942 † - (TROCHOLITIDAE) (FOSSIL)
- exiguum, Pleurotoma exiguum J.B. Hombron & C.H. Jacquinot, 1854 - syn of: Clavus exasperatus (L.A. Reeve, 1843) - (TURRIDAE)
- exiguum albina, Cardium exiguum albina M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1892 - syn of: Parvicardium exiguum (J.F. Gmelin, 1791) - (CARDIIDAE)
- exiguum commutata, Cardium exiguum commutata M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1892 - syn of: Parvicardium exiguum (J.F. Gmelin, 1791) - (CARDIIDAE)
- exiguum flavida, Cardium exiguum flavida M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1892 - syn of: Parvicardium exiguum (J.F. Gmelin, 1791) - (CARDIIDAE)
- exiguum hirta, Parvicardium exiguum hirta M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1892 - syn of: Parvicardium exiguum (J.F. Gmelin, 1791) - (CARDIIDAE)
- exiguum mexicanum, Carychium exiguum mexicanum H.A. Pilsbry, 1891 - syn of: Carychium mexicanum H.A. Pilsbry, 1891 - (ELLOBIIDAE)
- exiguum scripta, Cardium exiguum scripta M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1892 - syn of: Parvicardium scriptum (M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1892) - (CARDIIDAE)
- exiguum subangulatum, Parvicardium exiguum subangulatum (A. Scacchi, 1836) - (CARDIIDAE)
- exiguum subquadrata, Cardium exiguum subquadrata J.F. Gmelin, 1791 - syn of: Parvicardium exiguum (J.F. Gmelin, 1791) - (CARDIIDAE)
- exiguumscripta, Parvicardium exiguumscripta M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1892 - syn of: Parvicardium scriptum (M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1892) - (CARDIIDAE)
- exiguus, Acteon exiguus O.A.L. Mörch, 1875 - (ACTEONIDAE)
- exiguus, Heliacus exiguus J.H. Chemnitz, 1781 - syn of: Heliacus areola (J.F. Gmelin, 1791) - (ARCHITECTONICIDAE)
- exiguus, Colus exiguus Harmer † - (BUCCINIDAE) (FOSSIL)
- exiguus, Pyrgophorus exiguus (P.M.A. Morelet, 1851) - (COCHLIOPIDAE)
- exiguus, Cirsochilus exiguus D. Merle, 1984 † - (COLLONIIDAE) (FOSSIL)
- exiguus, Fulgiconus exiguus (J.B.P.A. Lamarck, 1810) - (CONIDAE)
- exiguus, Crassatella exiguus Cox, 1930 † - (CRASSATELLIDAE) (FOSSIL)
- exiguus, Pseudomelampus exiguus (R.T. Lowe, 1832) - (ELLOBIIDAE)
- exiguus, Eubranchus exiguus (J. Alder & A. Hancock, 1848) - (EUBRANCHIDAE)
- exiguus, Straparollus exiguus Kindle, 1900 † - (EUOMPHALIDAE) (FOSSIL)
- exiguus, Cadulus exiguus R.B. Watson, 1879 - (GADILIDAE)
- exiguus, Hypergoniatites exiguus Ruzhentsev & Bogoslovskaya, 1970 † - (GONIATITIDAE) (FOSSIL)
- exiguus, Weedingia exiguus G.B. I Sowerby in W.J. Broderip & G.B. I Sowerby, 1832 - syn of: Weedingia exigua (G.B. I Sowerby in W.J. Broderip & G.B. I Sowerby, 1832) - (HEMIARTHRIDAE)
- exiguus, Phaularpites exiguus Buckman, 1928 † - syn of: Harpoceras falciferum J. de C. Sowerby, 1820 † - (HILDOCERATIDAE) (FOSSIL)
- exiguus, Austropyrgus exiguus A. Clark, W.B. Miller & W.F. Ponder, 2003 - (HYDROBIIDAE)
- exiguus, Lithoglyphus exiguus W.A. Lindholm, 1924 - syn of: Pseudamnicola sphaerion (A. Mousson, 1863) - (LITHOGLYPHIDAE)
- exiguus, Murex exiguus A. Garrett, 1857 - syn of: Favartia garrettii (W.H. Pease, 1868) - (MURICIDAE)
- exiguus, Murex exiguus L.A. Reeve, 1845 - syn of: Favartia munda (L.A. Reeve, 1849) - (MURICIDAE)
- exiguus, Murex exiguus L.C. Kiener, 1842 - syn of: Murexsul kieneri (L.A. Reeve, 1845) - (MURICIDAE)
- exiguus, Brachidontes exiguus R.W. Dunker, 1875 - syn of: Mytilaster solisianus (A.V.M.D. D'Orbigny, 1842) - (MYTILIDAE)
- exiguus, Mytilus exiguus R.W. Dunker, 1875 - syn of: Mytilaster solisianus (A.V.M.D. D'Orbigny, 1842) - (MYTILIDAE)
- exiguus, Nautilus exiguus Crick, 1898 † - syn of: Metacenoceras exiguum (Crick, 1898 †) - (NAUTILIDAE) (FOSSIL)
- exiguus, Protostylus exiguus Wang, 1980 † - (PROCERITHIIDAE) (FOSSIL)
- exiguus, Inquisitor exiguus (J.T. Kuroda, T. Habe & K. Oyama, 1971) - (PSEUDOMELATOMIDAE)
- exiguus, Montidelos exiguus M. Shea & R.J. Griffiths, 2010 - (RHYTIDIDAE)
- exiguus, Solen exiguus R.W. Dunker, 1862 - (SOLENIDAE)
- exiguus, Spondylus exiguus K.L. Lamprell & J.M. Healy, 2001 - (SPONDYLIDAE)
- exiguus, Lamellaxis exiguus (E.C. Von Martens, 1898) - (SUBULINIDAE)
- exiguus, Jujubinus exiguus R. Pulteney, 1799 - syn of: Jujubinus exasperatus (T. Pennant, 1777) - (TROCHIDAE)
- exiguus, Pseudoinquisitor exiguus J.T. Kuroda, T. Habe & K. Oyama, 1971 † - syn of: Inquisitor exiguus (J.T. Kuroda, T. Habe & K. Oyama, 1971) - (TURRIDAE) (FOSSIL)
- exile, Tarrantoceras exile J. Kennedy & Cobban, 1990 † - (ACANTHOCERATIDAE) (FOSSIL)
- exile, Crenilabium exile (J.G. Jeffreys, 1870) - (ACTEONIDAE)
- exile, Deiradoceras exile (van Hoepen, 1941 †) - (BRANCOCERATIDAE) (FOSSIL)
- exile, Buccinum exile R.A. Philippi, 1844 - (BUCCINIDAE)
- exile, Caecum exile L. de Folin, 1875 - (CAECIDAE)
- exile, Calliostoma exile W.H. Dall, 1892 † - (CALLIOSTOMATIDAE) (FOSSIL)
- exile, Parvicardium exile R.W. Dunker, 1861 - syn of: Parvicardium exiguum (J.F. Gmelin, 1791) - (CARDIIDAE)
- exile, Zebittium exile (F.W. Hutton, 1873) - (CERITHIIDAE)
- exile, Cerithium exile C.B. Adams, 1850 - syn of: Metaxia excelsa M.J. Faber & R.G. Moolenbeek, 1991 - (CERITHIIDAE)
- exile, Cerithiopsis exile (C.B. Adams, 1840) - (CERITHIOPSIDAE)
- exile, Ectenoceras exile Ulrich & al., 1943 † - (ELLESMEROCERATIDAE) (FOSSIL)
- exile, Carychium exile I. Lea, 1842 - (ELLOBIIDAE)
- exile, Acutimitoceras exile Vöhringer, 1960 † - (GATTENDORFIIDAE) (FOSSIL)
- exile, Prunum exile J.F. Gmelin, 1791 - syn of: Volvarina exilis (J.F. Gmelin, 1791) - (MARGINELLIDAE)
- exile, Plectronoceras exile Flower, 1964 † - (PLECTRONOCERATIDAE) (FOSSIL)
- exile, Trochonema exile R.P. Whitfield, 1889 † - (TROCHONEMATIDAE) (FOSSIL)
- exile, Campeloma exile J.G. Anthony, 1860 - (VIVIPARIDAE)
- exile jamaicense, Carychium exile jamaicense H.A. Pilsbry, 1891 - syn of: Carychium jardineanum (E. Chitty, 1853) - (ELLOBIIDAE)
- Exilia, Genus Exilia T.A. Conrad, 1860 (PTYCHATRACTIDAE)
- Exilibadistes, Genus Exilibadistes T. Iredale, 1933 (CAMAENIDAE)
- Exiliberus, syn of: Genus Eremina L. Pfeiffer, 1855 (HELICIDAE)
- Exilifusus, Genus Exilifusus Conrad, 1865 † (FASCIOLARIIDAE) (FOSSIL)
- Exiligada, Genus Exiligada T. Iredale, 1939 (CAMAENIDAE)
- exilima, Ziba exilima É.A.A. Locard, 1897 - syn of: Ziba gambiana (W.L.H. Dohrn, 1861) - (MITRIDAE)
- exilima minor, Mitra exilima minor É.A.A. Locard, 1897 - syn of: Ziba gambiana (W.L.H. Dohrn, 1861) - (MITRIDAE)
- Exilioidea, Genus Exilioidea U.S. Grant & H.R. Gale, 1931 (PTYCHATRACTIDAE)
- exilirata, Lienardia exilirata H.A. Rehder, 1980 - (CLATHURELLIDAE)
- exilis, Achatinella exilis J.T. Gulick, 1856 - syn of: Leptachatina exilis (J.T. Gulick, 1856) - (ACHATINELLIDAE)
- exilis, Acteocina exilis (R.W. Dunker, 1860) - (ACTEOCINIDAE)
- exilis, Pupa exilis C.B. Adams, 1849 - syn of: Carychium jardineanum (E. Chitty, 1853) - (ACTEONIDAE)
- exilis, Acteon exilis J.G. Jeffreys, 1870 - syn of: Crenilabium exile (J.G. Jeffreys, 1870) - (ACTEONIDAE)
- exilis, Leptachatina exilis (J.T. Gulick, 1856) - (AMASTRIDAE)
- exilis, Drepanocheilus exilis (W.M. Gabb, 1864 †) - (APORRHAIDAE) (FOSSIL)
- exilis, Astiericeras exilis J.J. Bert, 2008 † - (ASTIERICERATIDAE) (FOSSIL)
- exilis, Crenipecten exilis H.X. Liu, 1976 † - (AVICULOPECTINIDAE) (FOSSIL)
- exilis, Belemnites exilis A.V.M.D. D'Orbigny, 1842 † - syn of: Pseudobelus exilis (A.V.M.D. D'Orbigny, 1842 †) - (BELEMNITELLIDAE) (FOSSIL)
- exilis, Colus curtus exilis F.W. Harmer † - (BUCCINIDAE) (FOSSIL)
- exilis, Bulimulus exilis (J.F. Gmelin, 1791) - (BULIMULIDAE)
- exilis, Chloritis exilis G.P.L.K. Gude, 1907 - syn of: Gloreugenia blackalli (J.W. Brazier, 1875) - (CAMAENIDAE)
- exilis, Torellia exilis (A.W.B. Powell, 1958) - (CAPULIDAE)
- exilis, Cardinia exilis F. McCoy, 1847 † - syn of: Stutchburia cuneata (J.B.M. Dana, 1847 †) - (CARDINIIDAE) (FOSSIL)
- exilis, Synthopsis exilis (C.F. Laseron, 1951) - (CERITHIOPSIDAE)
- exilis, Abida exilis A. Moquin-Tandon, 1856 - syn of: Abida polyodon (J.P.R. Draparnaud, 1801) - (CHONDRINIDAE)
- exilis, Clathurella exilis W.H. Pease, 1860 - syn of: Paramontana exilis (W.H. Pease, 1860) - (CLATHURELLIDAE)
- exilis, Hemiphaedusa exilis (A. Adams, 1873) - (CLAUSILIIDAE)
- exilis, Reginaites exilis Kennedy & Cobban, 1991 † - (COLLIGNONICERATIDAE) (FOSSIL)
- exilis, Zafra exilis (R.A. Philippi, 1849) - (COLUMBELLIDAE)
- exilis, Costoanachis exilis (W.M. Gabb, 1873 †) - (COLUMBELLIDAE) (FOSSIL)
- exilis, Columbella exilis R.A. Philippi, 1887 † - syn of: Anachis vinxae C. Nielsen, 2003 † - (COLUMBELLIDAE) (FOSSIL)
- exilis, Anachis exilis W.M. Gabb, 1873 † - syn of: Costoanachis exilis (W.M. Gabb, 1873 †) - (COLUMBELLIDAE) (FOSSIL)
- exilis, Thala exilis (L.A. Reeve, 1845) - (COSTELLARIIDAE)
- exilis, Phaseolicama exilis R.A. Philippi, 1858 - syn of: Gaimardia trapesina (J.B.P.A. Lamarck, 1819) - (CYAMIIDAE)
- exilis, Modiolarca exilis H. Adams & A. Adams, 1864 - syn of: Gaimardia adamsiorum R. Osorio & J.P. Arnaud, 1984 - (CYAMIIDAE)
- exilis, Tornatina exilis R.W. Dunker, 1860 - syn of: Acteocina exilis (R.W. Dunker, 1860) - (CYLICHNIDAE)
- exilis, Diala exilis (G.W. Tryon, 1866) - (DIALIDAE)
- exilis, Diplommatina exilis W.T. Blanford, 1863 - (DIPLOMMATINIDAE)
- exilis, Clavus exilis (W.H. Pease, 1868) - (DRILLIIDAE)
- exilis, Iredalea exilis W.H. Pease, 1860 - syn of: Paramontana exilis (W.H. Pease, 1860) - (DRILLIIDAE)
- exilis, Pseudobelus exilis (A.V.M.D. D'Orbigny, 1842 †) - (DUVALIIDAE) (FOSSIL)
- exilis, Ovatella exilis É.A.A. Locard, 1893 - syn of: Myosotella myosotis (J.P.R. Draparnaud, 1801) - (ELLOBIIDAE)
- exilis, Auriculinella exilis É.A.A. Locard, 1893 - syn of: Auriculinella bidentata (G. Montagu, 1808) - (ELLOBIIDAE)
- exilis, Napaeus exilis (F.C. Henríquez, 1993) - (ENIDAE)
- exilis, Melanella exilis (W.H. Pease, 1863) - (EULIMIDAE)
- exilis, Mucronalia exilis A. Adams, 1862 - (EULIMIDAE)
- exilis, Brocchitas exilis (R. Tate, 1888 †) - (FASCIOLARIIDAE) (FOSSIL)
- exilis, Dolicholatirus exilis (W.M. Gabb, 1873 †) - (FASCIOLARIIDAE) (FOSSIL)
- exilis, Fusinus exilis W.H. Dall, 1890 † - (FASCIOLARIIDAE) (FOSSIL)
- exilis, Fasciolaria exilis R. Tate, 1888 † - syn of: Brocchitas exilis (R. Tate, 1888 †) - (FASCIOLARIIDAE) (FOSSIL)
- exilis, Latirus exilis W.M. Gabb, 1873 † - syn of: Dolicholatirus exilis (W.M. Gabb, 1873 †) - (FASCIOLARIIDAE) (FOSSIL)
- exilis, Fusinus exilis K.T. Menke, 1843 - syn of: Fusinus dampieri H.J. Finlay, 1930 - (FASCIOLARIIDAE)
- exilis, Rhabdobelus exilis Orbigny, 1971 † - syn of: Rhabdobelus avena Dumortier, 1866 † - (HASTITIDAE) (FOSSIL)
- exilis, Helix exilis J.F. Gmelin, 1791 - syn of: Bulimulus guadelupensis (J.G. Bruguière, 1792) - (HELICIDAE)
- exilis, Hildaites exilis Venturi, 1973 † - (HILDOCERATIDAE) (FOSSIL)
- exilis, Hunanopecten exilis Zhang, 1977 † - (HUNANOPECTINIDAE) (FOSSIL)
- exilis, Heraultiella exilis (A. Paladilhe, 1867) - (HYDROBIIDAE)
- exilis, Graziana exilis M. Paulucci, 1880 - syn of: Belgrandiella alpestris (G.R. von Frauenfeld, 1863) - (HYDROBIIDAE)
- exilis, Retispira exilis (de Koninck, 1883 †) - (KNIGHTITIDAE) (FOSSIL)
- exilis, Limaria exilis S.V. Wood, 1839 - syn of: Limaria tuberculata (A.G. Olivi, 1792) - (LIMIDAE)
- exilis, Patelloida exilis (R.A. Philippi, 1846) - (LOTTIIDAE)
- exilis, Pteromyrtea exilis J. Marwick, 1943 † - (LUCINIDAE) (FOSSIL)
- exilis, Stagnicola exilis I. Lea, 1834 - (LYMNAEIDAE)
- exilis, Sorgenfreispira exilis (R. Ardovini, 2004) - (MANGELIIDAE)
- exilis, Bela exilis R. Ardovini, 2004 - syn of: Sorgenfreispira exilis (R. Ardovini, 2004) - (MANGELIIDAE)
- exilis, Volvarina exilis (J.F. Gmelin, 1791) - (MARGINELLIDAE)
- exilis, Volvarina exilis Auct. non J.F. Gmelin, 1791 - syn of: Volvarina cernita (É.A.A. Locard, 1897) - (MARGINELLIDAE)
- exilis, Mitra exilis L.A. Reeve, 1845 - syn of: Thala exilis (L.A. Reeve, 1845) - (MITRIDAE)
- exilis, Mitra exilis É.A.A. Locard, 1890 - syn of: Pusia tricolor (J.F. Gmelin, 1791) - (MITRIDAE)
- exilis, Modiolopsis exilis Billings, 1874 † - (MODIOMORPHIDAE) (FOSSIL)
- exilis, Hormotoma exilis d''Eichwald, 1860 † - (MURCHISONIIDAE) (FOSSIL)
- exilis, Stramonita exilis Parsch in M. Hörnes, 1856 † - (MURICIDAE) (FOSSIL)
- exilis, Brachidontes exilis R.A. Philippi, 1847 - syn of: Perumytilus purpuratus (J.B.P.A. Lamarck, 1819) - (MYTILIDAE)
- exilis, Nassarius exilis (W.L. Powys, 1835) - (NASSARIIDAE)
- exilis, Natica exilis Bohm, 1926 † - (NATICIDAE) (FOSSIL)
- exilis, Natica exilis R.A. Philippi, 1887 † - syn of: Natica subsolida A.V.M.D. D'Orbigny, 1847 † - (NATICIDAE) (FOSSIL)
- exilis, Olivella exilis (F.P. Marrat, 1871) - (OLIVELLIDAE)
- exilis, Lissarca exilis H.H. Suter, 1913 - (PHILOBRYIDAE)
- exilis, Cyrtopleura exilis G.W. Tryon, 1870 - syn of: Cyrtopleura crucigera (Sowerby, 1834) - (PHOLADIDAE)
- exilis, Gyraulus connollyi exilis (G. Mandahl-Barth, 1954) - (PLANORBIDAE)
- exilis, Plesiotrochus exilis W.H. Pease, 1867 - syn of: Plesiotrochus souverbianus P. Fischer, 1878 - (PLESIOTROCHIDAE)
- exilis, Turbonilla exilis (C.B. Adams, 1850) - (PYRAMIDELLIDAE)
- exilis, Odostomia exilis A. Garrett, 1873 - (PYRAMIDELLIDAE)
- exilis, Chemnitzia exilis Stoppani, 1858 † - syn of: Trypanostylus geographicus Stoppani, 1858 † - (PYRAMIDELLIDAE) (FOSSIL)
- exilis, Ranularia exilis (L.A. Reeve, 1844) - (RANELLIDAE)
- exilis, Eucyclotoma exilis (R.W. Dunker, 1871) - (RAPHITOMIDAE)
- exilis, Paramontana exilis (W.H. Pease, 1860) - (RAPHITOMIDAE)
- exilis, Syndosmya exilis (G.P. Deshayes, 1857 †) - (SEMELIDAE) (FOSSIL)
- exilis, Pseudosubulina exilis (L. Pfeiffer, 1839) - (SPIRAXIDAE)
- exilis, Spondylus exilis G.B. III Sowerby, 1895 - (SPONDYLIDAE)
- exilis, Phaulostephanus exilis Galácz, 2012 † - (STEPHANOCERATIDAE) (FOSSIL)
- exilis, Huttonella exilis (W.T. Blanford, 1880) - (STREPTAXIDAE)
- exilis, Terebra exilis Bell, 1871 † - (TEREBRIDAE) (FOSSIL)
- exilis, Kaweka exilis J. Marwick, 1931 † - (TEREBRIDAE) (FOSSIL)
- exilis, Itiscala exilis P.A. Maxwell, 1992 † - (TOFANELLIDAE) (FOSSIL)
- exilis, Asklepioceras exilis Tozer, 1994 † - (TRACHYCERATIDAE) (FOSSIL)
- exilis, Triphora exilis R.W. Dunker, 1860 - (TRIPHORIDAE)
- exilis, Metaxia exilis C.B. Adams, 1850 - syn of: Metaxia excelsa M.J. Faber & R.G. Moolenbeek, 1991 - (TRIPHORIDAE)
- exilis, Trochus exilis W.H. Pease, 1867 - syn of: Plesiotrochus souverbianus P. Fischer, 1878 - (TROCHIDAE)
- exilis, Trochus exilis R.A. Philippi, 1844 - syn of: Dikoleps cutleriana (W. Clark, 1849) - (TROCHIDAE)
- exilis, Merrilliana exilis C.B. Adams, 1850 - syn of: Geomelania beardsleana (C.B. Adams, 1849) - (TRUNCATELLIDAE)
- exilis, Notostreptites exilis Henderson, 1990 † - (TURRILITIDAE) (FOSSIL)
- exilis, Pilsbryoconcha exilis (I. Lea, 1839) - (UNIONIDAE)
- exilis, Anodon exilis G.B. Sowerby, 1870 - syn of: Pyganodon fragilis (J.B.P.A. Lamarck, 1819) - (UNIONIDAE)
- exilis, Torrecoptis bacillaris exilis (C. de la Torre, 1912) - (UROCOPTIDAE)
- exilis, Radinista exilis (R. Murdoch, 1900 †) - (VANIKORIDAE) (FOSSIL)
- exilis, Paphia exilis T. Shuto, 1957 † - (VENERIDAE) (FOSSIL)
- exilis, Meretrix exilis A. Römer, 1865 - syn of: Meretrix casta (J.F. Gmelin, 1791) - (VENERIDAE)
- exilis, Vitrina exilis L.J. Morlet, 1858 - (VITRINIDAE)
- exilis, Voluta exilis J.F. Gmelin, 1791 - syn of: Volvarina exilis (J.F. Gmelin, 1791) - (VOLUTIDAE)
- exilis amphileuca, Hemiphaedusa exilis amphileuca C.K. Chang, 1978 - (CLAUSILIIDAE)
- exilis compressa, Pilsbryoconcha exilis compressa (E.C. Von Martens, 1860) - (UNIONIDAE)
- exilis concolor, Bulimulus exilis concolor J. Piaget, 1914 - (BULIMULIDAE)
- exilis confertus, Dolicholatirus exilis confertus D.T. Dockery, 1984 † - (FASCIOLARIIDAE) (FOSSIL)
- exilis gochishanensis, Hemiphaedusa exilis gochishanensis C.K. Chang, 1999 - (CLAUSILIIDAE)
- exilis janshanensis, Hemiphaedusa exilis janshanensis C.K. Chang & W.L. Wu, 1979 - (CLAUSILIIDAE)
- exilisa, Ensipteria exilisa Zhang, 1977 † - (PTERIIDA (unassigned)) (FOSSIL)
- exilispira, Turbonilla exilispira J.C. Melvill, 1918 - (PYRAMIDELLIDAE)
- exilissima, Angaria exilissima R.A. Philippi, 1844 - syn of: Skeneoides exilissima (R.A. Philippi, 1844) - (ANGARIIDAE)
- exilissima, Asmunda exilissima (S. Nomura, 1938) - (PYRAMIDELLIDAE)
- exilissima, Ondina exilissima (Š. Brusina, 1866) - (PYRAMIDELLIDAE)
- exilissima, Skeneoides exilissima (R.A. Philippi, 1844) - (SKENEIDAE)
- exiliter, Odostomia exiliter A. Peñas, E. Rolán & F. Swinnen, 2014 - (PYRAMIDELLIDAE)
- Exilitheca, Genus Exilitheca Sysoev, 1968 † (ALLATHECIDAE) (FOSSIL)
- exilium, Pelecyora exilium (G.B. III Sowerby, 1909) - (VENERIDAE)
- Exiloidea, syn of: Genus Exilioidea U.S. Grant & H.R. Gale, 1931 (PTYCHATRACTIDAE)
- eximeum, Cerion eximeum C.J. Maynard, 1894 - syn of: Cerion eximium C.J. Maynard, 1894 - (CERIONIDAE)
- eximia, Notoplax eximia K.H.J. Thiele, 1909 - (ACANTHOCHITONIDAE)
- eximia, Acteocina eximia (W. Baird, 1863) - (ACTEOCINIDAE)
- eximia, Pomacea eximia (R.W. Dunker, 1853) - (AMPULLARIIDAE)
- eximia, Anatoma eximia (G. Seguenza, 1880) - (ANATOMIDAE)
- eximia, Hydatina eximia G.P. Deshayes, 1863 - syn of: Micromelo guamensis (J.R.C. Quoy & J.P. Gaimard, 1825) - (APLUSTRIDAE)
- eximia, Micromelo eximia G.P. Deshayes, 1863 - syn of: Micromelo guamensis (J.R.C. Quoy & J.P. Gaimard, 1825) - (APLUSTRIDAE)
- eximia, Charactoceras eximia Sweet & Miller † - (APSIDOCERATIDAE) (FOSSIL)
- eximia, Barbatia eximia R.W. Dunker, 1866 - syn of: Barbatia barbata (C. Linnaeus, 1758) - (ARCIDAE)
- eximia, Pachyteuthis eximia Dzyuba, 2013 † - (BELEMNITIDA (unassigned)) (FOSSIL)
- eximia, Yochelsonellisa eximia (E.L. Yochelson, 1960 †) - (BELLEROPHONTIDAE) (FOSSIL)
- eximia, Bullina eximia W. Baird, 1863 - syn of: Acteocina eximia (W. Baird, 1863) - (BULLINIDAE)
- eximia, Falsimargarita eximia B.A. Marshall, 2016 - (CALLIOSTOMATIDAE)
- eximia, Ganesella eximia (O.F. von Möllendorff, 1901) - (CAMAENIDAE)
- eximia, Satsuma eximia O.F. von Möllendorff, 1901 - syn of: Ganesella eximia (O.F. von Möllendorff, 1901) - (CAMAENIDAE)
- eximia, Actaeopyramis eximia (C.E. Lischke, 1872 †) - (CIMIDAE) (FOSSIL)
- eximia, Paraclathurella eximia (L.A. Reeve, 1846) - (CLATHURELLIDAE)
- eximia, Carinigera eximia (O.F. von Möllendorff, 1873) - (CLAUSILIIDAE)
- eximia, Mitrella eximia (L.A. Reeve, 1846) - (COLUMBELLIDAE)
- eximia, Columbella eximia L.A. Reeve, 1859 - syn of: Mitrella nympha (L.C. Kiener, 1841) - (COLUMBELLIDAE)
- eximia, Austrotoma eximia (H.H. Suter, 1917 †) - (CONOIDEA (unassigned)) (FOSSIL)
- eximia, Archaeospira eximia Yü, 1979 † - syn of: Oelandiella korobkovi (Vostokova, 1962 †) - (COREOSPIRIDAE) (FOSSIL)
- eximia, Cylichnella eximia W. Baird, 1863 - syn of: Acteocina eximia (W. Baird, 1863) - (CYLICHNIDAE)
- eximia, Umbilia eximia (Sowerby, 1845 †) - (CYPRAEIDAE) (FOSSIL)
- eximia, Dreissena eximia É.A.A. Locard, 1893 - syn of: Dreissena polymorpha (P.S. Pallas, 1771) - (DREISSENIDAE)
- eximia, Chondrula eximia E.A. Rossmässler, 1835 - syn of: Chondrula tridens (O.F. Müller, 1774) - (ENIDAE)
- eximia, Epitonium eximia V. Pecchioli, 1864 - syn of: Epitonium muricatum (A. Risso, 1826) - (EPITONIIDAE)
- eximia, Emarginella eximia (A. Adams, 1852) - (FISSURELLIDAE)
- eximia, Conotoma eximia J. Perner, 1907 † - (GOSSELETINIDAE) (FOSSIL)
- eximia, Hammatoceras eximia Prinz, 1904 † - (HAMMATOCERATIDAE) (FOSSIL)
- eximia, Yangtzespira eximia Yü, 1979 † - syn of: Oelandiella korobkovi (Vostokova, 1962 †) - (HELCIONELLIDAE) (FOSSIL)
- eximia, Helix eximia L. Pfeiffer, 1844 - syn of: Lysinoe eximia (L. Pfeiffer, 1844) - (HELICIDAE)
- eximia, Iglica eximia J. Bole, 1967 - (HYDROBIIDAE)
- eximia, Isoarca eximia Feruglio, 1936 † - (ISOARCIDAE) (FOSSIL)
- eximia, Retispira eximia E.L. Yochelson, 1960 † - syn of: Yochelsonellisa eximia (E.L. Yochelson, 1960 †) - (KNIGHTITIDAE) (FOSSIL)
- eximia, Laternula eximia L.A. Reeve, 1863 - (LATERNULIDAE)
- eximia, Yaroslawiella eximia T.Y. Sitnikova, 2001 - (LITHOGLYPHIDAE)
- eximia, Mactra eximia L.A. Reeve, 1854 - (MACTRIDAE)
- eximia, Anditrigonia eximia (R.A. Philippi, 1899 †) - (MEGATRIGONIIDAE) (FOSSIL)
- eximia, Melanopsis eximia P.M. Pallary - (MELANOPSIDAE)
- eximia, Scabricola eximia (C.B. Adams, 1853) - (MITRIDAE)
- eximia, Morula eximia L.A. Reeve, 1844 - (MURICIDAE)
- eximia, Nassa eximia H. Adams, 1872 - syn of: Nassarius eximius (H. Adams, 1872) - (NASSARIIDAE)
- eximia, Nassarius eximia H. Adams, 1872 - syn of: Nassarius eximius (H. Adams, 1872) - (NASSARIIDAE)
- eximia, Zlatokonia eximia (J. Perner, 1907 †) - (PORCELLIIDAE) (FOSSIL)
- eximia, Cetomya eximia (J.P.L. Pelseneer, 1911) - (POROMYIDAE)
- eximia, Poromya eximia B. Prashad, 1932 - syn of: Cetomya eximia (J.P.L. Pelseneer, 1911) - (POROMYIDAE)
- eximia, Pseudozygopleura eximia Hoare & Sturgeon, 1985 † - (PSEUDOZYGOPLEURIDAE) (FOSSIL)
- eximia, Avicula eximia L.A. Reeve, 1857 - syn of: Pteria sterna (A.A. Gould, 1851) - (PTERIIDAE)
- eximia, Avicula eximia L.A. Reeve, 1857 - syn of: Pteria sterna (A.A. Gould, 1851) - (PTERIIDAE)
- eximia, Chrysallida eximia (J.G. Jeffreys, 1849) - (PYRAMIDELLIDAE)
- eximia, Miralda eximia (P. Dautzenberg & H. Fischer, 1906) - (PYRAMIDELLIDAE)
- eximia, Monotygma eximia (C.E. Lischke, 1872) - (PYRAMIDELLIDAE)
- eximia, Turbonilla eximia J.W. Brazier, 1877 - syn of: Turbonilla cheverti C. Hedley, 1901 - (PYRAMIDELLIDAE)
- eximia, Triton eximia L.A. Reeve, 1846 - syn of: Cantharus eximius L.A. Reeve, 1846 - (RANELLIDAE)
- eximia, Williamia eximia (G. Nevill & H. Nevill, 1869) - (SIPHONARIIDAE)
- eximia, Pamirsuccinea eximia I.M. Likharev & A.A. Schileyko, 1986 - (SUCCINEIDAE)
- eximia, Cinguloterebra eximia (G.P. Deshayes, 1859) - (TEREBRIDAE)
- eximia, Coriophora eximia (C.F. Laseron, 1958) - (TRIPHORIDAE)
- eximia, Triphora eximia C.F. Laseron, 1958 - syn of: Coriophora eximia (C.F. Laseron, 1958) - (TRIPHORIDAE)
- eximia, Broderipia eximia G. Nevill & H. Nevill, 1869 - (TROCHIDAE)
- eximia, Roya eximia (G. Nevill, 1869) - (TYLODINIDAE)
- eximia, Venus eximia E. Forbes, 1846 - (VENERIDAE)
- eximia, Venus eximia R.A. Philippi, 1847 - syn of: Puberella crenata (J.F. Gmelin, 1791) - (VENERIDAE)
- eximia, Lysinoe eximia (L. Pfeiffer, 1844) - (XANTHONYCHIDAE)
- eximia, Xylodiscula eximia B.A. Marshall, 1988 - (XYLODISCULIDAE)
- eximia candescens, Mitrella eximia candescens R.P.J. Hervier, 1899 - syn of: Mitrella nympha (L.C. Kiener, 1841) - (COLUMBELLIDAE)
- eximia candescens, Columbella eximia candescens R.P.J. Hervier, 1899 - syn of: Mitrella nympha (L.C. Kiener, 1841) - (COLUMBELLIDAE)
- eximia elongata, Chrysallida eximia elongata G.O. Sars, 1878 - (PYRAMIDELLIDAE)
- eximia incerta, Mitrella eximia incerta R.P.J. Hervier, 1899 - syn of: Mitrella nympha (L.C. Kiener, 1841) - (COLUMBELLIDAE)
- eximia incerta, Columbella eximia incerta R.P.J. Hervier, 1899 - syn of: Mitrella nympha (L.C. Kiener, 1841) - (COLUMBELLIDAE)
- eximia intermedia, Cetoconcha eximia intermedia T. Habe, 1952 - syn of: Cetomya intermedia (T. Habe, 1952) - (CETOCONCHIDAE)
- eximia stolli, Lysinoe eximia stolli (E.C. Von Martens, 1892) - (XANTHONYCHIDAE)
- eximia tremulina, Columbella eximia tremulina R.P.J. Hervier, 1899 - syn of: Mitrella nympha (L.C. Kiener, 1841) - (COLUMBELLIDAE)
- eximia tremulina, Mitrella eximia tremulina R.P.J. Hervier, 1899 - syn of: Mitrella nympha (L.C. Kiener, 1841) - (COLUMBELLIDAE)
- eximiella, Parviscala eximiella H. Masahito, J.T. Kuroda & T. Habe, 1971 - syn of: Epitonium eximiellum (H. Masahito, J.T. Kuroda & T. Habe, 1971) - (EPITONIIDAE)
- eximiellum, Epitonium eximiellum (H. Masahito, J.T. Kuroda & T. Habe, 1971) - (EPITONIIDAE)
- Eximiorhagada, syn of: Genus Glyptorhagada H.A. Pilsbry, 1890 (CAMAENIDAE)
- Eximiothracia, syn of: Genus Thracia W.E. Leach in H.M.D. De Blainville, 1824 (THRACIIDAE)
- eximium, Calliostoma eximium (L.A. Reeve, 1843) - (CALLIOSTOMATIDAE)
- eximium, Cerion eximium C.J. Maynard, 1894 - (CERIONIDAE)
- eximium, Rhinoclavis eximium G.B. II Sowerby, 1855 - syn of: Rhinoclavis sordidula (A.A. Gould, 1849) - (CERITHIIDAE)
- eximium, Cyamium eximium Woods, 1850 † - (CYAMIIDAE) (FOSSIL)
- eximium, Epitonium eximium (A. Adams & L.A. Reeve, 1850) - (EPITONIIDAE)
- eximium, Sinum eximium L.A. Reeve, 1864 - (NATICIDAE)
- eximium, Ataxocerithium eximium R.S. Houbrick, 1987 - (NEWTONIELLIDAE)
- eximium, Chondropometes eximium C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- eximium angusticulum, Chondropometes eximium angusticulum (C. de la Torre & P. Bartsch, 1938) - (POMATIIDAE)
- eximium fraternum, Cerion eximium fraternum H.A. Pilsbry, 1902 - (CERIONIDAE)
- eximium lerneri, Cerion eximium lerneri W.J. Clench, 1956 - (CERIONIDAE)
- eximium malleatum, Chondropometes eximium malleatum (C. de la Torre & P. Bartsch, 1938) - (POMATIIDAE)
- eximium notatum, Chondropometes eximium notatum C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- eximius, Clavator eximius (R.J. Shuttleworth, 1852) - (ACAVIDAE)
- eximius, Parafossarulus eximius (G.R. von Frauenfeld, 1864) - (BITHYNIIDAE)
- eximius, Cantharus eximius L.A. Reeve, 1846 - (BUCCINIDAE)
- eximius, Bulimus eximius J.A. Albers, 1857 - syn of: Placostylus fibratus souvillei P.M.A. Morelet, 1857 - (BULIMULIDAE)
- eximius, Calamiconus eximius (L.A. Reeve, 1849) - (CONIDAE)
- eximius, Cyclophorus eximius A. Mousson, 1848 - syn of: Cyclophorus rafflesi eximius A. Mousson, 1848 - (CYCLOPHORIDAE)
- eximius, Cyclophorus rafflesi eximius A. Mousson, 1848 - (CYCLOPHORIDAE)
- eximius, Harpophylloceras eximius J. Von Hauer, 1854 † - (JURAPHYLLITIDAE) (FOSSIL)
- eximius, Murex eximius J.W. Brazier, 1877 - syn of: Vokesimurex multiplicatus (G.B. III Sowerby, 1895) - (MURICIDAE)
- eximius, Murex eximius L.M.D. Bellardi, 1873 † - syn of: Triplex foliosus L.M.D. Bellardi, 1873 † - (MURICIDAE) (FOSSIL)
- eximius, Nassarius eximius (H. Adams, 1872) - (NASSARIIDAE)
- eximius, Microcornus eximius Y.H. Duan, 1984 † - (NELEGEROCORNIDAE) (FOSSIL)
- eximius, Eoasianites eximius Ruzhentsev, 1950 † - (NEOICOCERATIDAE) (FOSSIL)
- eximius, Janolus eximius M.C. Miller & R.C. Willan, 1986 - (PROCTONOTIDAE)
- eximius, Bilinguites eximius Ruzhencev & Bogoslovskaya, 1978 † - (RETICULOCERATIDAE) (FOSSIL)
- eximius, Phasianotrochus eximius (Perry, 1811 †) - (TROCHIDAE) (FOSSIL)
- eximius, Temnodiscus eximius J. Perner, 1903 † - (TROPIDODISCIDAE) (FOSSIL)
- eximius, Physunio eximius (I. Lea, 1856) - (UNIONIDAE)
- eximius johnsoni, Clavator eximius johnsoni (E.A. Smith, 1882) - (ACAVIDAE)
- eximius rouyeri, Cyclophorus eximius rouyeri R.A. Bullen, 1906 - syn of: Cyclophorus rafflesi eximius rouyeri R.A. Bullen, 1906 - (CYCLOPHORIDAE)
- eximius rouyeri, Cyclophorus rafflesi eximius rouyeri R.A. Bullen, 1906 - (CYCLOPHORIDAE)
- eximum, Conocardium eximum de Koninck, 1885 † - (CONOCARDIIDAE) (FOSSIL)
- exintermedia, Callista exintermedia F. Sacco, 1900 † - (VENERIDAE) (FOSSIL)
- exintermedius, Leptaxinus exintermedius (A. Gaglini, 1992) - (THYASIRIDAE)
- exintermedius, Thyasira exintermedius A. Gaglini, 1992 - syn of: Leptaxinus exintermedius (A. Gaglini, 1992) - (THYASIRIDAE)
- Exiquaspira, Genus Exiquaspira Ninomiya, 1988 † (ANCILLARIIDAE) (FOSSIL)
- Exiquaspira, syn of: Genus Amalda H. Adams & A. Adams, 1853 (ANCILLARIIDAE)
- existus, Tachyrhynchus missellissima existus J.T. Kuroda - (TURRITELLIDAE)
- Exiteloceras, Genus Exiteloceras Hyatt , 1894 † (NOSTOCERATIDAE) (FOSSIL)
- Exitopinna, syn of: Genus Pinna C. Linnaeus, 1758 (PINNIDAE)
- Exitopinna, syn of: Genus Pinna C. Linnaeus, 1758 (PINNIDAE)
- exlamarcki, Dentalium exlamarcki F. Sacco, 1897 † - (DENTALIIDAE) (FOSSIL)
- Exlessia, Genus Exlessia Piette, 1860 † (CAENOGASTROPODA (unassigned)) (FOSSIL)
- exlex, Elasmocentrum exlex H.A. Pilsbry, 1902 - (UROCOPTIDAE)
- exmilitare, Discopsis exmilitare E. Rolán & F. Rubio, 2002 - (TORNIDAE)
- exmouthensis, Cribrarula exmouthensis (J.C. Melvill, 1888) - (CYPRAEIDAE)
- exmouthensis, Dentalium exmouthensis K.L. Lamprell & J.M. Healy, 1998 - (DENTALIIDAE)
- exmouthensis, Ellatrivia exmouthensis (C.N. Cate, 1979) - (TRIVIIDAE)
- exmouthensis, Trivirostra exmouthensis C.N. Cate, 1979 - syn of: Ellatrivia exmouthensis (C.N. Cate, 1979) - (TRIVIIDAE)
- exmouthensis abrolhensis, Cribrarula exmouthensis abrolhensis F.Jr. Lorenz, 2002 - (CYPRAEIDAE)
- exmouthensis magnifica, Cribrarula exmouthensis magnifica F.Jr. Lorenz, 2002 - (CYPRAEIDAE)
- exmouthensis rottnestensis, Cribrarula exmouthensis rottnestensis F.Jr. Lorenz, 2002 - (CYPRAEIDAE)
- exnodosus, Strombus exnodosus F. Sacco, 1893 † - syn of: Persististrombus deperditus (Sowerby, 1840 †) - (STROMBIDAE) (FOSSIL)
- Exocardium, syn of: Genus Laevicardium W.J. Swainson, 1840 (CARDIIDAE)
- exocarpi, Badistes exocarpi J.C. Cox, 1868 - (CAMAENIDAE)
- Exochoceras, Genus Exochoceras Zhuravleva, 1972 † (DISCOSORIDA (unassigned)) (FOSSIL)
- Exocholeda, Subgenus Nuculana (Exocholeda) T. Iredale, 1939 (NUCULANIDAE)
- Exochorhynchus, Genus Exochorhynchus Meek & Hayden 1864 † (SANGUINOLITIDAE) (FOSSIL)
- exochum, Afrocardium exochum (J.C. Melvill, 1907) - (CARDIIDAE)
- Exoclitendoceras, Genus Exoclitendoceras Kröger & Landing, 2008 † (PROTEROCAMEROCERATIDAE) (FOSSIL)
- Exocyrtoceras, Genus Exocyrtoceras Flower, 1938 † (BREVICOCERATIDAE) (FOSSIL)
- Exodiberus, syn of: Subgenus Lithophaga (Diberus) W.H. Dall, 1898 (MYTILIDAE)
- exodon, Stenotrema exodon H.A. Pilsbry, 1900 - (POLYGYRIDAE)
- exodon turbinella, Stenotrema exodon turbinella (W.J. Clench & S. Archer, 1933) - (POLYGYRIDAE)
- exodonta, Stereozaptyx exodonta H.A. Pilsbry, 1909 - (CLAUSILIIDAE)
- exodonta, Nucula exodonta B. Prashad, 1932 - (NUCULIDAE)
- exogastrum, Antacaroceras exogastrum B.Z. Li, 1984 † - (ELLESMEROCERIDA (unassigned)) (FOSSIL)
- exogastrum, Huaiheceras exogastrum C. Chen & Z. Qi, 1980 † - (ELLESMEROCERIDA (unassigned)) (FOSSIL)
- exogyra, Pseudochama exogyra (T.A. Conrad, 1837) - (CHAMIDAE)
- exogyra, Chama exogyra (A. Braun in C.L.F. von Sandberger, 1863 †) - (CHAMIDAE) (FOSSIL)
- Exogyra, Genus Exogyra Say, 1820 † (GRYPHAEIDAE) (FOSSIL)
- exogyroides, Volviceramus exogyroides (F.B. Meek & Hayden, 1862 †) - (INOCERAMIDAE) (FOSSIL)
- Exohaliotis, syn of: Genus Haliotis C. Linnaeus, 1758 (HALIOTIDAE)
- Exolaternula, Genus Exolaternula T. Habe, 1977 (LATERNULIDAE)
- exolescens, Trapezoideus exolescens (A.A. Gould, 1843) - (UNIONIDAE)
- exolescens comptus, Trapezoideus exolescens comptus (G.P. Deshayes, 1875) - (UNIONIDAE)
- exolescens pallegoixi, Trapezoideus exolescens pallegoixi (G.B. Sowerby, 1867) - (UNIONIDAE)
- exoleta, Glycymeris exoleta (C. Linnaeus, 1758) - (GLYCYMERIDIDAE)
- exoleta, Mactrellona exoleta (Garay, 1837) - (MACTRIDAE)
- exoleta, Mactra exoleta J.E. Gray, 1837 - syn of: Mactrellona exoleta (Garay, 1837) - (MACTRIDAE)
- exoleta, Pyrgulina exoleta Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- exoleta, Tegula exoleta (T.A. Conrad, 1843 †) - (TEGULIDAE) (FOSSIL)
- exoleta, Dosinia exoleta (C. Linnaeus, 1758) - (VENERIDAE)
- Exoleta, syn of: Genus Dosinia J.A. Scopoli, 1777 (VENERIDAE)
- exoleta castanea, Dosinia exoleta castanea M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1893 - syn of: Dosinia exoleta (C. Linnaeus, 1758) - (VENERIDAE)
- exoleta gracilior, Turritella exoleta gracilior O.A.L. Mörch, 1876 - syn of: Turritella exoleta limonensis A.A. Olsson, 1922 - (TURRITELLIDAE)
- exoleta interrupta, Dosinia exoleta interrupta M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1893 - syn of: Dosinia exoleta (C. Linnaeus, 1758) - (VENERIDAE)
- exoleta limonensis, Turritella exoleta limonensis A.A. Olsson, 1922 - (TURRITELLIDAE)
- exoleta major, Dosinia exoleta major M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1893 - syn of: Dosinia exoleta (C. Linnaeus, 1758) - (VENERIDAE)
- exoleta parcipicta, Dosinia exoleta parcipicta M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1893 - syn of: Dosinia exoleta (C. Linnaeus, 1758) - (VENERIDAE)
- exoleta ponderosa, Dosinia exoleta ponderosa M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1893 - syn of: Dosinia exoleta (C. Linnaeus, 1758) - (VENERIDAE)
- exoleta radians, Dosinia exoleta radians M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1893 - syn of: Dosinia exoleta (C. Linnaeus, 1758) - (VENERIDAE)
- exoleta zonata, Dosinia exoleta zonata M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1893 - syn of: Dosinia exoleta (C. Linnaeus, 1758) - (VENERIDAE)
- Exomiliopsis, Genus Exomiliopsis † (NEOGASTROPODA (unassigned)) (FOSSIL)
- exomilisca, Triphora exomilisca H.A. Rehder, 1980 - (TRIPHORIDAE)
- Exomiloceras, Genus Exomiloceras Wiedenmayer , 1979 † (LYTOCERATIDAE) (FOSSIL)
- Exomilopsis, Genus Exomilopsis A. Powell, 1964 (COLUMBELLIDAE)
- exomilum, Epitonium exomilum J.C. Melvill & R. Standen, 1896 - syn of: Epitonium beachportense (B.C. Cotton & F.C. Godfrey, 1938) - (EPITONIIDAE)
- Exomilus, Genus Exomilus C. Hedley, 1918 (RAPHITOMIDAE)
- exophthalmica, Valbyteuthis exophthalmica (C. Chun, 1908) - (CHIROTEUTHIDAE)
- exopilatum, Glyphostoma exopilatum W.P. Woodring, 1928 † - (CLATHURELLIDAE) (FOSSIL)
- Exopinacites, Genus Exopinacites Chlupac & Turek, 1983 † (PINACITIDAE) (FOSSIL)
- exopleura, Narona exopleura W.H. Dall, 1908 - (CANCELLARIIDAE)
- exopleura, Opalia exopleura (W.H. Dall, 1917) - (EPITONIIDAE)
- exopleura, Acirsa exopleura W.H. Dall, 1917 - syn of: Opalia exopleura (W.H. Dall, 1917) - (EPITONIIDAE)
- exoplicata, Aylacostoma exoplicata L.R.L. Simone, 2001 - (THIARIDAE)
- exoptabilis, Leptachatina exoptabilis C.M. Cooke, 1910 - (AMASTRIDAE)
- exoptanda, Amoria exoptanda (L.A. Reeve, 1849) - (VOLUTIDAE)
- exoptanda, Nipponomelon exoptanda T. Shikama, 1967 - syn of: Nipponomelon megaspira (G.B. I Sowerby, 1844) - (VOLUTIDAE)
- exoptandus, Chiton exoptandus (W.T. Bednall, 1897) - (CHITONIDAE)
- exoptandus, Rhyssoplax exoptandus W.T. Bednall, 1897 - syn of: Chiton exoptandus (W.T. Bednall, 1897) - (CHITONIDAE)
- exoptata, Mandarina exoptata H.A. Pilsbry, 1902 - (CAMAENIDAE)
- exoptata, Neniatracta exoptata H. Nordsieck, 1999. - (CLAUSILIIDAE)
- exoptata, Strobeliella whateliana exoptata (A. Schmidt, 1857) - (CLAUSILIIDAE)
- exoptata, Flabellina exoptata T.M. Gosliner & R.C. Willan, 1991 - (FLABELLINIDAE)
- exoptata, Resania exoptata J.A. Bartrum & Powell, 1928 † - (MACTRIDAE) (FOSSIL)
- exoptata, Adrana exoptata H.A. Pilsbry & H.N. Lowe, 1932 - syn of: Adrana metcalfei (S.C.T. Hanley, 1860) - (NUCULANIDAE)
- exoptatus, Penion exoptatus (Powell & J.A. Bartrum, 1929 †) - (BUCCINIDAE) (FOSSIL)
- exopthalmica, Planctoteuthis exopthalmica (C. Chun, 1908) - (CHIROTEUTHIDAE)
- exorata, Lyria exorata (P. Bouchet & G.T. Poppe, 1988) - (VOLUTIDAE)
- exorata, Plicolyria exorata P. Bouchet & G.T. Poppe, 1988 - syn of: Lyria exorata (P. Bouchet & G.T. Poppe, 1988) - (VOLUTIDAE)
- exoratum, Echioceras exoratum C.T. Simpson, 1855 † - syn of: Echioceras exortum (C.T. Simpson, 1855 †) - (ECHIOCERATIDAE) (FOSSIL)
- exorbitans, Radiocentrum exorbitans (W.B. Miller, 1973) - (OREOHELICIDAE)
- exornata, Barbatia exornata (G.P. Deshayes, 1858 †) - (ARCIDAE) (FOSSIL)
- exornata, Herilla bosniensis exornata (A.J. Wagner, 1915) - (CLAUSILIIDAE)
- exornata, Omphaloptycha exornata E.A.L. Kittl, 1894 † - (COELOSTYLINIDAE) (FOSSIL)
- exornatus, Spirolaxis exornatus R. Bieler, 1993 - (ARCHITECTONICIDAE)
- exornatus, Naesiotus exornatus (L.A. Reeve, 1849) - (BULIMULIDAE)
- exorta, Cerion exorta (C.J. Maynard & W.F. Clapp, 1920) - (CERIONIDAE)
- exortum, Echioceras exortum (C.T. Simpson, 1855 †) - (ECHIOCERATIDAE) (FOSSIL)
- exorum, Depressizona exorum D.L. Geiger, 2003 - (DEPRESSIZONIDAE)
- Exosiperna, Genus Exosiperna T. Iredale, 1929 (MYTILIDAE)
- exotica, Iridina exotica J.B.P.A. Lamarck, 1819 - syn of: Mutela dubia J.F. Gmelin, 1793 - (IRIDINIDAE)
- exotica, Iridina exotica E.A. Smith, 1881 - syn of: Mutela soleniformis J.R. Bourguignat, 1885 - (IRIDINIDAE)
- exotica, Taiwannuculana exotica (T.A. Okutani & T.C. Lan, 1999) - (MALLETIIDAE)
- exotica, Anodontites trapesialis exotica (J.B.P.A. Lamarck, 1818) - (MYCETOPODIDAE)
- exotica, Ostrea exotica H.S. Holten, 1802 - syn of: Lissochlamys exotica (L.W. Dillwyn, 1817) - (OSTREIDAE)
- exotica, Ostrea exotica L.W. Dillwyn, 1817 - syn of: Lissochlamys exotica (L.W. Dillwyn, 1817) - (OSTREIDAE)
- exotica, Lissochlamys exotica (L.W. Dillwyn, 1817) - (PECTINIDAE)
- exotica, Chlamys exotica H.S. Holten, 1802 - syn of: Lissochlamys exotica (L.W. Dillwyn, 1817) - (PECTINIDAE)
- exotica, Meekia exotica Saul & W.P. Popenoe, 1962 † - (TANCREDIIDAE) (FOSSIL)
- Exotica, Genus Exotica Lamy, 1918 † (TELLINIDAE) (FOSSIL)
- exotica, Tellina exotica (F.P. Jousseaume in É. Lamy, 1918) - (TELLINIDAE)
- Exotica, syn of: Genus Tellina C. Linnaeus, 1758 (TELLINIDAE)
- exotica, Bolma exotica (T.A. Okutani, 1969) - (TURBINIDAE)
- exotica, Anodonta exotica J.B.P.A. Lamarck, 1819 - syn of: Anodontites trapesialis exotica (J.B.P.A. Lamarck, 1818) - (UNIONIDAE)
- exotica, Valvata exotica Papp, 1954 † - (VALVATIDAE) (FOSSIL)
- exotica, Venerupis exotica S.C.T. Hanley, 1854 - syn of: Irus carditoides J.B.P.A. Lamarck, 1818 - (VENERIDAE)
- exotica, Portlandia exotica T.A. Okutani & T.C. Lan, 1999 - syn of: Taiwannuculana exotica (T.A. Okutani & T.C. Lan, 1999) - (YOLDIIDAE)
- Exoticeras, Genus Exoticeras Barskov & Shilovsky, 2014 † (DOMATOCERATIDAE) (FOSSIL)
- exoticum, Exoticeras exoticum I.S. Barskov & Shilovsky, 2014 † - (DOMATOCERATIDAE) (FOSSIL)
- exoticum, Orthoceras exoticum Barrande, 1866 † - (ORTHOCERATIDAE) (FOSSIL)
- exoticus, Drymaeus exoticus S.I. Da Costa, 1901 - (BULIMULIDAE)
- exoticus, Lytoceras exoticus (Oppel 1863 †) - (LYTOCERATIDAE) (FOSSIL)
- exoticus, Pecten exoticus J.H. Chemnitz, 1795 - syn of: Lissochlamys exotica (L.W. Dillwyn, 1817) - (PECTINIDAE)
- exoticus, Anodon exoticus G.B. Sowerby, 1867 - syn of: Anodontites trapesialis exotica (J.B.P.A. Lamarck, 1818) - (UNIONIDAE)
- exoticus, Irus exoticus (J.B.P.A. Lamarck, 1818) - (VENERIDAE)
- Exotornoceras, Genus Exotornoceras Becker , 1993 † (POSTTORNOCERATIDAE) (FOSSIL)
- expallescens, Staphylaea expallescens P. Dautzenberg, 1933 - syn of: Staphylaea staphylaea (C. Linnaeus, 1758) - (CYPRAEIDAE)
- expallescens, Pseudosimnia carnea expallescens F.A. Schilder, 1967 - (OVULIDAE)
- expallescens, Venus expallescens R.A. Philippi, 1844 - syn of: Eurhomalea rufa (J.B.P.A. Lamarck, 1818) - (VENERIDAE)
- expalliata, Mioawateria expalliata (C.R. Laws, 1947 †) - (RAPHITOMIDAE) (FOSSIL)
- expandens, Holopea expandens J. Perner, 1907 † - (HOLOPEIDAE) (FOSSIL)
- expandens, Holopella expandens J. Perner, 1903 † - (LOXONEMATIDAE) (FOSSIL)
- expandus, Discartemon expandus T. Siriboon & S. Panha, 2014 - (STREPTAXIDAE)
- expansa, Fernandezia expansa H.A. Pilsbry, 1911 - (ACHATINELLIDAE)
- expansa, Auriculella expansa W.H. Pease, 1868 - (ACHATINELLIDAE)
- expansa, Eusetia expansa (A.W.B. Powell, 1930) - (ACLIDIDAE)
- expansa, Mytilarca expansa Isberg, 1934 † - (AMBONYCHIIDAE) (FOSSIL)
- expansa, Pomacea expansa (K. Miller, 1879) - (AMPULLARIIDAE)
- expansa, Effusa expansa (K. Miller, 1879) - syn of: Pomacea expansa (K. Miller, 1879) - (AMPULLARIIDAE)
- expansa, Argonauta expansa W.H. Dall, 1872 - syn of: Argonauta cornutus T.A. Conrad, 1854 - (ARGONAUTIDAE)
- expansa, Salpingostoma expansa (J.W. Hall, 1847 †) - (BUCANIIDAE) (FOSSIL)
- expansa, Margarella expansa (G.B. I Sowerby, 1838) - (CALLIOSTOMATIDAE)
- expansa, Photinula expansa G.B. I Sowerby, 1838 - syn of: Margarella expansa (G.B. I Sowerby, 1838) - (CALLIOSTOMATIDAE)
- expansa, Margarella expansa J.M. Gaillard, 1954 - syn of: Margarella refulgens (E.A. Smith, 1907) - (CALLIOSTOMATIDAE)
- expansa, Planispira expansa (L. Pfeiffer, 1861) - (CAMAENIDAE)
- expansa, Bucanospira expansa Ulrich & Scofield, 1897 † - (CRASPEDOSTOMATIDAE) (FOSSIL)
- expansa, Cypraea brocchii expansa J.P.S. Grateloup, 1840 - (CYPRAEIDAE)
- expansa, Geloina expansa (A. Mousson, 1849) - (CYRENIDAE)
- expansa, Corbicula expansa A. Mousson, 1849 - syn of: Geloina expansa (A. Mousson, 1849) - (CYRENIDAE)
- expansa, Cyrtodonta expansa (Portlock) † - (CYRTODONTIDAE) (FOSSIL)
- expansa, Naticopsis expansa (Laube, 1868 †) - (DELPHINULOPSIDAE) (FOSSIL)
- expansa, Diaphana expansa J.G. Jeffreys, 1864 - syn of: Diaphana minuta T. Brown, 1827 - (DIAPHANIDAE)
- expansa, Edmondia expansa Hind, 1899 † - (EDMONDIIDAE) (FOSSIL)
- expansa, Sthenorytis expansa (T.A. Conrad, 1842 †) - (EPITONIIDAE) (FOSSIL)
- expansa, Cranopsis expansa (W.H. Dall, 1896) - (FISSURELLIDAE)
- expansa, Puncturella expansa W.H. Dall, 1896 - syn of: Cranopsis expansa (W.H. Dall, 1896) - (FISSURELLIDAE)
- expansa, Rimula expansa W.H. Dall, 1896 - syn of: Cranopsis expansa (W.H. Dall, 1896) - (FISSURELLIDAE)
- expansa, Mourlonia expansa (B. Phillips, 1836 †) - (GOSSELETINIDAE) (FOSSIL)
- expansa, Deltoideum expansa (Sowerby, 1832 †) - (GRYPHAEIDAE) (FOSSIL)
- expansa, Haliotis expansa R.R. Talmadge, 1954 - syn of: Haliotis cracherodi W.E. Leach, 1814 - (HALIOTIDAE)
- expansa, Hyalogyra expansa B.A. Marshall, 1988 - (HYALOGYRINIDAE)
- expansa, Yochelsonella expansa Flower, 1968 † - (HYPSELOCONIDAE) (FOSSIL)
- expansa, Rissopsis expansa A.W.B. Powell, 1930 - syn of: Eusetia expansa (A.W.B. Powell, 1930) - (IRAVADIIDAE)
- expansa, Lesueurilla expansa E.F.R.K. Koken & J. Perner, 1925 † - syn of: Maclurites expansa (E.F.R.K. Koken & J. Perner, 1925 †) - (LESUEURILLIDAE) (FOSSIL)
- expansa, Lima expansa Forbes † - (LIMIDAE) (FOSSIL)
- expansa, Manningiella expansa R.A.M. Brandt, 1970 - (LITHOGLYPHIDAE)
- expansa, Paupospira expansa Secrist & Evitt, 1943 † - syn of: Paupospira tropidophora (F.B. Meek, 1873 †) - (LOPHOSPIRIDAE) (FOSSIL)
- expansa, Maclurites expansa (E.F.R.K. Koken & J. Perner, 1925 †) - (MACLURITIDAE) (FOSSIL)
- expansa, Lutraria oblonga expansa G.F. Dollfus, Cotter & R. dos Santos Gomes, 1904 † - (MACTRIDAE) (FOSSIL)
- expansa, Oenopota expansa G.O. Sars, 1878 - syn of: Oenopota violacea (J.W. Mighels & C.B. Adams, 1842) - (MANGELIIDAE)
- expansa, Hemithecella expansa Butts, 1941 † - (MATTHEVIIDAE) (FOSSIL)
- expansa, Melanopsis magnifica expansa P.M. Pallary, 1920 - (MELANOPSIDAE)
- expansa, Whiteavsia expansa W.J. Raymond, 1906 † - (MODIOLOPSIDAE) (FOSSIL)
- expansa, Modiolopsis expansa Portlock † - (MODIOMORPHIDAE) (FOSSIL)
- expansa, Typhina expansa (G.B. II Sowerby, 1874) - (MURICIDAE)
- expansa, Pteropurpura plorator expansa (G.B. Sowerby, 1860) - (MURICIDAE)
- expansa, Nerinea expansa Hudleston † - (NERINEIDAE) (FOSSIL)
- expansa, Neritina expansa A.E. Reuss, 1855 † - (NERITIDAE) (FOSSIL)
- expansa, Nuculana expansa Staadt & A.E.M. Cossmann, 1913 † - (NUCULANIDAE) (FOSSIL)
- expansa, Nucula expansa Wissmann, 1841 † - (NUCULIDAE) (FOSSIL)
- expansa, Nucula expansa L.A. Reeve, 1855 - syn of: Ennucula tenuis (G. Montagu, 1808) - (NUCULIDAE)
- expansa, Otina expansa R.P. Whitfield, 1865 † - syn of: Leptonotis expansus (R.P. Whitfield, 1865 †) - (OTINIDAE) (FOSSIL)
- expansa, Philine expansa Sowerby & G. Dixon, 1850 † - (PHILINIDAE) (FOSSIL)
- expansa, Elysia expansa (O'Donoghue, 1924) - (PLAKOBRANCHIDAE)
- expansa, Cryptaenia expansa Sowerby, 1821 † - syn of: Ptychomphalus expansus (Sowerby, 1821 †) - (PLEUROTOMARIIDAE) (FOSSIL)
- expansa, Annularia uncinata expansa C. de la Torre & P. Bartsch - (POMATIIDAE)
- expansa, Tricula gregoriana expansa Surya Rao, 1923 - (POMATIOPSIDAE)
- expansa, Praenucula expansa Pfab, 1934 † - syn of: Praenucula dispar (Barrande, 1881 †) - (PRAENUCULIDAE) (FOSSIL)
- expansa, Gamizyga expansa Hoare & Sturgeon, 1980 † - (PSEUDOZYGOPLEURIDAE) (FOSSIL)
- expansa, Phragmosphaera expansa (J. de C. Sowerby & Murchison, 1839 †) - (PTEROTHECIDAE) (FOSSIL)
- expansa, Pterotheca expansa (E. Emmons, 1842 †) - (PTEROTHECIDAE) (FOSSIL)
- expansa, Rissoina expansa P.P. Carpenter, 1865 - (RISSOINIDAE)
- expansa, Rissoina expansa G.P. Deshayes, 1864 † - syn of: Cossmannia expansa (G.P. Deshayes, 1864 †) - (RISSOINIDAE) (FOSSIL)
- expansa, Macoma expansa P.P. Carpenter, 1864 - (TELLINIDAE)
- expansa, Geomelania expansa C.B. Adams, 1849 - syn of: Geomelania jamaicensis L. Pfeiffer, 1845 - (TRUNCATELLIDAE)
- expansa, Vanikoro expansa (G.B. I Sowerby, 1842) - (VANIKORIDAE)
- expansa, Velutina expansa R.P. Whitfield, 1865 † - syn of: Leptonotis expansus (R.P. Whitfield, 1865 †) - (VELUTINIDAE) (FOSSIL)
- expansa, Verticordia expansa B. Prashad, 1932 - (VERTICORDIIDAE)
- expansa, Yoldiella expansa (J.G. Jeffreys, 1876) - (YOLDIIDAE)
- expansa, Cossmannia expansa (G.P. Deshayes, 1864 †) - (ZEBINIDAE) (FOSSIL)
- expansa perconica, Cossmannia expansa perconica A.E.M. Cossmann, 1907 † - (ZEBINIDAE) (FOSSIL)
- expansa porcellana, Auriculella expansa porcellana C.M.F. Ancey, 1889 - (ACHATINELLIDAE)
- expansilabra, Sabinella expansilabra R. Tate & W.L. May, 1910 - syn of: Sabinella munita (C. Hedley, 1903) - (EULIMIDAE)
- expansilabris, Amnicola expansilabris T.H. Aldrich, 1911 † - (AMNICOLIDAE) (FOSSIL)
- expansilabris, Emmericia expansilabris J.R. Bourguignat, 1880 - (AMNICOLIDAE)
- expansilabris, Omphalotropis expansilabris (L. Pfeiffer, 1852) - (ASSIMINEIDAE)
- expansilabris, Hemiphaedusa expansilabris (O. Böttger, 1878) - (CLAUSILIIDAE)
- expansilabris, Platyrhaphe expansilabris O.F. von Möllendorff, 1897 - (CYCLOPHORIDAE)
- expansilabris, Helix expansilabris W. Kobelt, 1906 - syn of: Helix pomatia C. Linnaeus, 1758 - (HELICIDAE)
- expansilabris, Helminthoglypta expansilabris H.A. Pilsbry, 1898 - (HELMINTHOGLYPTIDAE)
- expansilabris, Ancylus expansilabris S. Clessin, 1882 - (PLANORBIDAE)
- expansilabrum, Sierraia expansilabrum D.S. Brown, 1988 - (BITHYNIIDAE)
- expansilabrum, Iravadia expansilabrum W.F. Ponder, 1984 - (IRAVADIIDAE)
- expansilabrum, Scoliostoma expansilabrum C.L.F. von Sandberger & C.L.F. von Sandberger, 1853 † - (SCOLIOSTOMATIDAE) (FOSSIL)
- expansior, Xenophora infundibulum expansior F. Sacco, 1896 † - (XENOPHORIDAE) (FOSSIL)
- expanstoma, Chamalycaeus expanstoma H. Minato, 1982 - (CYCLOPHORIDAE)
- expansum, Ellesmeroceras expansum Flower, 1941 † - (ELLESMEROCERATIDAE) (FOSSIL)
- expansum, Barnesoceras expansum Flower, 1964 † - (ELLESMEROCERATIDAE) (FOSSIL)
- expansum, Ellipsoceras expansum M. Collignon, 1950 † - (LABECERATIDAE) (FOSSIL)
- expansum, Eutrephoceras expansum (Sowerby, 1824 †) - (NAUTILIDAE) (FOSSIL)
- expansum, Orthoceras expansum C.H. Blake, 1882 † - (ORTHOCERATIDAE) (FOSSIL)
- expansum, Trachysma expansum G.O. Sars, 1878 - syn of: Torellia delicata (R.A. Philippi, 1844) - (PENDROMIDAE)
- expansum, Hipparionoceras expansum Flower, 1945 † - (POLYELASMOCERATIDAE) (FOSSIL)
- expansum, Platysiphon expansum Flower, 1956 † - (PROTEROCAMEROCERATIDAE) (FOSSIL)
- expansum, Rioceras expansum Flower, 1964 † - (RIOCERATIDAE) (FOSSIL)
- expansum, Teinostoma expansum F. Rubio, R. Fernández-Garcés & E. Rolán, 2011 - (TORNIDAE)
- expansum, Enida expansum M.M. Schepman, 1908 - syn of: Enida japonica A. Adams, 1860 - (TROCHIDAE)
- expansus, Agoniatites expansus (Vanuxem, 1842 †) - (AGONIATITIDAE) (FOSSIL)
- expansus, Quadrinervus expansus (Brösamlen, 1909 †) - (APORRHAIDAE) (FOSSIL)
- expansus, Bucanopsis expansus J. de C. Sowerby & Murchison, 1839 † - syn of: Phragmosphaera expansa (J. de C. Sowerby & Murchison, 1839 †) - (BELLEROPHONTIDAE) (FOSSIL)
- expansus, Bucanopsis expansus J. de C. Sowerby & Murchison, 1839 † - syn of: Phragmosphaera expansa (J. de C. Sowerby & Murchison, 1839 †) - (BELLEROPHONTIDAE) (FOSSIL)
- expansus, Bellerophon expansus J. de C. Sowerby & Murchison, 1839 † - syn of: Phragmosphaera expansa (J. de C. Sowerby & Murchison, 1839 †) - (BELLEROPHONTIDAE) (FOSSIL)
- expansus, Drymaeus expansus (L. Pfeiffer, 1848) - (BULIMULIDAE)
- expansus, Cyclophorus expansus (L. Pfeiffer, 1851) - (CYCLOPHORIDAE)
- expansus, Cyrtonella expansus J.W. Hall, 1860 † - (CYRTOLITIDAE) (FOSSIL)
- expansus, Goniatites expansus Vanuxem, 1842 † - syn of: Agoniatites expansus (Vanuxem, 1842 †) - (GONIATITIDAE) (FOSSIL)
- expansus, Leptonotis expansus (R.P. Whitfield, 1865 †) - (HIPPONICIDAE) (FOSSIL)
- expansus, Cambrioconus expansus Stinchcomb, 1986 † - (HYPSELOCONIDAE) (FOSSIL)
- expansus, Diplodon expansus (H.C. Küster, 1853) - (HYRIIDAE)
- expansus, Diplodon expansus H.F.A. von Ihering, 1910 - syn of: Diplodon granosus (J.G. Bruguière, 1792) - (HYRIIDAE)
- expansus, Kirengella expansus Stinchcomb, 1986 † - (KIRENGELLIDAE) (FOSSIL)
- expansus, Littorina expansus T. Brown in J. Smith, 1839 - syn of: Littorina fabalis (W. Turton, 1825) - (LITTORINIDAE)
- expansus, Sluha expansus Barrande, 1881 † - (MALLETIIDAE) (FOSSIL)
- expansus, Xymene expansus (F.W. Hutton, 1882 †) - (MURICIDAE) (FOSSIL)
- expansus, Murex expansus G.B. II Sowerby, 1860 - syn of: Pteropurpura plorator (A. Adams & L.A. Reeve, 1845) - (MURICIDAE)
- expansus, Crenomytilus expansus (R. Arnold, 1907 †) - (MYTILIDAE) (FOSSIL)
- expansus, Pecten expansus Smith, 1847 † - (PECTINIDAE) (FOSSIL)
- expansus, Pecten expansus W.H. Dall, 1879 † - syn of: Patinopecten healeyi R. Arnold, 1906 † - (PECTINIDAE) (FOSSIL)
- expansus, Platyceras expansus T.A. Conrad, 1842 † - (PLATYCERATIDAE) (FOSSIL)
- expansus, Ptychomphalus expansus (Sowerby, 1821 †) - (PTYCHOMPHALIDAE) (FOSSIL)
- expansus, Charonia expansus Sowerby † - (RANELLIDAE) (FOSSIL)
- expansus, Lusitanops expansus (G.O. Sars, 1878) - (RAPHITOMIDAE)
- expansus, Strombus expansus G.W. Tryon, 1885 - syn of: Labiostrombus epidromis (C. Linnaeus, 1758) - (STROMBIDAE)
- expansus, Turbo expansus T. Brown in J. Smith, 1839 - syn of: Littorina fabalis (W. Turton, 1825) - (TURBINIDAE)
- expansus, Unio expansus H.C. Küster, 1856 - syn of: Diplodon expansus (H.C. Küster, 1853) - (UNIONIDAE)
- expansus altorum, Drymaeus expansus altorum W.K. Weyrauch, 1958 - (BULIMULIDAE)
- expansus balboa, Drymaeus expansus balboa H.A. Pilsbry, 1926 - (BULIMULIDAE)
- expansus eurhynchus, Diplodon expansus eurhynchus (H.C. Küster, 1861) - (HYRIIDAE)
- expansus flavilabrum, Drymaeus expansus flavilabrum W.K. Weyrauch, 1967 - (BULIMULIDAE)
- expansus mimus, Diplodon expansus mimus C.T. Simpson, 1914 - (HYRIIDAE)
- expansus orcesi, Drymaeus expansus orcesi W.K. Weyrauch, 1958 - (BULIMULIDAE)
- expansus perenensis, Drymaeus expansus perenensis S.I. Da Costa, 1901 - (BULIMULIDAE)
- expansus scitus, Drymaeus expansus scitus A. Adams, 1867 - syn of: Drymaeus expansus (L. Pfeiffer, 1848) - (BULIMULIDAE)
- expansus semigranosus, Diplodon expansus semigranosus C.T. Simpson, 1914 - (HYRIIDAE)
- expansus subprotractus, Drymaeus expansus subprotractus H.A. Pilsbry, 1901 - (BULIMULIDAE)
- expansus vanattai, Drymaeus expansus vanattai H.A. Pilsbry, 1898 - (BULIMULIDAE)
- expatriatus, Drymaeus expatriatus H.B. Preston, 1909 - (BULIMULIDAE)
- expatriatus, Chamalycaeus expatriatus (W.T. Blanford & H.F. Blanford, 1860) - (CYCLOPHORIDAE)
- expectans, Straparollus expectans J. Perner, 1907 † - (EUOMPHALIDAE) (FOSSIL)
- expectatum, Clauseniceras expectatum (Wedekind, 1913 †) - (GEPHUROCERATIDAE) (FOSSIL)
- expedenta, Candidula expedenta É.A.A. Locard, 1899 - syn of: Candidula intersecta (J.L.M. Poiret, 1801) - (HYGROMIIDAE)
- expedita, Conchothyra expedita H.J. Finlay & J. Marwick, 1937 - (STRUTHIOLARIIDAE)
- expeditionis, Apaturris expeditionis (W.R.B. Oliver, 1915) - (BORSONIIDAE)
- expeditionis, Galadistes expeditionis (J.C. Cox, 1868) - (CAMAENIDAE)
- expeditionis, Helix expeditionis J.C. Cox, 1868 - syn of: Galadistes expeditionis (J.C. Cox, 1868) - (HELICIDAE)
- expeditionis, Mitromorpha expeditionis W.R.B. Oliver, 1915 - syn of: Apaturris expeditionis (W.R.B. Oliver, 1915) - (MITROMORPHIDAE)
- expeditionis, Exilia expeditionis (R.K. Dell, 1956) - (PTYCHATRACTIDAE)
- expeditionis, Surculina expeditionis R.K. Dell, 1956 - syn of: Exilia expeditionis (R.K. Dell, 1956) - (PTYCHATRACTIDAE)
- expeditionis, Pleurotomella expeditionis (R.K. Dell, 1956) - (RAPHITOMIDAE)
- expeditum, Pseudogrammoceras expeditum Buckman, 1902 † - syn of: Pseudogrammoceras fallaciosum (C.É. Bayle, 1878 †) - (HILDOCERATIDAE) (FOSSIL)
- experta, Westralaoma experta T. Iredale, 1939 - (PUNCTIDAE)
- experta, Awheaturris experta (C.R. Laws, 1947 †) - (RAPHITOMIDAE) (FOSSIL)
- expetendus, Microptychis expetendus Hoare & Sturgeon, 1981 † - (PSEUDOZYGOPLEURIDAE) (FOSSIL)
- expicta, Westralaoma expicta T. Iredale, 1939 - (PUNCTIDAE)
- expidita, Eopleurotoma expidita (G.P. Deshayes, 1865 †) - (TURRIDAE) (FOSSIL)
- explanata, Neklania explanata (Barrande, 1881 †) - (ANTIPLEURIDAE) (FOSSIL)
- explanata, Archinacella explanata Wilson, 1951 † - (ARCHINACELLIDAE) (FOSSIL)
- explanata, Crepidula explanata A.A. Gould, 1853 - syn of: Crepidula perforans (A. Valenciennes, 1846) - (CALYPTRAEIDAE)
- explanata, Helcionella explanata S.Y. Feng & al., 2000 † - (HELCIONELLIDAE) (FOSSIL)
- explanata, Murella scabriuscula explanata (L. Benoit, 1857) - (HELICIDAE)
- explanata, Dumortieria explanata (Buckman 1904 †) - (HILDOCERATIDAE) (FOSSIL)
- explanata, Xerosecta explanata (O.F. Müller, 1774) - (HYGROMIIDAE)
- explanata, Mactrotoma explanata (L.A. Reeve, 1854) - (MACTRIDAE)
- explanata, Natica explanata P.F. Röding, 1798 - syn of: Naticarius orientalis (J.F. Gmelin, 1791) - (NATICIDAE)
- explanata, Talona explanata (L. Spengler, 1792) - (PHOLADIDAE)
- explanata, Carinaropsis explanata Ulrich & Scofield, 1897 † - (PTEROTHECIDAE) (FOSSIL)
- explanata, Albea explanata (O.F. Müller, 1774) - (SPHINCTEROCHILIDAE)
- explanata, Catinella explanata (A.A. Gould, 1852) - (SUCCINEIDAE)
- explanator, Cassinoceras explanator (R.P. Whitfield, 1886 †) - (PILOCERATIDAE) (FOSSIL)
- explanatum, Procerithium explanatum Yamnichenko, 1987 † - syn of: Cryptaulax protortile L.R. Cox, 1965 † - (PROCERITHIIDAE) (FOSSIL)
- explanatus, Belemnites explanatus J. Phillips, 1870 † - (BELEMNITELLIDAE) (FOSSIL)
- explanatus, Straparollus explanatus de Koninck, 1881 † - (EUOMPHALIDAE) (FOSSIL)
- explanatus, Papilloconus explanatus S.Y. Feng & al., 2000 † - syn of: Helcionella explanata S.Y. Feng & al., 2000 † - (HELCIONELLIDAE) (FOSSIL)
- expleta, Aldisa expleta J.A. Ortea, A.M. Pérez & E.M. Llera, 1981 - syn of: Aldisa banyulensis A. Pruvot-Fol, 1951 - (CADLINIDAE)
- expleta, Neomenia expleta Ó. García-Álvarez, M. Zamarro & V. Urgorri, 2010 - (NEOMENIIDAE)
- explicata, Brocchinia explicata (C.R. Laws, 1935 †) - (CANCELLARIIDAE) (FOSSIL)
- explicata, Nucinella explicata Berezovsky, 2015 † - (NUCINELLIDAE) (FOSSIL)
- explicata, Cyrtonaias explicata (P.M.A. Morelet, 1849) - (UNIONIDAE)
- explicatum, Pseudogrammoceras explicatum Buckman, 1904 † - syn of: Pseudogrammoceras doerntense (Denckmann, 1887 †) - (HILDOCERATIDAE) (FOSSIL)
- explicatus, Pachychilus explicatus (P.H. Fischer & J.C.H. Crosse, 1892) - (PACHYCHILIDAE)
- explicatus, Unio explicatus P.M.A. Morelet, 1849 - syn of: Cyrtonaias livida (C.T. Simpson, 1900) - (UNIONIDAE)
- explicibilis, Manaria explicibilis Fraussen & Stahlschmidt, 2016 - (BUCCINIDAE)
- explicita, Quirella explicita Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- explorata, Cavolinia explorata P.D. Montfort, 1810 - syn of: Cavolinia inflexa (C.A. Lesueur, 1813) - (CAVOLINIIDAE)
- explorata, Maoricrater explorata (R.K. Dell, 1953) - (LEPETIDAE)
- explorator, Jerrybuccinum explorator (K. Fraussen & J. Sellanes, 2008) - (BUCCINIDAE)
- explorator, Purpuriconus explorator (D.L.N. Vink, 1990) - (CONIDAE)
- explorator caysalensis, Purpuriconus explorator caysalensis L. Raybaudi Massilia & A. Prati Musetti, 1994 - syn of: Purpuriconus caysalensis (L. Raybaudi Massilia & A. Prati Musetti, 1994) - (CONIDAE)
- exploratorum, Syrnola exploratorum A. Peñas & E. Rolán, 2016 - (PYRAMIDELLIDAE)
- exploratum, Mixomanticoceras exploratum Becker & al., 1993 † - (GEPHUROCERATIDAE) (FOSSIL)
- Expocystis, syn of: Genus Tengchiena F.C. Baker, 1942 (EUCONULIDAE)
- expoliatum, Ptychopoma expoliatum P.M. Heude, 1885 - (CYCLOPHORIDAE)
- expoliatum vestitum, Ptychopoma expoliatum vestitum P.M. Heude, 1885 - (CYCLOPHORIDAE)
- expolita, Mitrella expolita K. Monsecour & D. Monsecour, 2016 - (COLUMBELLIDAE)
- expolita, Waldemaria japonica expolita (H.A. Pilsbry, 1903) - (HELICINIDAE)
- expolitum, Dendropoma expolitum R.E. Golding, R. Bieler, T.A. Rawlings & T.M. Collins, 2014 - (VERMETIDAE)
- expolitus, Magilus expolitus (T. Shikama, 1963) - (MURICIDAE)
- exponens, Bellerophon exponens J.W. Hall, 1879 † - syn of: Bellerophon pelops J.W. Hall, 1862 † - (BELLEROPHONTIDAE) (FOSSIL)
- exporrecta, Bakevellia exporrecta (Lepsius, 1878 †) - (BAKEVELLIIDAE) (FOSSIL)
- exporrecta, Gervillia exporrecta Lepsius, 1878 † - syn of: Bakevellia exporrecta (Lepsius, 1878 †) - (MYALINIDAE) (FOSSIL)
- exporrecta, Coriophora exporrecta C.F. Laseron - syn of: Subulophora rutilans (R.P.J. Hervier, 1898) - (TRIPHORIDAE)
- exporrecta, Subulophora exporrecta C.F. Laseron, 1958 - syn of: Subulophora rutilans (R.P.J. Hervier, 1898) - (TRIPHORIDAE)
- exposita, Mitra exposita T. Iredale, 1936 - syn of: Mitra glabra W.J. Swainson, 1821 - (MITRIDAE)
- exposita, Protonerita exposita E.A.L. Kittl, 1894 † - syn of: Neritaria comensis (R. Hoernes, 1856 †) - (NERITIDAE) (FOSSIL)
- exposita, Coxiella exposita (T. Iredale, 1943) - (POMATIOPSIDAE)
- expositum, Sinumelon expositum T. Iredale, 1937 - (CAMAENIDAE)
- expositum, Fanulum expositum (A. Mousson, 1873) - (EUCONULIDAE)
- expositus, Aviculopecten expositus Reed, 1944 † - (AVICULOPECTINIDAE) (FOSSIL)
- expositus, Hadopyrgus expositus M. Haase, 2008 - (HYDROBIIDAE)
- expressa, Parthenina expressa Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- expressa, Pilsbryoconcha expressa (E.C. Von Martens, 1900) - (UNIONIDAE)
- expressus, Callistochiton expressus (P.P. Carpenter, 1865) - (CALLISTOPLACIDAE)
- expulsus, Rhabdocolpus expulsus A.E.M. Cossmann, 1912 † - syn of: Procerithium russiense (A.V.M.D. D'Orbigny, 1845 †) - (PROCERITHIIDAE) (FOSSIL)
- Exputens, Genus Exputens Clark, 1934 † (PTERIIDA (unassigned)) (FOSSIL)
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