- Sesara, Genus Sesara J.A. Albers, 1880 (HELICARIONIDAE)
- sesarma, Nassa sesarma F.P. Marrat, 1877 † - syn of: Tritia heynemanni (H. von Maltzan, 1884 †) - (NASSARIIDAE) (FOSSIL)
- sesarmus, Nassarius sesarmus F.P. Marrat, 1877 † - syn of: Tritia heynemanni (H. von Maltzan, 1884 †) - (NASSARIIDAE) (FOSSIL)
- sespeensis, Potamides sespeensis Loel & Corey, 1932 † - (POTAMIDIDAE) (FOSSIL)
- sespensis, Chlamys sespensis R. Arnold, 1906 † - (PECTINIDAE) (FOSSIL)
- sesquitertia, Drillia sesquitertia E.C. Von Martens, 1904 - (DRILLIIDAE)
- sessenheimensis, Clausilia sessenheimensis H. Nordsieck, 1974 † - (CLAUSILIIDAE) (FOSSIL)
- sessilis, Chama sessilis J.G. Bruguière, 1792 - syn of: Chama gryphoides C. Linnaeus, 1758 - (CHAMIDAE)
- sessilis, Naticopsis sessilis Reed, 1944 † - (DELPHINULOPSIDAE) (FOSSIL)
- sesteri, Melanopsis sesteri Bourguignat, 1884 - (MELANOPSIDAE)
- sesteri diadema, Melanopsis sesteri diadema J.R. Bourguignat, 1884 - (MELANOPSIDAE)
- Sesteria, Genus Sesteria J.R. Bourguignat, 1884 (ENIDAE)
- Sesteria, syn of: Genus Buliminus H.H. Beck, 1837 (ENIDAE)
- sestertius, Pseudotorinia sestertius R. Bieler, 1993 - (ARCHITECTONICIDAE)
- seta, Mopalia seta A.M. Jakovleva, 1952 - (MOPALIIDAE)
- setaba, Bela setaba J.G. Jeffreys, 1847 - syn of: Bela nebula (G. Montagu, 1803) - (MANGELIIDAE)
- setacea, Bankia setacea (G.W. Tryon, 1860) - (TEREDINIDAE)
- Setaeara, Subgenus Thiara (Setaeara) Morrison, 1951 † (THIARIDAE) (FOSSIL)
- Setaliris, syn of: Genus Haliris W.H. Dall, 1886 (VERTICORDIIDAE)
- Setaliris, syn of: Genus Haliris W.H. Dall, 1886 (VERTICORDIIDAE)
- setchuanense, Opeas setchuanense (P.M. Heude, 1885) - (SUBULINIDAE)
- setchuanensis, Dioryx setchuanensis (P.M. Heude, 1885) - (CYCLOPHORIDAE)
- setchuanensis, Heudeia setchuanensis P.M. Heude, 1885 - syn of: Dioryx setchuanensis (P.M. Heude, 1885) - (HELICINIDAE)
- setebos, Megaleledone setebos (G.C. Robson, 1932) - (MEGALELEDONIDAE)
- setebos, Graneledone setebos G.C. Robson, 1932 - syn of: Megaleledone setebos (G.C. Robson, 1932) - (OCTOPODIDAE)
- setensis, Pseudovermis setensis A. Fize, 1961 - (PSEUDOVERMIDAE)
- setepausensis, Cribrarula cribraria setepausensis L. Bozzetti, 2016 - (CYPRAEIDAE)
- sethuramae, Turricula sethuramae E.W. Vredenburg, 1921 † - (CLAVATULIDAE) (FOSSIL)
- sethuramae, Hastula sethuramae E.W. Vredenburg, 1921 † - (TEREBRIDAE) (FOSSIL)
- Setia, Genus Setia H. Adams & A. Adams, 1854 (RISSOIDAE)
- seticinctum, Mychopoma seticinctum (R.H. Beddome, 1875) - (CYCLOPHORIDAE)
- seticornium, Endoceras seticornium E. Strand, 1934 † - (ENDOCERATIDAE) (FOSSIL)
- seticostata, Setomedea seticostata (C. Hedley, 1924) - (CHAROPIDAE)
- seticus, Limax seticus A. Wiktor & U. Bössneck, 2004 - (LIMACIDAE)
- setidens, Rostanga setidens (N.H. Odhner, 1939) - (DISCODORIDIDAE)
- Setidiscus, Subgenus Thysanophora (Setidiscus) F.C. Baker, 1927 (THYSANOPHORIDAE)
- setifer, Ovatella setifer J.G. Cooper, 1872 - syn of: Myosotella myosotis (J.P.R. Draparnaud, 1801) - (ELLOBIIDAE)
- setifera, Limatula setifera W.H. Dall, 1886 - (LIMIDAE)
- setiger, Actinocyclus setiger W.P.E.S. Rüppell - (ACTINOCYCLIDAE)
- setiger, Chiton setiger P.P. King & W.J. Broderip, 1832 - syn of: Plaxiphora aurata (J.J.N.A. Spalowsky, 1795) - (CHITONIDAE)
- setiger, Tucetona setiger N.H. Odhner, 1917 - syn of: Glycymeris tenuicostata (L.A. Reeve, 1843) - (GLYCYMERIDIDAE)
- setiger, Glycymeris setiger N.H. Odhner, 1917 - syn of: Glycymeris tenuicostata (L.A. Reeve, 1843) - (GLYCYMERIDIDAE)
- setiger, Brachidontes setiger (R.W. Dunker, 1857) - (MYTILIDAE)
- setiger, Spondylus setiger L.A. Reeve, 1856 - (SPONDYLIDAE)
- setigera, Barbatia setigera (L.A. Reeve, 1844) - (ARCIDAE)
- setigera, Arca setigera R.W. Dunker, 1853 - syn of: Mosambicarca hians (L.A. Reeve, 1844) - (ARCIDAE)
- setigera, Semotrachia setigera (R. Tate, 1894) - (CAMAENIDAE)
- setigera, Dendrodoris setigera J.L. Rapp, 1827 - syn of: Dendrodoris limbata (G.L.C.F.D. Cuvier, 1804) - (DENDRODORIDIDAE)
- setigera, Doris setigera J.L. Rapp, 1827 - syn of: Dendrodoris limbata (G.L.C.F.D. Cuvier, 1804) - (DORIDIDAE)
- setigera, Hemitrichiella setigera (G.B. Sowerby, 1898) - (HELICARIONIDAE)
- setigera, Liburnica setigera (E.A. Rossmässler, 1836) - (HELICIDAE)
- setigera, Helix setigera A.A. Gould - syn of: Cookeconcha hystrix (L. Pfeiffer, 1846) - (HELICIDAE)
- setigera, Pilsbryella setigera (H.F. Nierstrasz, 1905) - (LEPTOCHITONIDAE)
- setigera, Modiolus setigera R.W. Dunker, 1857 - syn of: Brachidontes setiger (R.W. Dunker, 1857) - (MYTILIDAE)
- setigera globulosa, Liburnica setigera globulosa (Š. Brusina, 1869) - (HELICIDAE)
- setigericosta, Anadara setigericosta (P. Nyst, 1848) - (ARCIDAE)
- setigericosta, Arca setigericosta P. Nyst, 1848 - syn of: Anadara setigericosta (P. Nyst, 1848) - (ARCIDAE)
- setigerum, Holcostoma setigerum A. Adams, 1854 - (PLANAXIDAE)
- Setigloma, Genus Setigloma A.A. Schileyko, 1983 (SAREPTIDAE)
- setiliris, Ctenophila setiliris (W.H. Benson, 1851) - (HELICARIONIDAE)
- setionoi, Chicoreus setionoi R. Houart, 2001 - (MURICIDAE)
- Setipellis, Subgenus Suavitas (Setipellis) H.A. Pilsbry, 1926 (SAGDIDAE)
- setipila, Helix setipila E.A. Rossmässler, 1835 - syn of: Campylaea planospira setulosa (Briganti, 1825) - (HELICIDAE)
- Setobaudinia, Genus Setobaudinia T. Iredale, 1933 (CAMAENIDAE)
- setobaudinioides, Baudinella setobaudinioides F. Köhler, 2011 - (CAMAENIDAE)
- Setocallosa, Genus Setocallosa F. Köhler & F. Criscione, 2015 (CAMAENIDAE)
- setocinta, Aegista setocinta A. Adams, 1868 - (BRADYBAENIDAE)
- setoensis, Anadara setoensis (M. Yokoyama, 1938 †) - (ARCIDAE) (FOSSIL)
- setoensis, Goniobranchus setoensis (K. Baba, 1938) - (CHROMODORIDIDAE)
- setoensis, Glossodoris setoensis K. Baba, 1938 - syn of: Goniobranchus setoensis (K. Baba, 1938) - (CHROMODORIDIDAE)
- setoensis, Neopycnodonte setoensis T. Habe, 1958 - syn of: Neopycnodonte cochlear (G.S. Poli, 1795) - (GRYPHAEIDAE)
- setoensis, Elysia setoensis I. Hamatani, 1968 - (PLAKOBRANCHIDAE)
- setoensis, Metaruncina setoensis (K. Baba, 1954) - (RUNCINIDAE)
- setoensis, Lamellaria setoensis T. Habe, 1944 - (VELUTINIDAE)
- Setoeolis, Genus Setoeolis K. Baba in K. Baba & I. Hamatani, 1965 (GLAUCIDAE)
- Setogibba, syn of: Genus Planispira H.H. Beck, 1837 (CAMAENIDAE)
- Setomedea, Genus Setomedea T. Iredale, 1941 (CHAROPIDAE)
- setonaikaiensis, Amaea setonaikaiensis H. Masahito & T. Habe, 1975 - (EPITONIIDAE)
- setonaikaiensis, Lacuna setonaikaiensis (T. Habe, 1958) - (LITTORINIDAE)
- setorymensis, Nuculopsis setorymensis Kurushin, 1987 † - (NUCULIDAE) (FOSSIL)
- setorymi, Tomponautilus setorymi E.S. Sobolev, 1989 † - (LIROCERATIDAE) (FOSSIL)
- setosa, Kimberleytrachia setosa F. Criscione & F. Köhler, 2015 - (CAMAENIDAE)
- setosa, Thordisa setosa (W.H. Pease, 1860) - (DISCODORIDIDAE)
- setosa, Helicigona setosa (A.E.J. Férussac, 1832) - (HELICIDAE)
- setosa, Campylaea setosa (E.A. Rossmässler, 1836) - (HELICIDAE)
- setosa, Pseudopythina setosa (R.W. Dunker, 1864) - (KELLIIDAE)
- setosa, Pellilitorina setosa (E.A. Smith, 1875) - (LITTORINIDAE)
- setosa, Mactra setosa J.R.C. Quoy & Quimard, 1835 - syn of: Mactra maculata J.F. Gmelin, 1791 - (MACTRIDAE)
- setosa, Monadenia setosa R.R. Talmadge, 1952 - (MONADENIIDAE)
- setosa, Philobrya setosa (P.P. Carpenter, 1864) - (PHILOBRYIDAE)
- setosa, Pterotrigonia setosa van Hoepen, 1929 † - (PTEROTRIGONIIDAE) (FOSSIL)
- setosa, Thiara setosa W.J. Swainson, 1825 - (THIARIDAE)
- setosa, Coralliophaga setosa R.W. Dunker in A. Grube, 1864 - syn of: Coralliophaga lithophagella (J.B.P.A. Lamarck, 1819) - (TRAPEZIDAE)
- setosa, Haliris setosa (C. Hedley, 1907) - (VERTICORDIIDAE)
- setosa imberbis, Campylaea setosa imberbis (Š. Brusina, 1876) - (HELICIDAE)
- setosum, Maoricardium setosum (J.H. Redfield, 1846) - (CARDIIDAE)
- setosum fraseri, Maoricardium setosum fraseri T.A. Garrard, 1963 - syn of: Maoricardium fraseri T.A. Garrard, 1963 - (CARDIIDAE)
- setosus, Bathydomus setosus (R.B. Watson, 1882) - (BUCCINIDAE)
- setosus, Cyclotus setosus O.F. von Möllendorff, 1894 - (CYCLOPHORIDAE)
- setosus, Turbo setosus (J.F. Gmelin, 1791) - (TURBINIDAE)
- setosus, Marmorostoma setosus J.F. Gmelin, 1791 - syn of: Turbo setosus (J.F. Gmelin, 1791) - (TURBINIDAE)
- Setotrigonia, syn of: Genus Yeharella Kobayashi & Amano, 1955 † (STEINMANELLIDAE) (FOSSIL)
- Setoturbinata, Genus Setoturbinata Stanisic, 2010 (CHAROPIDAE)
- setouchiensis, Koreamya setouchiensis Y. Goto, H. Ishikawa & Y. Hamamura, 2014 - (MONTACUTIDAE)
- setoutiana, Erycina setoutiana Is. Taki & S. Sato, 1938 - (LASAEIDAE)
- setoutiensis, Odostomia setoutiensis S. Nomura, 1939 - (PYRAMIDELLIDAE)
- setra, Parvedentulina setra K.C. Emberton & T.A. Pearce, 2000 - (STREPTAXIDAE)
- settepassi, Tectonatica settepassi A. Gaglini in F. Settepassi, 1985 - syn of: Tectonatica rizzae (R.A. Philippi, 1844) - (NATICIDAE)
- settepassii, Alvania settepassii B. Amati & I. Nofroni, 1985 - (RISSOIDAE)
- settoutensis, Siretia pallaryi settoutensis (F. Llabador, 1952) - (HELICIDAE)
- Settsassia, syn of: Genus Kittliconcha Bonarelli, 1927 † (SETTSASSIIDAE) (FOSSIL)
- SETTSASSIIDAE Bandel, 1992 † - Family (GASTROPODA-CAENOGASTROPODA [Subclass]) (FOSSIL)
- setuba, Ichnusa setuba J.G. Jeffreys, 1847 - syn of: Bela nebula (G. Montagu, 1803) - (MANGELIIDAE)
- setubalensis, Candidula setubalensis (L. Pfeiffer, 1850) - (HYGROMIIDAE)
- setubalensis, Helicella setubalensis (D.M. Ortiz & D.M. Ortiz, 1950 non Pf., 1850) - syn of: Helicella orzai E. Gittenberger & M.Y. Manga, 1980 - (HYGROMIIDAE)
- setulosa, Campylaea planospira setulosa (Briganti, 1825) - (HELICIDAE)
- setulosa, Helicomela setulosa (R.T. Lowe, 1831) - (HYGROMIIDAE)
- setulosum, Hemiarthrum setulosum P.P. Carpenter in W.H. Dall, 1876 - (HEMIARTHRIDAE)
- setzeri, Amphidromus setzeri N.N. Thach, 2015 - (CAMAENIDAE)
- setzeri, Rhagada setzeri W.J.M. Maassen, 2009 - (CAMAENIDAE)
- setzeri, Bertia setzeri N.N. Thach, 2015 - (TROCHOMORPHIDAE)
- seuiensis, Marmarostoma seuiensis D. Smits & R.G. Moolenbeek, 1995 - (TURBINIDAE)
- seurati, Aglaja seurati A.J.B.M. Vayssière, 1929 - syn of: Melanochlamys algirae (A. Adams in G.B. II Sowerby, 1850) - (AGLAJIDAE)
- seurati, Melanochlamys seurati A.J.B.M. Vayssière, 1926 - syn of: Melanochlamys algirae (A. Adams in G.B. II Sowerby, 1850) - (AGLAJIDAE)
- seurati, Pollia seurati M. Couturier, 1907 - syn of: Stosicia bourguignati (A. Issel, 1869) - (BUCCINIDAE)
- seurati, Acrosterigma seurati E. Vidal, 1999 - (CARDIIDAE)
- seurati, Dendroconus seurati A. Feneaux, 1942 - syn of: Calamiconus quercinus (J. Lightfoot, 1786) - (CONIDAE)
- seurati, Melanopsis seurati P.M. Pallary, 1920 - (MELANOPSIDAE)
- seurati, Abra seurati (É. Lamy, 1906) - (SEMELIDAE)
- seurati, Limnium seurati P.M. Pallary, 1936 - syn of: Unio gibbus L. Spengler, 1793 - (UNIONIDAE)
- seussae, Yochelsonistylus seussae A. Nützel & Nakazawa, 2012 † - (ORTHONEMATIDAE) (FOSSIL)
- Sevanella, Genus Sevanella Akopyan, 1972 † (CEPHALASPIDA (UNASSIGNED)) (FOSSIL)
- severa, Cyclotropis severa J. Perner, 1903 † - syn of: Beraunia severa (J. Perner, 1903 †) - (ASSIMINEIDAE) (FOSSIL)
- severa, Pseudorhaphitoma severa (K.H.J. Thiele, 1925) - (MANGELIIDAE)
- severa, Natica severa A.A. Gould, 1859 - (NATICIDAE)
- severa, Beraunia severa (J. Perner, 1903 †) - (ORIOSTOMATIDAE) (FOSSIL)
- severa, Euterebra severa (J.C. Melvill, 1897) - (TEREBRIDAE)
- severense, Phragmoceras severense Foerste & Savage, 1927 † - (PHRAGMOCERATIDAE) (FOSSIL)
- severianoi, Lepidochitona severianoi P. Carmona Zavilde & F.J. García, 2000 - (LEPIDOCHITONIDAE)
- severini, Kalidos severini E. Fischer-Piette, Ch.P. Blanc, F. Blanc & F. Salvat, 1994 - (ARIOPHANTIDAE)
- severinus, Latisipho severinus (W.H. Dall, 1919) - (BUCCINIDAE)
- severinus, Colus severinus W.H. Dall, 1919 - syn of: Latisipho severinus (W.H. Dall, 1919) - (BUCCINIDAE)
- severnsi, Amphidromus severnsi Thach, 2017 - (CAMAENIDAE)
- severnsi, Vexillum severnsi R. Salisbury, 2011 - (COSTELLARIIDAE)
- severnsi, Fusinus severnsi D.R. Goodwin & S. Kosuge, 2008 - (FASCIOLARIIDAE)
- severnsi, Tellinella severnsi M. Huber, A. Langleit & K. Kreipl, 2015 - (TELLINIDAE)
- Severnsia, Genus Severnsia Geiger, 2016 (EULIMIDAE)
- severus, Napaeus severus J.F. Mabille, 1898 - (ENIDAE)
- sevierense, Alstadenites sevierense Reeside, 1932 † - (COLLIGNONICERATIDAE) (FOSSIL)
- sevierense, Oderoceras sevierense Ulrich, Foerste & Miller, 1943 † - (PROTEROCAMEROCERATIDAE) (FOSSIL)
- sevilis, Gastrocopta sevilis (A.A. Gould, 1843) - (GASTROCOPTIDAE)
- sevillana, Eopagodea sevillana Frýda & al., 2001 † - (HOLOPEIDAE) (FOSSIL)
- sevillensis, Otala sevillensis G. Servain, 1880 - syn of: Otala lactea (O.F. Müller, 1774) - (HELICIDAE)
- sevillensis, Melanopsis sevillensis P.M. Pallary, 1924 - (MELANOPSIDAE)
- sevillensis, Melanopsis sevillensis J.P.S. Grateloup, 1840 - syn of: Melanopsis cariosa (C. Linnaeus, 1767) - (MELANOPSIDAE)
- sevillensis, Ortizius sevillensis C.A. Westerlund, 1890 - syn of: Ortizius rateranus (G. Servain, 1880) - (OXYCHILIDAE)
- sevillensis, Unio sevillensis W. Kobelt, 1887 - syn of: Unio abrantesianus É.A.A. Locard, 1899 - (UNIONIDAE)
- sevilliana, Otala sevilliana A. Mousson, 1874 - syn of: Otala lactea (O.F. Müller, 1774) - (HELICIDAE)
- sevogodense, Tolvericeras sevogodense (Contini & Hantzpergue †) - (PERISPHINCTIDAE) (FOSSIL)
- sewalli, Stephanoconus sewalli (C.J. Maury, 1917 †) - (CONIDAE) (FOSSIL)
- sewalli, Conus sewalli C.J. Maury, 1917 † - syn of: Stephanoconus sewalli (C.J. Maury, 1917 †) - (CONIDAE) (FOSSIL)
- sewalliana, Fusinus sewalliana C.J. Maury, 1912 † - (FASCIOLARIIDAE) (FOSSIL)
- sewardense, Alaskoceras sewardense (Flower †) - (ESTONIOCERATIDAE) (FOSSIL)
- sewardensis, Daidia sewardensis Frýda & al., 2001 † - (STRAPAROLLINIDAE) (FOSSIL)
- Sewardoceras, Genus Sewardoceras Flower, 1968 † (ENDOCERIDA (UNASSIGNED)) (FOSSIL)
- sewelli, Vasticardium sewelli (B. Prashad, 1932) - (CARDIIDAE)
- sewelli, Dentalium sewelli N.H. Ludbrook, 1954 - syn of: Episiphon subtorquatum (P. Fischer, 1871) - (DENTALIIDAE)
- sewelli, Episiphon sewelli N.H. Ludbrook, 1954 - syn of: Episiphon subtorquatum (P. Fischer, 1871) - (GADILINIDAE)
- sewelli, Propeamussium sewelli J. Knudsen, 1967 - (PROPEAMUSSIIDAE)
- sewelli, Sepia sewelli W. Adam & P.A. van Rees, 1966 - (SEPIIDAE)
- sewelli, Aphrodora sewelli (J. Knudsen, 1967) - (VENERIDAE)
- Sewertzowia, syn of: Genus Pseudonapaeus C.A. Westerlund, 1887 (ENIDAE)
- sexagenicostae, Tauschia sexagenicostae Fischer & al., 2002 † - (FISSURELLIDAE) (FOSSIL)
- sexangulare, Dentalium sexangulare T.C. Hilgard & G.H.E. Hopkins, 1878 - syn of: Paradentalium gouldii (W.H. Dall, 1889) - (DENTALIIDAE)
- sexangularis, Jujubinus sexangularis (C.L.F. von Sandberger, 1859 †) - (TROCHIDAE) (FOSSIL)
- sexangulatum, Crioceratites sexangulatum Karakasch, 1907 † - (CRIOCERATITIDAE) (FOSSIL)
- sexangulum, Dentalium sexangulum J.F. Gmelin, 1790 † - (DENTALIIDAE) (FOSSIL)
- sexangulus, Chlamydephorus sexangulus (M.A. Watson, 1915) - (CHLAMYDEPHORIDAE)
- sexangulus, Fusus sexangulus T.A. Conrad, 1834 † - syn of: Hexaplex engonatus T.A. Conrad, 1833 † - (FASCIOLARIIDAE) (FOSSIL)
- sexangulus, Viator sexangulus (W.H. Dall, 1915 †) - (MURICIDAE) (FOSSIL)
- sexcarinata, Eunema sexcarinata Shrock & Raasch, 1937 † - syn of: Eunema helicteres Salter, 1859 † - (LOPHOSPIRIDAE) (FOSSIL)
- sexcarinata, Tetranota sexcarinata Ulrich & Scofield, 1897 † - (PLECTONOTIDAE) (FOSSIL)
- sexcarinata, Trilirata sexcarinata A. Warén & S. Hain, 1996 - (ZEROTULIDAE)
- sexcarinatus, Aulaconautilus sexcarinatus (Pictet, 1867 †) - (PSEUDONAUTILIDAE) (FOSSIL)
- sexcosta, Epitonium sexcosta F.P. Jousseaume, 1912 - syn of: Epitonium sexcostum (F.P. Jousseaume, 1912) - (EPITONIIDAE)
- sexcostata, Cymatiella sexcostata (R. Tate, 1888) - (RANELLIDAE)
- sexcostatum, Bittium sexcostatum (Morris & Lycett) † - (CERITHIIDAE) (FOSSIL)
- sexcostatum, Dentalium sexcostatum G.B. Sowerby, 1860 - syn of: Paradentalium hexagonum (A.A. Gould, 1859) - (DENTALIIDAE)
- sexcostatus, Aviculopecten sexcostatus Stuckenberg, 1898 † - syn of: Cassianoides sexcostatus (Stuckenberg, 1898 †) - (AVICULOPECTINIDAE) (FOSSIL)
- sexcostatus, Streptochetus sexcostatus (A.H.E. Beyrich, 1856 †) - (FASCIOLARIIDAE) (FOSSIL)
- sexcostatus, Cassianoides sexcostatus (Stuckenberg, 1898 †) - (HETEROPECTINIDAE) (FOSSIL)
- sexcostum, Epitonium sexcostum (F.P. Jousseaume, 1912) - (EPITONIIDAE)
- sexdecimalis, Tetrentodon sexdecimalis (Jimeno in L. Pfeiffer, 1863) - (UROCOPTIDAE)
- sexdentata, Helenoconcha sexdentata unknown - (CHAROPIDAE)
- sexdentata, Clathurella sexdentata G.B. Pritchard & J.H. Gatliff, 1899 - syn of: Asperdaphne desalesii (J.E. Tenison-Woods, 1877) - (CLATHURELLIDAE)
- sexdentata, Ilyanassa sexdentata (T.A. Conrad, 1843 †) - (NASSARIIDAE) (FOSSIL)
- sexdentata, Asperdaphne sexdentata G.B. Pritchard & J.H. Gatliff, 1899 - syn of: Asperdaphne desalesii (J.E. Tenison-Woods, 1877) - (RAPHITOMIDAE)
- sexdentata, Gulella sexdentata (E.C. Von Martens, 1869) - (STREPTAXIDAE)
- sexdentata, Vertigo sexdentata G. Montagu, 1803 - syn of: Vertigo antivertigo J.P.R. Draparnaud, 1801 - (VERTIGINIDAE)
- sexdentatus, Jsowerbya sexdentatus (Sowerby, 1823 †) - (MURICIDAE) (FOSSIL)
- sexdentatus, Odontostomus sexdentatus (J.B. von Spix, 1827) - (ODONTOSTOMIDAE)
- sexfiluris, Lagochilus sexfiluris (P.M. Heude, 1882) - (CYCLOPHORIDAE)
- sexformale, Leptoceras sexformale Renngarten, 1951 † - (PROTANCYLOCERATIDAE) (FOSSIL)
- sexlamellata, Anceyodonta sexlamellata (L. Pfeiffer, 1845) - (ENDODONTIDAE)
- sexlineare, Solarium sexlineare R.N. Nelson, 1870 - syn of: Architectonica nobilis P.F. Röding, 1798 - (ARCHITECTONICIDAE)
- sexlinearis, Architectonica sexlinearis R.N. Nelson, 1870 - syn of: Architectonica nobilis P.F. Röding, 1798 - (ARCHITECTONICIDAE)
- sexlineatum, Tainoceras sexlineatum Tucker, 1976 † - (TAINOCERATIDAE) (FOSSIL)
- sexlobatum, Stacheoceras sexlobatum Miller & Cline, 1934 † - (NEOSTACHEOCERATIDAE) (FOSSIL)
- sexnodosus, Hamites sexnodosus F.A. Roemer, 1841 † - (HAMITIDAE) (FOSSIL)
- sexplicata, Volvaria sexplicata A. Risso, 1826 - syn of: Gibberula miliaria (C. Linnaeus, 1758) - (ACTEONIDAE)
- sexplicata, Chondrina farinesii sexplicata A. Bofill, 1886 - (CHONDRINIDAE)
- sexplicata, Marginella sexplicata A. Risso, 1826 - syn of: Gibberula miliaria (C. Linnaeus, 1758) - (MARGINELLIDAE)
- sexplicata, Marginella sexplicata H.C. Weinkauff, 1879 - syn of: Cryptospira grisea (F.P. Jousseaume, 1917) - (MARGINELLIDAE)
- sexplicata, Vertigo sexplicata É.A.A. Locard, 1881 - syn of: Isthmia pygmaea (J.P.R. Draparnaud, 1801) - (VERTIGINIDAE)
- sexradiata, Cassianella sexradiata R.M. Branson, 1930 † - syn of: Cassianoides sexcostatus (Stuckenberg, 1898 †) - (CASSIANELLIDAE) (FOSSIL)
- sexradiata, Procostatoria sexradiata (R.M. Branson, 1930 †) - (COSTATORIIDAE) (FOSSIL)
- sexradiata, Costatoria sexradiata R.M. Branson, 1930 † - syn of: Procostatoria sexradiata (R.M. Branson, 1930 †) - (MYOPHORIIDAE) (FOSSIL)
- sexradiata, Heterodonax sexradiata J.B.P.A. Lamarck, 1818 - syn of: Heterodonax bimaculatus (C. Linnaeus, 1758) - (PSAMMOBIIDAE)
- sexradiata, Inquisitor sexradiata (N.H. Odhner, 1917) - (PSEUDOMELATOMIDAE)
- sexradiata, Inquisitor sexradiata N.H. Odhner, 1917 - syn of: Inquisitor sexradiata (N.H. Odhner, 1917) - (PSEUDOMELATOMIDAE)
- sexradiata, Tellina sexradiata J.B.P.A. Lamarck, 1818 - syn of: Heterodonax bimaculatus (C. Linnaeus, 1758) - (TELLINIDAE)
- sexsulcata, Menestho sexsulcata S. Nomura, 1936 - (PYRAMIDELLIDAE)
- Sexta, Genus Sexta Stephenson, 1953 † (MACTROMYIDAE) (FOSSIL)
- sextalineata, Balbinipleura sextalineata Heidelberger, 2001 † - (GOSSELETINIDAE) (FOSSIL)
- sextalineatus, Littorinides sextalineatus (C.L.F. von Sandberger, 1842 †) - (PLAGIOTHYRIDAE) (FOSSIL)
- sextana, Vertigo sextana P.V. Gredler, 1872 - syn of: Vertigo substriata J.G. Jeffreys, 1833 - (VERTIGINIDAE)
- sextona, Hydrobia sextona (J.B.P.A. Lamarck, 1804 †) - (HYDROBIIDAE) (FOSSIL)
- sextona, Chrysallida sextona (A.E.M. Cossmann & M.A. Peyrot, 1917 †) - (PYRAMIDELLIDAE) (FOSSIL)
- sextoni, Conus sextoni R.C. Hoerle, 1976 † - (CONIDAE) (FOSSIL)
- sextoni, Mangelia sextoni J. Gardner, 1937 † - (MANGELIIDAE) (FOSSIL)
- sextoni, Chicoreus sextoni E.H. Vokes, 1990 † - (MURICIDAE) (FOSSIL)
- sextuberculatus, Eutexanites sextuberculatus Klinger & J. Kennedy, 1980 † - (COLLIGNONICERATIDAE) (FOSSIL)
- seyadi, Iglica seyadi Backhyus & Boeters, 1974 - (HYDROBIIDAE)
- seyadi, Iglica seyadi W. Backhuys & H.D. Boeters, 1974 - (HYDROBIIDAE)
- seychellarum, Herpetopoma seychellarum (G. Nevill & H. Nevill, 1869) - (CHILODONTIDAE)
- seychellarum, Columbella seychellarum E.C. Von Martens, 1903 - syn of: Euplica festiva (G.P. Deshayes in E.S.J.L. de Laborde & M. Linant, 1834) - (COLUMBELLIDAE)
- seychellarum, Euplica seychellarum E.C. Von Martens, 1903 - syn of: Euplica festiva (G.P. Deshayes in E.S.J.L. de Laborde & M. Linant, 1834) - (COLUMBELLIDAE)
- seychellarum, Eucithara seychellarum (E.A. Smith, 1884) - (MANGELIIDAE)
- seychellarum, Heterodonax seychellarum V. Bertin, 1881 - syn of: Heterodonax pacificus (T.A. Conrad, 1837) - (PSAMMOBIIDAE)
- seychellarum, Punctum seychellarum J. Gerlach, 1998 - (PUNCTIDAE)
- seychellarum, Scrobicularia seychellarum A. Adams, 1856 - syn of: Iacra seychellarum (A. Adams, 1856) - (SCROBICULARIIDAE)
- seychellarum, Iacra seychellarum (A. Adams, 1856) - (SEMELIDAE)
- seychellarum, Iacra seychellarum P.G. Oliver, 1995 - syn of: Iacra arabica H. Dekker & R.G. Moolenbeek - (SEMELIDAE)
- Seychellaxis, Genus Seychellaxis A.A. Schileyko, 2000 (STREPTAXIDAE)
- seychellensis, Columbella seychellensis E.A. Smith, 1884 - syn of: Graphicomassa ligula (P.L. Duclos, 1840) - (COLUMBELLIDAE)
- seychellensis, Conus seychellensis G. Nevill & H. Nevill, 1874 - syn of: Strategoconus litoglyphus (C.H. Hwass in J.G. Bruguière, 1792) - (CONIDAE)
- seychellensis, Divaricella seychellensis (A.V.M.D. D'Orbigny, 1846) - (LUCINIDAE)
- seychellensis, Filicaulis seychellensis (P. Fischer, 1871) - (VERONICELLIDAE)
- seychellium, Natica seychellium R.B. Watson, 1886 - syn of: Naticarius sertatus (K.T. Menke, 1843) - (NATICIDAE)
- Seyedina, Genus Seyedina Jatsuk, 1987 † (SENDERZONIELLIDAE) (FOSSIL)
- seyithasanensis, Clavatula seyithasanensis B.M. Landau & al., 2013 † - (CLAVATULIDAE) (FOSSIL)
- seyithasanensis, Bela seyithasanensis B.M. Landau & al., 2013 † - (MANGELIIDAE) (FOSSIL)
- seyithasanensis, Philine seyithasanensis B.M. Landau & al., 2013 † - (PHILINIDAE) (FOSSIL)
- seymourensis, Dimitocamax seymourensis (Doyle, 1988 †) - (DIMITOBELIDAE) (FOSSIL)
- seymourensis, Melanella seymourensis J.D. Stilwell & al., 2004 † - (EULIMIDAE) (FOSSIL)
- seymourensis, Austroficopsis seymourensis J.D. Stilwell & Zinsmeister, 1992 † - (FICIDAE) (FOSSIL)
- seymourensis, Ostrea seymourensis Zinsmeister, 1984 † - (OSTREIDAE) (FOSSIL)
- seymourensis, Leukoma seymourensis W.H. Dall & Oschner, 1928 † - (VENERIDAE) (FOSSIL)
- seymouri, Chlamys seymouri J. Marwick, 1928 † - (PECTINIDAE) (FOSSIL)
- seymouriana, Cerithiella seymouriana (H. Strebel, 1908) - (NEWTONIELLIDAE)
- seymourianum, Bittium seymourianum H. Strebel, 1908 - syn of: Cerithiella seymouriana (H. Strebel, 1908) - (CERITHIIDAE)
- seymourianus, Maorites seymourianus (Kilian & Reboul, 1909 †) - (KOSSMATICERATIDAE) (FOSSIL)
- seymouriense, Gaudryceras seymouriense Macellari, 1986 † - (GAUDRYCERATIDAE) (FOSSIL)
- Seymourites, Genus Seymourites Ravn, 1911 † (KOSMOCERATIDAE) (FOSSIL)
- Seymourosphaera, Genus Seymourosphaera Oleinik & Zinsmeister, 1996 † (BUCCINIDAE) (FOSSIL)
- Seymourtula, Genus Seymourtula Zinsmeister, 1988 † (LIMIDAE) (FOSSIL)
- sezokoensis, Zaptyx hyperoptyx sezokoensis H.A. Pilsbry, 1909 - (CLAUSILIIDAE)
- sfaxiana, Philbertia bucquoyi sfaxiana F. Nordsieck, 1977 - (RAPHITOMIDAE)
- sfaxiana, Benthonella globulina sfaxiana F. Nordsieck, 1972 - (RISSOIDAE)
- sfaxianus, Plicifusus sfaxianus F. Nordsieck, 1968 - (BUCCINIDAE)
- Sfaxiella, syn of: Genus Rissoa M. Freminville in A.G. Desmarest, 1814 (RISSOIDAE)
- sganziniana, Ampelita sepulchralis sganziniana J.C.H. Crosse & P.H. Fischer, 1890 - (ACAVIDAE)
- Shaanxiconcha, Genus Shaanxiconcha Liu, 1980 † (SHAANXICONCHIDAE) (FOSSIL)
- SHAANXICONCHIDAE Liu, 1980 † - Family (BIVALVIA-HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-ANTHRACOSIOIDEA [Superfamil) (FOSSIL)
- Shabaktiella, Genus Shabaktiella † (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- shabaktiensis, Igorella shabaktiensis Missarzhevsky & Mambetov, 1981 † - (HELCIONELLIDAE) (FOSSIL)
- shabaonica, Claraia shabaonica Yang & al., 2001 † - (PTERINOPECTINIDAE) (FOSSIL)
- shackeltoni, Struthiolarella shackeltoni Zinsmeister & Y. Camacho-García, 1980 † - (STRUTHIOLARIIDAE) (FOSSIL)
- shacklefordensis, Solariella shacklefordensis A.A. Olsson, 1914 † - (SOLARIELLIDAE) (FOSSIL)
- shacklefordi, Canalispira shacklefordi (H.B. Preston, 1915) - (CYSTISCIDAE)
- shacklefordi, Marginella shacklefordi H.B. Preston, 1915 - syn of: Canalispira shacklefordi (H.B. Preston, 1915) - (MARGINELLIDAE)
- shacklefordi, Nassarius shacklefordi (J.C. Melvill & R. Standen, 1896) - (NASSARIIDAE)
- shackletoni, Trophonella shackletoni (C. Hedley, 1911) - (MURICIDAE)
- shackletoni paucilamellatus, Trophon shackletoni paucilamellatus A.W.B. Powell, 1951 - syn of: Trophon paucilamellatus A.W.B. Powell, 1951 - (MURICIDAE)
- shadini, Acroloxus shadini N.D. Kruglov & Y.I. Starobogatov, 1991 - (ACROLOXIDAE)
- shadini, Tricheulota shadini I.M. Likharev, 1949 - syn of: Perforatella rubiginosa (A. Schmidt, 1853) - (BRADYBAENIDAE)
- shadini, Sogdamnicola shadini Z.I. Izzatullaev, 1984 - (HYDROBIIDAE)
- shadini, Benedictia shadini J. Beckmann & Y.I. Starobogatov, 1975 - (LITHOGLYPHIDAE)
- shadini, Lymnaea shadini Z.I. Izzatullaev, N.D. Kruglov & Y.I. Starobogatov, 1983 - syn of: Galba truncatula (O.F. Müller, 1774) - (LYMNAEIDAE)
- shadini, Kolhymorbis shadini Y.I. Starobogatov & E.A. Streletzkaja, 1967 - (PLANORBIDAE)
- shadini, Pisidium shadini A.C.J. Johansen, 1937 - syn of: Pisidium nitidum L. Jenyns, 1832 - (SPHAERIIDAE)
- shadini, Middendorffinaia shadini I.M. Moskvicheva & Y.I. Starobogatov, 1973 - syn of: Inversidens pantoensis (M. von Neumayr, 1899) - (UNIONIDAE)
- shadini deflexa, Anemina shadini deflexa A.V. Martynov & A. Chernyshev, 1992 - syn of: Anemina euscaphys (P.M. Heude, 1879) - (UNIONIDAE)
- Shadinia, Genus Shadinia Akramovskij, 1976 (LITHOGLYPHIDAE)
- shaeferi, Rissoina shaeferi J.T.L. McGinty, 1962 - syn of: Rissoina sheaferi J.T.L. McGinty, 1962 - (RISSOINIDAE)
- shaefferiana, Anodonta shaefferiana I. Lea, 1852 - syn of: Strophitus undulatus (T. Say, 1817) - (UNIONIDAE)
- Shaenia, syn of: Genus Sphenia W.H. Turton, 1822 (MYIDAE)
- Shaerozonites, Genus Shaerozonites G.J. Pfeffer, 1929 (ZONITIDAE)
- shafferyi, Meliobra shafferyi T. Iredale, 1940 - (CAMAENIDAE)
- shagamuense, Ptychotrema shagamuense (O.C. Oke & Odiete, 1996) - (STREPTAXIDAE)
- shaganensis, Pyrgula shaganensis Roshka, 1973 † - (HYDROBIIDAE) (FOSSIL)
- shahdaraensis, Melanoides shahdaraensis Y.I. Starobogatov & Z.I. Izzatullaev, 1980 - (THIARIDAE)
- shahriari, Abichites shahriari W. Korn & Ghaderi, 2015 † - (DZHULFITIDAE) (FOSSIL)
- shajingengi, Eumorphotis shajingengi Hautmann & al., 2011 † - (HETEROPECTINIDAE) (FOSSIL)
- shaka, Baryspira shaka L. King, 1954 † - (ANCILLARIIDAE) (FOSSIL)
- shakopeense, Raphistoma shakopeense Stauffer, 1937 † - (RAPHISTOMATIDAE) (FOSSIL)
- Shakraceras, Genus Shakraceras Basse & Karpoff, 1957 † (HILDOCERATIDAE) (FOSSIL)
- shaleri, Platyloron shaleri (Whidborne, 1892 †) - (GOSSELETINIDAE) (FOSSIL)
- shaleri, Eurymyella shaleri Williams, 1912 † - (MODIOMORPHIDAE) (FOSSIL)
- shaleri, Nucula shaleri W.H. Dall, 1894 † - (NUCULIDAE) (FOSSIL)
- shaleri, Pleurotomaria shaleri Whidborne, 1892 † - syn of: Platyloron shaleri (Whidborne, 1892 †) - (PLEUROTOMARIIDAE) (FOSSIL)
- shalingensis, Bohaispira shalingensis Youlou, 1978 † - (BOHAISPIRIDAE) (FOSSIL)
- shalini, Lepidozona shalini J.R.M. Bergenhayn, 1933 - (ISCHNOCHITONIDAE)
- shallochense, Salpingostoma shallochense Reed, 1921 † - (BUCANIIDAE) (FOSSIL)
- shallochense, Trochonema shallochense Lamont † - (TROCHONEMATIDAE) (FOSSIL)
- shallochensis, Zonidiscus grayi shallochensis Reed, 1921 † - (TROPIDODISCIDAE) (FOSSIL)
- shallockensis, Lophospira shallockensis Longst, 1924 † - (LOPHOSPIRIDAE) (FOSSIL)
- Shamaraites, Genus Shamaraites Shigeta & Zakharov, 2009 † (FLEMINGITIDAE) (FOSSIL)
- shamaricus, Gyraulus shamaricus Z.I. Izzatullaev, 1972 - (PLANORBIDAE)
- Shamattawaceras, Genus Shamattawaceras Foerste & Savage, 1927 † (PROBILLINGSITIDAE) (FOSSIL)
- shamattawaense, Cyrtogomphoceras shamattawaense Foerste & Savage, 1927 † - (CYRTOGOMPHOCERATIDAE) (FOSSIL)
- shammi, Austrocyclotus shammi (R.J. Shuttleworth, 1857) - (NEOCYCLOTIDAE)
- shanbeilingense, Yanheceras shanbeilingense B.Z. Li, 1984 † - (YANHECERIDA (UNASSIGNED)) (FOSSIL)
- shandgolica, Gastrocopta shandgolica Prysjazhnjuk in Prysjazhnjuk & al., 1975 † - (GASTROCOPTIDAE) (FOSSIL)
- shandi, Modelia shandi J.H. Chemnitz - syn of: Modelia granosa (T. Martyn, 1784) - (TURBINIDAE)
- Shandongolithes, Genus Shandongolithes Qian, 1995 † (CARDIOLITHIDAE) (FOSSIL)
- shanensis, Lymnaea shanensis T.N. Annandale, 1918 - (LYMNAEIDAE)
- shanensis, Chersaecia shanensis (F. Stoliczka, 1873) - (PLECTOPYLIDAE)
- shanensis, Taia shanensis (W. Kobelt, 1909) - (VIVIPARIDAE)
- shangganense, Shangganites shangganense Brühwiler & al., 2008 † - (OPHICERATIDAE) (FOSSIL)
- shangganensis, Wannerispira shangganensis (A. Kaim & A. Nützel, 2010 †) - (GOSSELETINIDAE) (FOSSIL)
- shangganensis, Pagodina shangganensis A. Kaim & A. Nützel, 2010 † - syn of: Wannerispira shangganensis (A. Kaim & A. Nützel, 2010 †) - (GOSSELETINIDAE) (FOSSIL)
- Shangganites, Genus Shangganites Brühwiler & al., 2008 † (OPHICERATIDAE) (FOSSIL)
- shanghaiensis, Euphaedusa aculus shanghaiensis (L. Pfeiffer, 1852) - (CLAUSILIIDAE)
- shanghaiensis, Unio shanghaiensis I. Lea, 1859 - syn of: Nodularia douglasiae (J.E. Gray in E. Griffith & E. Pidgeon, 1834) - (UNIONIDAE)
- shanglanensis, Bakevellia shanglanensis H. Guo, 1985 † - (BAKEVELLIIDAE) (FOSSIL)
- shanglanensis, Limatula shanglanensis H. Guo, 1985 † - (LIMIDAE) (FOSSIL)
- shanglanensis, Pseudocorbula shanglanensis H. Guo, 1985 † - (MYOPHORICARDIIDAE) (FOSSIL)
- Shangraoceras, Genus Shangraoceras Zhao & Zheng, 1977 † (PSEUDOHALORITIDAE) (FOSSIL)
- shangraoense, Metalegoceras shangraoense J.K. Zhao & Zheng, 1977 † - (METALEGOCERATIDAE) (FOSSIL)
- shangsiensis, Shangsilites shangsiensis Sheng, 1989 † - (HUANANOCERATIDAE) (FOSSIL)
- Shangsilites, Genus Shangsilites Sheng , 1989 † (HUANANOCERATIDAE) (FOSSIL)
- shanica, Phaedusa shanica (H.H. Godwin-Austen, 1888) - (CLAUSILIIDAE)
- Shanina, Genus Shanina Reed, 1915 † (PRAECARDIOIDEA (UNASSIGNED)) (FOSSIL)
- Shaninopsis, Genus Shaninopsis Isberg, 1934 † (VLASTIDAE) (FOSSIL)
- shankariae, Acrioceras shankariae Sarkar, 1955 † - (ANCYLOCERATIDAE) (FOSSIL)
- shankariae, Balearites shankariae Sarkar, 1955 † - (CRIOCERATITIDAE) (FOSSIL)
- shannonae, Lepetodrilus shannonae A. Warén & P. Bouchet, 2009 - (LEPETODRILIDAE)
- shannonicus, Margarites shannonicus W.H. Dall, 1919 - syn of: Margarites striatus (W.E. Leach, 1819) - (MARGARITIDAE)
- Shansiella, Genus Shansiella Yin, 1932 † (PORTLOCKIELLIDAE) (FOSSIL)
- shantii, Meretrix shantii Abbass, 1972 † - (VENERIDAE) (FOSSIL)
- Shantungendoceras, Genus Shantungendoceras Sun, 1937 † (ELLESMEROCERATIDAE) (FOSSIL)
- shaodongensis, Tambanella shaodongensis Zhang, 1977 † - (MALLEIDAE) (FOSSIL)
- shaoriensis, Colchidites shaoriensis Djanelidze, 1926 † - (ANCYLOCERATIDAE) (FOSSIL)
- shaoyangensis, Palaeoneilo shaoyangensis Y. Fang, 1987 † - (MALLETIIDAE) (FOSSIL)
- Shaoyangoceras, syn of: Genus Yinoceras Zhao , 1954 † (PSEUDOHALORITIDAE) (FOSSIL)
- shapkarevi, Bithynia shapkarevi P. Glöer, I. Shoreva & V. Slavevska-Stamenkovic, 2015 - (BITHYNIIDAE)
- shapovalovi, Leptochiton shapovalovi B.I. Sirenko, 2013 † - (LEPTOCHITONIDAE) (FOSSIL)
- sharabatiae, Gari sharabatiae M.L. Rusmore-Villaume, 2005 - (PSAMMOBIIDAE)
- sharae, Gastrocopta sharae Salvador, Cavallari & Simone, 2017 - (GASTROCOPTIDAE)
- sharhabili, Melanopsis sharhabili K. Bandel, 2000 - (MELANOPSIDAE)
- sharmani, Saxolucina sharmani (R.O. Wilckens, 1911 †) - (LUCINIDAE) (FOSSIL)
- sharmiensis, Lyncina camelopardalis sharmiensis E.L. Heiman & H.K. Mienis, 1999 - (CYPRAEIDAE)
- sharnae, Austrodevonia sharnae P.U. Middelfart & A.K. Craig, 2004 - (GALEOMMATIDAE)
- Sharniropa, Genus Sharniropa Hyman & Stanisic, 2005 (CHAROPIDAE)
- sharonae, Trivellona sharonae (B. Hayes, 1993) - (TRIVIIDAE)
- sharonae, Marseniopsis sharonae (G. Willett, 1939) - (VELUTINIDAE)
- sharoni, Erosaria lamarckii sharoni W.E.J. Walles, 1980 - (CYPRAEIDAE)
- sharpeanus, Conus sharpeanus Pereira da Costa, 1866 † - (CONIDAE) (FOSSIL)
- sharpei, Ampullospira sharpei (Morris & J. Lycett 1851 †) - (AMPULLINIDAE) (FOSSIL)
- sharpei, Caprina sharpei C. Gemmellaro, 1865 † - syn of: Caprina baylei C. Gemmellaro, 1865 † - (CAPRINIDAE) (FOSSIL)
- sharpei, Hedecardium sharpei (Archaic & Haime, 1854 †) - (CARDIIDAE) (FOSSIL)
- sharpei, Cymatoceras sharpei (Schluter, 1876 †) - (CYMATOCERATIDAE) (FOSSIL)
- sharpei, Puzosia sharpei Spath † - (DESMOCERATIDAE) (FOSSIL)
- sharpei, Pachydiscus sharpei (Spath) † - (DESMOCERATIDAE) (FOSSIL)
- sharpei, Lepidochitona sharpei H.A. Pilsbry, 1896 - (LEPIDOCHITONIDAE)
- sharpei, Melanopsis sharpei P.M. Pallary, 1922 - (MELANOPSIDAE)
- sharpei, Praenucula sharpei Babin & Gutiérrez-Marco, 1991 † - syn of: Praenucula applanans (Barrande, 1881 †) - (PRAENUCULIDAE) (FOSSIL)
- sharpei, Purpurina sharpei (Morris & Lycett) † - (PURPURINIDAE) (FOSSIL)
- sharpei, Myocaris sharpei Barrande in J. Perner, 1903 † - (TECHNOPHORIDAE) (FOSSIL)
- Sharpeiceras, Genus Sharpeiceras Hyatt , 1903 † (ACANTHOCERATIDAE) (FOSSIL)
- sharpi, Tornatellaria sharpi H.A. Pilsbry & C.M. Cooke, 1916 - (ACHATINELLIDAE)
- sharpi, Atys sharpi E.G. Vanatta, 1901 - (HAMINOEIDAE)
- sharpi, Sphyradium sharpi H.A. Pilsbry & C.M. Cooke, 1906 - syn of: Columella sharpi (H.A. Pilsbry & C.M. Cooke, 1906) - (ORCULIDAE)
- sharpi, Ferrissia sharpi (E.R. Sykes, 1900) - (PLANORBIDAE)
- sharpi, Columella sharpi (H.A. Pilsbry & C.M. Cooke, 1906) - (VERTIGINIDAE)
- sharpii, Stenosemus sharpii (H.A. Pilsbry, 1896) - (ISCHNOCHITONIDAE)
- sharpii, Trachydermon sharpii H.A. Pilsbry, 1896 - syn of: Stenosemus sharpii (H.A. Pilsbry, 1896) - (LEPIDOCHITONIDAE)
- sharpii, Margarites sharpii H.A. Pilsbry, 1889 - syn of: Margarites vorticiferus sharpii H.A. Pilsbry, 1889 - (MARGARITIDAE)
- sharpii, Margarites vorticiferus sharpii H.A. Pilsbry, 1889 - (MARGARITIDAE)
- shartymense, Temnocheiloides shartymense Shimanskiy, 1967 † - (TEMNOCHEILIDAE) (FOSSIL)
- shasi, Gyraulus shasi P. Glöer & V.M. Pešic, 2007 - (PLANORBIDAE)
- Shasicheila, syn of: Genus Schasicheila R.J. Shuttleworth, 1852 (HELICINIDAE)
- shaskyi, Acanthochitona shaskyi A. Ferreira, 1987 - (ACANTHOCHITONIDAE)
- shaskyi, Hesperisternia shaskyi (S.S. Berry, 1959) - (BUCCINIDAE)
- shaskyi, Dauciconus shaskyi M.J. Tenorio, J.K. Tucker & A. Chaney, 2012 - (CONIDAE)
- shaskyi, Sabinella shaskyi A. Warén, 1992 - (EULIMIDAE)
- shaskyi, Bizetiella shaskyi G.E. Radwin & D'Attilio, 1972 - (MURICIDAE)
- shaskyi, Murexiella shaskyi D'Attilio & B.W. Myers, 1988 - (MURICIDAE)
- shaskyi, Nassarius shaskyi J.H. McLean, 1970 - (NASSARIIDAE)
- shaskyi, Philbertia shaskyi J.H. McLean & L.H. Poorman, 1971 - (RAPHITOMIDAE)
- Shaskyus, syn of: Genus Pteropurpura F.P. Jousseaume, 1880 (MURICIDAE)
- shasta, Vespericola shasta (S.S. Berry, 1921) - (POLYGYRIDAE)
- Shastelix, Subgenus Monadenia (Shastelix) B. Roth, 1981 (MONADENIIDAE)
- shastense, Shastoceras shastense F.M. Anderson, 1938 † - (ANCYLOCERATIDAE) (FOSSIL)
- shastense, Orthoceras shastense A. Hyatt & Smith, 1905 † - (ORTHOCERATIDAE) (FOSSIL)
- shastense, Spirogmoceras shastense (Smith, 1904 †) - (TRACHYCERATIDAE) (FOSSIL)
- shastense, Vascoceras shastense Anderson, 1932 † - (VASCOCERATIDAE) (FOSSIL)
- shastensis, Proarcestes shastensis Smith, 1927 † - (ARCESTIDAE) (FOSSIL)
- shastensis, Dillerites shastensis W.J. Gordon, 1966 † - (BACTRITIDAE) (FOSSIL)
- shastensis, Cassianella shastensis Smith, 1927 † - (CASSIANELLIDAE) (FOSSIL)
- shastensis, Cosmonautilus shastensis Smith, 1927 † - (CLYDONAUTILIDAE) (FOSSIL)
- shastensis, Omphaloptycha shastensis Smith, 1927 † - (COELOSTYLINIDAE) (FOSSIL)
- shastensis, Trachysagenites shastensis J.P. Smith, 1927 † - (HALORITIDAE) (FOSSIL)
- shastensis, Metasibirites shastensis Smith, 1927 † - (METASIBIRITIDAE) (FOSSIL)
- shastensis, Tropites shastensis J.P. Smith, 1927 † - (TROPITIDAE) (FOSSIL)
- Shasticrioceras, Genus Shasticrioceras Anderson, 1938 † (MEGACRIOCERATIDAE) (FOSSIL)
- Shastites, Genus Shastites Hyatt & Smith, 1905 † (SANDLINGITIDAE) (FOSSIL)
- Shastoceras, Genus Shastoceras Anderson, 1938 † (ANCYLOCERATIDAE) (FOSSIL)
- shatai, Mesalia shatai Abbass, 1967 † - (TURRITELLIDAE) (FOSSIL)
- shataii, Menestho shataii S. Nomura, 1936 - (PYRAMIDELLIDAE)
- shataii, Turritella shataii S. Nomura, 1935 † - (TURRITELLIDAE) (FOSSIL)
- shataii, Hataiella shataii T. Kotaka 1959 † - (TURRITELLIDAE) (FOSSIL)
- shatangense, Jinjiangoceras shatangense Zheng & X.T. Ma, 1982 † - (ARAXOCERATIDAE) (FOSSIL)
- shattneki, Cerithium shattneki Stanton, 1947 † - (CERITHIIDAE) (FOSSIL)
- shattucki, Mesembrinus shattucki J.C. Bequaert & W.J. Clench, 1931 - (BULIMULIDAE)
- shattucki cozumelensis, Drymaeus shattucki cozumelensis H.G. Richards, 1936 - syn of: Mesembrinus cozumelensis (H.G. Richards, 1936) - (BULIMULIDAE)
- shaubi, Pronorites shaubi Renz & Renz, 1948 † - syn of: Albanites arbanus (Arthaber, 1911 †) - (PRONORITIDAE) (FOSSIL)
- shavi, Ampelita shavi (E.A. Smith, 1879) - (ACAVIDAE)
- shawae, Poteria shawae P. Bartsch, 1942 - (NEOCYCLOTIDAE)
- shawi, Nassa shawi H.B. Preston, 1909 - syn of: Nassarius obesus (G. Nevill & H. Nevill, 1875) - (NASSARIIDAE)
- shawi, Teredo shawi T. Iredale, 1932 - syn of: Teredo bartschi W.F. Clapp, 1923 - (TEREDINIDAE)
- shawi, Trivirostra shawi F.A. Schilder, 1933 - (TRIVIIDAE)
- shawi bocki, Trivirostra shawi bocki F.A. Schilder & M. Schilder, 1944 - syn of: Trivirostra bocki F.A. Schilder & M. Schilder, 1944 - (TRIVIIDAE)
- shawnmilleri, Hemilienardia shawnmilleri Wiedrick, 2017 - (RAPHITOMIDAE)
- shaybahensis, Oedomyophorus shaybahensis Skelton, 2004 † - (CAPRINULOIDEIDAE) (FOSSIL)
- shazlii, Cepatia shazlii Abbass, 1967 † - (NATICIDAE) (FOSSIL)
- sheaei, Rhagada sheaei F. Köhler, 2011 - (CAMAENIDAE)
- sheaferi, Littorina sheaferi A.A. Olsson, 1967 † - (LITTORINIDAE) (FOSSIL)
- sheaferi, Rissoina sheaferi J.T.L. McGinty, 1962 - (RISSOINIDAE)
- Sheaia, Genus Sheaia I. Hyman, 2007 (HELICARIONIDAE)
- sheardi, Eledonella sheardi J.K. Allan, 1945 - (BOLITAENIDAE)
- shearmani, Buchema shearmani M. Morassi & A. Bonfitto, 2013 - (HORAICLAVIDAE)
- Shearopa, Genus Shearopa Stanisic, 2010 (CHAROPIDAE)
- Sheba, syn of: Genus Chloritis H.H. Beck, 1837 (CAMAENIDAE)
- Shedhornia, Genus Shedhornia Kulas & Batten, 1997 † (PSEUDOPHORIDAE) (FOSSIL)
- sheehani, Patella sheehani Smith, 1927 † - (PATELLIDAE) (FOSSIL)
- sheema, Kenyirus sheema J.K. Foon, S.K. Tan & R. Clements, 2015 - (CAMAENIDAE)
- sheilae, Geostilbia sheilae K. Groh, 2015 - (FERUSSACIIDAE)
- sheisinmaruae, Dillwynella sheisinmaruae K. Hasegawa, 1997 - (SKENEIDAE)
- Sheitanok, Genus Sheitanok H. Schütt & R. Sesen, 1991 (HYDROBIIDAE)
- shekhanensis, Pinna shekhanensis F.E. Eames, 1951 † - (PINNIDAE) (FOSSIL)
- shelaghae, Eulimella shelaghae J.J. Van Aartsen, E. Gittenberger & J. Goud, 2000 - (PYRAMIDELLIDAE)
- shelbiensis, Bellerophon shelbiensis A.H. Clarke & Ruedemann, 1903 † - (BELLEROPHONTIDAE) (FOSSIL)
- Shelbyoceras, Genus Shelbyoceras Ulrich & al., 1943 † (POLLICINIDAE) (FOSSIL)
- SHELBYOCERIDAE Stinchcomb, 1986 † - Family (MONOPLACOPHORA-HYPSELOCONIDA [Order]-HYPSELOCONOIDEA [Superfamily]) (FOSSIL)
- sheldonae, Conomitra sheldonae Tucker & Wilson, 1933 † - (VOLUTOMITRIDAE) (FOSSIL)
- Sheldonella, Genus Sheldonella C.J. Maury, 1917 (NOETIIDAE)
- sheldoni, Hoyia sheldoni (H.A. Pilsbry, 1890) - (HYDROBIIDAE)
- sheldoni, Albanites sheldoni Kummel, 1969 † - (MEEKOCERATIDAE) (FOSSIL)
- Sheldonia, Genus Sheldonia C.M.F. Ancey, 1887 (UROCYCLIDAE)
- sheldoniana, Noetia sheldoniana C.J. Maury, 1912 † - (NOETIIDAE) (FOSSIL)
- shelfordi, Parmarion shelfordi W.E. Collinge, 1903 - (ARIOPHANTIDAE)
- shelfordi, Atopos shelfordi W.E. Collinge, 1903 - (RATHOUISIIDAE)
- Shelfordorbis, syn of: Genus Triodopsis C.S. Rafinesque, 1819 (POLYGYRIDAE)
- shelikofana, Parareineckeia shelikofana (Imlay, 1953 †) - (REINECKEIIDAE) (FOSSIL)
- shelikovi, Ancilla shelikovi A. Oleinik, 1991 † - (ANCILLARIIDAE) (FOSSIL)
- shelingensis, Pleurolimnaea shelingensis Zhu, 1980 † - (HYGROPHILA (UNASSIGNED)) (FOSSIL)
- sheltoni, Coahuilites sheltoni Böse, 1928 † - (SPHENODISCIDAE) (FOSSIL)
- shelvensis, Spiroraphe shelvensis Pitcher, 1939 † - (GOSSELETINIDAE) (FOSSIL)
- shemungensis, Goniatites shemungensis Vanuxem, 1842 † - syn of: Schindewolfoceras chemungense (Vanuxem, 1842 †) - (GONIATITIDAE) (FOSSIL)
- shengi, Liuzhouceras shengi (J.K. Zhao, 1955 †) - (CYCLOLOBIDAE) (FOSSIL)
- shengi, Mysterioceras shengi K.Y. Lai, 1966 † - (MYSTERIOCERATIDAE) (FOSSIL)
- Shengoceras, Genus Shengoceras Zhao , 1955 † (CYCLOLOBIDAE) (FOSSIL)
- shenjiachongense, Lianyuanoceras shenjiachongense W.C. Zhou, 1985 † - (PSEUDOHALORITIDAE) (FOSSIL)
- shenleyensis, Pleurotomaria shenleyensis Cox † - (PLEUROTOMARIIDAE) (FOSSIL)
- shennongjiaensis, Conotheca shennongjiaensis Y.H. Duan, 1984 † - (CIRCOTHECIDAE) (FOSSIL)
- shenshuensis, Acanthopecten shenshuensis Liang, 1980 † - (LIMIPECTINIDAE) (FOSSIL)
- shenzhenensis, Ringicula shenzhenensis G.Y. Lin & Z. Qi, 1986 - (RINGICULIDAE)
- shepardae, Pristiloma shepardae H. Hemphill, 1892 - (PRISTILOMATIDAE)
- shepardi, Ancilla shepardi W.H. Dall, 1890 † - (ANCILLARIIDAE) (FOSSIL)
- shepardi, Cardita shepardi W.H. Dall, 1915 † - (CARDITIDAE) (FOSSIL)
- shepardiana, Aclis shepardiana W.H. Dall, 1919 - (ACLIDIDAE)
- shepardiana, Parachondria shepardiana C.B. Adams, 1850 - syn of: Parachondria sheppardiana (C.B. Adams, 1850) - (POMATIIDAE)
- shepardiana, Elliptio shepardiana I. Lea, 1834 - (UNIONIDAE)
- shepeianus, Turbo shepeianus J. Adams, 1798 - syn of: Onoba semicostata (G. Montagu, 1803) - (TURBINIDAE)
- shepherdi, Cyclochlamys shepherdi C.R. Laws, 1939 † - (CYCLOCHLAMYDIDAE) (FOSSIL)
- shepherdi, Eatoniella shepherdi W.F. Ponder & E.K. Yoo, 1978 - (EATONIELLIDAE)
- shepherdi, Hypacanthoplites shepherdi Casey † - (PARAHOPLITIDAE) (FOSSIL)
- sheppardi, Toxoceratoides sheppardi Spath, 1924 † - (ANCYLOCERATIDAE) (FOSSIL)
- sheppardiana, Parachondria sheppardiana (C.B. Adams, 1850) - (POMATIIDAE)
- Sheppardiconcha, Genus Sheppardiconcha Marshall & Bowles, 1932 † (THIARIDAE) (FOSSIL)
- shepstonei, Acanthotrigonia shepstonei (Griesbach, 1871 †) - (PTEROTRIGONIIDAE) (FOSSIL)
- shepstonense, Afrocardium shepstonense J.R. le B. Tomlin, 1931 - (CARDIIDAE)
- shepstonense, Epitonium shepstonense E.A. Smith, 1910 - syn of: Epitonium kraussi (P. Nyst, 1871) - (EPITONIIDAE)
- shepstonensis, Prodotia shepstonensis (J.R. le B. Tomlin, 1926) - (BUCCINIDAE)
- shepstonensis, Pollia shepstonensis J.R. le B. Tomlin, 1926 - syn of: Prodotia shepstonensis (J.R. le B. Tomlin, 1926) - (BUCCINIDAE)
- shepstonensis, Pyreneola shepstonensis (E.A. Smith, 1910) - (COLUMBELLIDAE)
- shepstonensis, Columbella shepstonensis E.A. Smith, 1910 - syn of: Pyreneola shepstonensis (E.A. Smith, 1910) - (COLUMBELLIDAE)
- shepstonensis, Persicula shepstonensis (E.A. Smith, 1906) - (CYSTISCIDAE)
- shepstonensis, Mangelia shepstonensis E.A. Smith, 1914 - (MANGELIIDAE)
- shepstonensis, Marginella shepstonensis E.A. Smith, 1906 - syn of: Persicula shepstonensis (E.A. Smith, 1906) - (MARGINELLIDAE)
- shepstonensis, Rissoina shepstonensis E.A. Smith, 1906 - (RISSOINIDAE)
- shepstonensis, Triphora shepstonensis E.A. Smith, 1906 - (TRIPHORIDAE)
- sheptonensis, Lienardia sheptonensis E.A. Smith, 1914 - (CLATHURELLIDAE)
- sherborni, Turritella sherborni Abbass, 1962 † - (TURRITELLIDAE) (FOSSIL)
- Sherbornia, Genus Sherbornia T. Iredale, 1917 (PICKWORTHIIDAE)
- Sherbornites, syn of: Subgenus Sonninia (Euhoploceras) Westermann, 1969 † (SONNINIIDAE) (FOSSIL)
- sherbrookei, Holospira sherbrookei L.H. Gilbertson, 1989 - (UROCOPTIDAE)
- sherfaiensis, Diplommatina sherfaiensis H.H. Godwin-Austen, 1870 - (DIPLOMMATINIDAE)
- shergoldi, Dycheia shergoldi Pojeta & Derby, 2007 † - (DYCHEIIDAE) (FOSSIL)
- shergoldi, Noradonta shergoldi Pojeta & Gilbert-Tomlinson, 1977 † - (LYRODESMATIDAE) (FOSSIL)
- sheridanense, Protacanthoceras hosei sheridanense Cobban, 1987 † - (ACANTHOCERATIDAE) (FOSSIL)
- sheridani, Euphaedusa sheridani (L. Pfeiffer, 1865) - (CLAUSILIIDAE)
- sheridani, Limesta sheridani (J.W. Brazier, 1875) - (RHYTIDIDAE)
- sheridani shihi, Euphaedusa sheridani shihi C.K. Chang, 1982 - (CLAUSILIIDAE)
- sheridani ventricosa, Euphaedusa sheridani ventricosa P.B. Schmacker & O. Böttger, 1891 - (CLAUSILIIDAE)
- shermani, Aegista shermani L. Pfeiffer, 1865 - (BRADYBAENIDAE)
- shermani, Videna shermani L. Pfeiffer, 1865 - (TROCHOMORPHIDAE)
- sherriffi, Odostomia sherriffi F.W. Hutton, 1882 † - (PYRAMIDELLIDAE) (FOSSIL)
- sherubensis, Trigonoclymenia sherubensis Nikolaeva & Ivanovich, 2005 † - (PLATYCLYMENIIDAE) (FOSSIL)
- sherylae, Zoila jeaniana sherylae L. Raybaudi Massilia, 1979 - (CYPRAEIDAE)
- shevtsovi, Berryteuthis magister shevtsovi Katsugin, 2000 - (GONATIDAE)
- shevyrevi, Rieppelites shevyrevi Monnet & Bucher, 2005 † - (CERATITIDAE) (FOSSIL)
- shevyrevi, Paradanubites shevyrevi Tozer, 1994 † - (DANUBITIDAE) (FOSSIL)
- shevyrevi, Paratrematoceras shevyrevi Schastlivtseva, 1981 † - (MICHELINOCERATIDAE) (FOSSIL)
- shevyrevi, Kashmirites shevyrevi Zakharov & Smyshlyaeva, 2013 † - (PRIONITIDAE) (FOSSIL)
- shevyrevi, Subolenekites shevyrevi Dagis & Ermakova, 1988 † - (SIBIRITIDAE) (FOSSIL)
- shevyrevi, Shevyrevites shevyrevi Teichert & Kummel, 1973 † - (XENODISCIDAE) (FOSSIL)
- Shevyrevites, Genus Shevyrevites Teichert & Kummel, 1973 † (XENODISCIDAE) (FOSSIL)
- shibaae, Crioceratites shibaae (Sarkar, 1955 †) - (CRIOCERATITIDAE) (FOSSIL)
- shibana, Melanella shibana (M. Yokoyama, 1927) - (EULIMIDAE)
- shibana, Parthenina shibana (M. Yokoyama, 1927) - (PYRAMIDELLIDAE)
- shibaniae, Crioceratites shibaniae (Sarkar, 1955 †) - (CRIOCERATITIDAE) (FOSSIL)
- shibanoi, Inquisitor shibanoi O. Masuda, 1967 - (PSEUDOMELATOMIDAE)
- shichoensis, Taiwanobarnea shichoensis Wang 1983 † - (CARDIIDA (UNASSIGNED)) (FOSSIL)
- shideleri, Diestoceras shideleri Foerste, 1924 † - (DIESTOCERATIDAE) (FOSSIL)
- shideleri, Cartersoceras shideleri Flower, 1964 † - (SACTORTHOCERATIDAE) (FOSSIL)
- shideleri, Augustoceras shideleri Flower, 1946 † - (VALCOUROCERATIDAE) (FOSSIL)
- shideleri, Faberoceras shideleri Flower, 1946 † - (WESTONOCERATIDAE) (FOSSIL)
- Shideleroceras, Genus Shideleroceras Flower & Foerste, 1946 † (SHIDELEROCERATIDAE) (FOSSIL)
- SHIDELEROCERATIDAE Flower, 1946 † - Family (CEPHALOPODA-NAUTILOIDEA [Subclass]-ELLESMEROCERIDA [Order]) (FOSSIL)
- shidianensis, Beloceras shidianensis Yang, 1984 † - syn of: Beloceras tenuistriatum (d'Archiac & de Verneuil, 1842 †) - (BELOCERATIDAE) (FOSSIL)
- shigemitsui, Sansonia shigemitsui T. Kase, 1998 - (PICKWORTHIIDAE)
- shigeohorii, Turbonilla shigeohorii A. Peñas & E. Rolán, 2010 - (PYRAMIDELLIDAE)
- Shigetaceras, Genus Shigetaceras Brühwiler & al., 2010 † (GALFETTITIDAE) (FOSSIL)
- shigetai, Satsuma shigetai H. Minato, 1984 - (CAMAENIDAE)
- shigetai, Japonia shigetai H. Minato, 1985 - (CYCLOPHORIDAE)
- shigetai, Subbalhaeceras shigetai Zakharov & Moussavi Abnavi, 2013 † - (FLEMINGITIDAE) (FOSSIL)
- shigetai, Strobeus shigetai A. Kaim, 2009 † - (SOLENISCIDAE) (FOSSIL)
- shigeyasui, Pyrgulina shigeyasui (M. Yokoyama, 1927) - (PYRAMIDELLIDAE)
- shigini, Dahurinaia shigini F. Zatrawkin & V.V. Bogatov, 1987 - syn of: Margaritifera laevis (F. Haas, 1910) - (MARGARITIFERIDAE)
- shihi, Euphaedusa sheridani shihi C.K. Chang, 1982 - (CLAUSILIIDAE)
- shihi, Coriophora shihi (C.K. Chang & W.L. Wu, 2005) - (TRIPHORIDAE)
- shihi, Costatophora shihi (C.K. Chang & W.L. Wu, 2005) - syn of: Coriophora shihi (C.K. Chang & W.L. Wu, 2005) - (TRIPHORIDAE)
- Shikamacirrus, Genus Shikamacirrus Kase, 1984 † (CIRRIDAE) (FOSSIL)
- shikamai, Buccinum felis shikamai T. Habe & K. Itô, 1965 - (BUCCINIDAE)
- shikamai, Kioconus shikamai (H.E. Coomans, R.G. Moolenbeek & E. Wils, 1985) - (CONIDAE)
- shikamai, Ananias shikamai Nishida, 1969 † - (GOSSELETINIDAE) (FOSSIL)
- shikamai, Domiporta shikamai (T. Habe, 1980) - (MITRIDAE)
- shikamai, Cancilla shikamai T. Habe, 1980 - syn of: Domiporta shikamai (T. Habe, 1980) - (MITRIDAE)
- shikamai, Pseudosimnia shikamai (C.N. Cate, 1973) - (OVULIDAE)
- shikamai, Entemnotrochus shikamai Y. Kanie, 1973 † - (PLEUROTOMARIIDAE) (FOSSIL)
- shikamai, Archivesica shikamai K. Amano & S. Kiel, 2010 † - (VESICOMYIDAE) (FOSSIL)
- Shikamaia, Genus Shikamaia Ozaki, 1968 † (ALATOCONCHIDAE) (FOSSIL)
- Shikhanites, Genus Shikhanites Ruzhencev, 1938 † (PROLECANITIDA (UNASSIGNED)) (FOSSIL)
- Shikhanoceras, Genus Shikhanoceras Shimanskiy, 1954 † (SPYROCERATIDAE) (FOSSIL)
- shikoensis, Cerithiopsis shikoensis M. Yokoyama, 1928 - syn of: Trochocerithium shikoensis (M. Yokoyama, 1928) - (CERITHIOPSIDAE)
- shikoensis, Trochocerithium shikoensis (M. Yokoyama, 1928) - (PLESIOTROCHIDAE)
- shikokuensis, Trishoplita shikokuensis H.A. Pilsbry & Y. Hirase, 1903 - (BRADYBAENIDAE)
- shikokuensis, Aegista aemula shikokuensis H.A. Pilsbry, 1902 - (BRADYBAENIDAE)
- shikokuensis, Hemiphaedusa awajiensis shikokuensis H.A. Pilsbry, 1901 - (CLAUSILIIDAE)
- shikokuensis, Diplommatina shikokuensis J.T. Kuroda, J.M. Abe & T. Habe, 1961 - (DIPLOMMATINIDAE)
- shikokuensis, Bekkochlamys shikokuensis (H.A. Pilsbry & Y. Hirase, 1903) - (HELICARIONIDAE)
- shikokuensis, Parakaliella shikokuensis J.T. Kuroda & J.M. Abe, 1980 - (HELICARIONIDAE)
- shikokuensis, Georissa shikokuensis K. Amano, 1939 - (HYDROCENIDAE)
- shikokuensis, Hemiprionites shikokuensis Shimizu & Jimbo, 1933 † - (PRIONITIDAE) (FOSSIL)
- shikokuensis, Orectospira shikokuensis M. Yokoyama, 1928 - syn of: Trochocerithium shikoensis (M. Yokoyama, 1928) - (TURRITELLIDAE)
- shikokuensis carnea, Hemiphaedusa shikokuensis carnea J.T. Kuroda & J.M. Abe, 1980 - syn of: Placeophaedusa pigra carnea (J.T. Kuroda & T. Habe, 1980) - (CLAUSILIIDAE)
- shikokuensis kagawana, Diplommatina shikokuensis kagawana J.T. Kuroda & J.M. Abe, 1980 - (DIPLOMMATINIDAE)
- shikokuensis kochiensis, Diplommatina shikokuensis kochiensis J.T. Kuroda & J.M. Abe, 1961 - (DIPLOMMATINIDAE)
- shikokuensis lutea, Diplommatina shikokuensis lutea J.T. Kuroda & T. Habe, 1961 - (DIPLOMMATINIDAE)
- shikokuensis pigra, Hemiphaedusa shikokuensis pigra H.A. Pilsbry, 1902 - syn of: Placeophaedusa pigra (H.A. Pilsbry, 1902) - (CLAUSILIIDAE)
- shikokuensis tairyuujiensis, Diplommatina shikokuensis tairyuujiensis J.T. Kuroda & J.M. Abe, 1980 - (DIPLOMMATINIDAE)
- shikokuensis wasioi, Diplommatina shikokuensis wasioi J.T. Kuroda & J.M. Abe, 1980 - (DIPLOMMATINIDAE)
- Shikokuspira, Genus Shikokuspira Nishida, 1969 † (NERITOPSIDAE) (FOSSIL)
- shikotanica, Cochlicopa shikotanica Y.I. Starobogatov, 1996 - (COCHLICOPIDAE)
- shikotanicus, Aulacofusus esychus shikotanicus (A.N. Golikov & V.V. Gulbin, 1977) - (BUCCINIDAE)
- Shileykoia, Subgenus Fruticocampylaea (Shileykoia) V. Hüdec, 1972 (HYGROMIIDAE)
- Shileykoia, syn of: Genus Fruticocampylaea W. Kobelt, 1871 (HYGROMIIDAE)
- shilkaensis, Helicorbis shilkaensis Y.I. Starobogatov, 1996 - (PLANORBIDAE)
- shilohensis, Murexiella shilohensis (A. Heilprin, 1887 †) - (MURICIDAE) (FOSSIL)
- shilohensis, Diplodonta shilohensis W.H. Dall, 1900 † - (UNGULINIDAE) (FOSSIL)
- shimaensis, Ringicula shimaensis T. Takeyama, 1935 - (RINGICULIDAE)
- shimajiriensis, Borsonia shimajiriensis F.S. MacNeil, 1960 † - (BORSONIIDAE) (FOSSIL)
- shimajiriensis, Nihonia shimajiriensis F.S. MacNeil, 1960 † - (COCHLESPIRIDAE) (FOSSIL)
- shimajiriensis, Conus shimajiriensis F.S. MacNeil, 1960 † - (CONIDAE) (FOSSIL)
- shimajiriensis, Claviscala shimajiriensis F.S. MacNeil, 1960 † - (EPITONIIDAE) (FOSSIL)
- shimajiriensis, Coralliophila shimajiriensis F.S. MacNeil, 1960 † - (MURICIDAE) (FOSSIL)
- shimajiriensis, Nassaria magnifica shimajiriensis F.S. MacNeil, 1960 † - (NASSARIIDAE) (FOSSIL)
- shimajiriensis, Solariella shimajiriensis F.S. MacNeil, 1960 † - (SOLARIELLIDAE) (FOSSIL)
- shimajiriensis, Terebra shimajiriensis F.S. MacNeil, 1960 † - (TEREBRIDAE) (FOSSIL)
- shimajiriensis, Trivellona shimajiriensis (F.S. MacNeil, 1961) - (TRIVIIDAE)
- shimamurai, Polydesmia shimamurai (T. Kobayashi, 1931 †) - (POLYDESMIIDAE) (FOSSIL)
- shimamurai, Maruyamaceras shimamurai T. Kobayashi, 1931 † - syn of: Polydesmia shimamurai (T. Kobayashi, 1931 †) - (POLYDESMIIDAE) (FOSSIL)
- shimamurai, Sactorthoceras shimamurai T. Kobayashi, 1934 † - syn of: Sactorthoceras makkolense (T. Kobayashi, 1927 †) - (SACTORTHOCERATIDAE) (FOSSIL)
- shimangensis, Raphaulus shimangensis H.H. Godwin-Austen, 1917 - (PUPINIDAE)
- shimanskyi, Cravenoceras shimanskyi Ruzhentsev & Bogoslovskaya, 1971 † - (CRAVENOCERATIDAE) (FOSSIL)
- shimanskyi, Goniatites shimanskyi Bogoslovskaya, 1966 † - (GONIATITIDAE) (FOSSIL)
- shimantoensis, Elmira shimantoensis S. Kiel & Nobuhara, 2016 † - (GASTROPODA INCERTAE SEDIS) (FOSSIL)
- shimazui, Annulobalcis shimazui T. Habe, 1965 - (EULIMIDAE)
- shimbiensis, Tayloria shimbiensis M. Connolly, 1923 - (STREPTAXIDAE)
- shimeki, Antediscus shimeki H.A. Pilsbry, 1890 - syn of: Radiodiscus shimekii (H.A. Pilsbry, 1890) - (DISCIDAE)
- shimeki, Helicodiscus shimeki L.R. Hubricht, 1962 - (HELICODISCIDAE)
- shimeki, Tropicorbis shimeki H.B. Baker, 1945 - syn of: Biomphalaria helophila (A.V.M.D. D'Orbigny, 1835) - (PLANORBIDAE)
- shimeki, Turbonilla shimeki W.H. Dall & P. Bartsch, 1909 - (PYRAMIDELLIDAE)
- shimekii, Discus shimekii H.A. Pilsbry, 1890 - (DISCIDAE)
- shimekii, Radiodiscus shimekii (H.A. Pilsbry, 1890) - (HELICODISCIDAE)
- shimekii, Ferrissia shimekii (H.A. Pilsbry, 1890) - (PLANORBIDAE)
- shimekii, Zonites shimekii H.A. Pilsbry, 1890 - syn of: Radiodiscus shimekii (H.A. Pilsbry, 1890) - (ZONITIDAE)
- shimenensis, Pseudobythinella shimenensis Y.Y. Liu, W.Z. Zhang & C. Chen, 1982 - (AMNICOLIDAE)
- Shimenites, Genus Shimenites Xu , 1977 † (VIDRIOCERATIDAE) (FOSSIL)
- shimeri, Solariorbis shimeri (W.F. Clapp, 1914) - (TORNIDAE)
- shimizui, Batissa shimizui M. Suzuki, 1943 - (CYRENIDAE)
- shimizui, Eogaudryceras shimizui Breistroffer, 1936 † - (GAUDRYCERATIDAE) (FOSSIL)
- shimizui, Anasibirites shimizui Bando, 1964 † - (MELAGATHICERATIDAE) (FOSSIL)
- shimizui, Kingites shimizui Sakagami, 1955 † - syn of: Owenites koeneni A. Hyatt & Smith, 1905 † - (MELAGATHICERATIDAE) (FOSSIL)
- shimizui, Hayasakapecten shimizui Nakazawa & Newell, 1968 † - (PTERIIDA (UNASSIGNED)) (FOSSIL)
- shimkevitch, Lyonsia shimkevitch (G.O. Sars, 1868) - (LYONSIIDAE)
- shimochii, Vertigo shimochii J.T. Kuroda & K. Amano, 1960 - (VERTIGINIDAE)
- shimodaensis, Hypselodoris shimodaensis K. Baba, 1994 - (CHROMODORIDIDAE)
- shimodensis, Calliostoma shimodensis (N. Ikebe, 1942) - syn of: Calliostoma simodense N. Ikebe, 1942 - (CALLIOSTOMATIDAE)
- shimojiensis, Carditopsis shimojiensis (I. Hayami & T. Kase, 1993) - (CONDYLOCARDIIDAE)
- shimojimensis, Truncacila shimojimensis Tashiro, 1976 † - (NUCULIDAE) (FOSSIL)
- shimomatana, Pleurotoma shimomatana M. Yokoyama, 1926 - syn of: Makiyamaia coreanica (A. Adams & L.A. Reeve, 1850) - (TURRIDAE)
- shimosensis, Odostomia shimosensis M. Yokoyama, 1922 - (PYRAMIDELLIDAE)
- shimoyamai, Acila shimoyamai K. Oyama & A. Mizuno, 1958 † - (NUCULIDAE) (FOSSIL)
- shinagawaense, Calliostoma shinagawaense (S. Tokunaga, 1906) - (CALLIOSTOMATIDAE)
- shinagawaense cipangoanum, Calliostoma shinagawaense cipangoanum M. Yokoyama, 1920 - (CALLIOSTOMATIDAE)
- shinagawaensis, Trochus shinagawaensis S. Tokunaga, 1906 - syn of: Calliostoma shinagawaense (S. Tokunaga, 1906) - (TROCHIDAE)
- shinagawense, Calliostoma shinagawense S. Tokunaga, 1906 - syn of: Calliostoma shinagawaense (S. Tokunaga, 1906) - (CALLIOSTOMATIDAE)
- shinagawensis, Trochus shinagawensis S. Tokunaga, 1906 - syn of: Calliostoma shinagawaense (S. Tokunaga, 1906) - (TROCHIDAE)
- Shinanaeolis, syn of: Genus Shinanoeolis K. Baba in K. Baba & I. Hamatani, 1965 † (FACELINIDAE) (FOSSIL)
- shinanoensis, Helicarion shinanoensis H.A. Pilsbry & Y. Hirase, 1904 - (HELICARIONIDAE)
- Shinanoeolis, Genus Shinanoeolis K. Baba in K. Baba & I. Hamatani, 1965 † (FACELINIDAE) (FOSSIL)
- shinaqi, Chrystella shinaqi Alhejoj, Bandel & Al-Najjar, 2016 - (PICKWORTHIIDAE)
- shinayaka, Calliostoma shinayaka T. Habe, 1961 - syn of: Calliostoma akoya J.T. Kuroda in N. Ikebe, 1942 - (CALLIOSTOMATIDAE)
- shindensis, Ctenobactrites shindensis Shimanskiy, 1993 † - (BACTRITIDAE) (FOSSIL)
- shinetonensis, Tropidodiscus shinetonensis Callaway † - (TROPIDODISCIDAE) (FOSSIL)
- shingawaensis, Tristichotrochus shingawaensis (S. Tokunaga, 1906) - (CALLIOSTOMATIDAE)
- shingoi, Nipponotrophon shingoi (R. Tiba, 1981) - (MURICIDAE)
- shingoi, Kuroshiovolva shingoi M. Azuma & C.N. Cate, 1971 - (OVULIDAE)
- shingomarumai, Babelomurex shingomarumai (S. Kosuge, 1981) - (MURICIDAE)
- shini, Gammatricula shini (T. Habe, 1961) - (POMATIOPSIDAE)
- shini, Oncomelania shini T. Habe, 1961 - syn of: Gammatricula shini (T. Habe, 1961) - (POMATIOPSIDAE)
- shinjiense, Ciliatocardium shinjiense (Yokoyama, 1923 †) - (CARDIIDAE) (FOSSIL)
- shinkai, Margarites shinkai T.A. Okutani, E. Tsuchida & K. Fujikura, 1992 - (MARGARITIDAE)
- shinkaiae, Provanna shinkaiae T.A. Okutani & K. Fujikura, 2002 - (PROVANNIDAE)
- Shinkailepas, Genus Shinkailepas T.A. Okutani, H. Saito & J. Hashimoto, 1989 (PHENACOLEPADIDAE)
- Shinkaimya, Subgenus Cuspidaria (Shinkaimya) T.A. Okutani & R. Kawamura, 2002 (CUSPIDARIIDAE)
- shinkishihataii, Titiscania shinkishihataii Is. Taki, 1955 - (TITISCANIIDAE)
- shinkurosensis, Tucetona shinkurosensis K.M. Hatai, H. Niino & T. Kotaka in H. Niino, 1952 - (GLYCYMERIDIDAE)
- shinoharai, Yeharella shinoharai Kobayashi & Amano 1955 † - (STEINMANELLIDAE) (FOSSIL)
- shinonis, Fenella shinonis M. Yokoyama, 1924 - syn of: Cerithidium perparvulum (R.B. Watson, 1886) - (SCALIOLIDAE)
- shintaroi, Hemiphaedusa shintaroi J.T. Kuroda, 1953 - (CLAUSILIIDAE)
- shinyomaruae, Parachiton shinyomaruae H. Saito, 1996 - (LEPTOCHITONIDAE)
- shinzato, Borsonella shinzato F.S. MacNeil, 1960 † - (BORSONIIDAE) (FOSSIL)
- shinzatoensis, Calliotectum shinzatoensis (F.S. MacNeil, 1960 †) - (VOLUTIDAE) (FOSSIL)
- shinzatoensis, Teramachia shinzatoensis F.S. MacNeil, 1960 † - syn of: Calliotectum shinzatoensis (F.S. MacNeil, 1960 †) - (VOLUTIDAE) (FOSSIL)
- shiobaraensis, Serripes shiobaraensis H. Noda, 1962 † - (CARDIIDAE) (FOSSIL)
- shiobarense, Clinocardium shiobarense (M. Yokoyama, 1926 †) - (CARDIIDAE) (FOSSIL)
- shionomisakiensis, Glumebra shionomisakiensis T. Habe, 1953 - syn of: Uperotus clava (J.F. Gmelin, 1791) - (TEREDINIDAE)
- shiosakimasahiroi, Alycaeus shiosakimasahiroi Yano, Matsuda & Nishi, 2016 - (CYCLOPHORIDAE)
- shiotai, Chamalycaeus itonis shiotai H. Minato & K. Yano, 1988 - (CYCLOPHORIDAE)
- shioum, Tingitana shioum (P.M. Pallary, 1910) - (HELICIDAE)
- shipaiensis, Quadrotheca shipaiensis Z.X. Qian & al., 1979 † - (ORTHOTHECIDAE) (FOSSIL)
- shipaiensis, Palaeosulcachites shipaiensis Z.X. Qian, 1977 † - syn of: Siphogonuchites triangularis Z.X. Qian, 1977 † - (SIPHOGONUCHITIDAE) (FOSSIL)
- shipkovensis, Fauriella shipkovensis Nikolov & Mandov, 1984 † - syn of: Pseudoneocomites retowskyi (Sarasin & Schönderlmayer, 1901 †) - (NEOCOMITIDAE) (FOSSIL)
- shiplayi, Oxytesta shiplayi L. Pfeiffer - syn of: Oxytesta shipleyi (L. Pfeiffer) - (ARIOPHANTIDAE)
- shiplayi, Theobaldius shiplayi (L. Pfeiffer, 1856) - (CYCLOPHORIDAE)
- shiplayi, Glessula shiplayi (L. Pfeiffer) - (SUBULINIDAE)
- shipleyi, Oxytesta shipleyi (L. Pfeiffer) - (ARIOPHANTIDAE)
- shiptonense, Cryptaulax shiptonense Grundel, 1974 † - syn of: Cryptaulax protortile L.R. Cox, 1965 † - (CRYPTAULACIDAE) (FOSSIL)
- shiptonensis, Proconulus shiptonensis (Blake) † - (PROCONULIDAE) (FOSSIL)
- shiptonensis, Hudlestoniella shiptonensis L.R. Cox & W.J. Arkell, 1950† - (PSEUDOMELANIIDAE) (FOSSIL)
- shiqianensis, Technophorus shiqianensis F.S. Xu, 1990 † - (TECHNOPHORIDAE) (FOSSIL)
- shirabuensis, Nipponochloritis oscitans shirabuensis E. Sorita, 1986 - (CAMAENIDAE)
- shirahamaensis, Laevichlamys shirahamaensis (O. Masuda, 1962 †) - (PECTINIDAE) (FOSSIL)
- shiraii, Lydiphnis shiraii J.T. Kuroda - (TORNIDAE)
- shirakii, Lesueurilla shirakii Kobayashi, 1934 † - (LESUEURILLIDAE) (FOSSIL)
- shiranuiensis, Electroma shiranuiensis Tashiro, 1976 † - (PTERIIDAE) (FOSSIL)
- shirarae, Glossodoris shirarae K. Baba, 1953 - syn of: Goniobranchus tumuliferus (C. Collingwood, 1881) - (CHROMODORIDIDAE)
- shirarae, Chromodoris shirarae K. Baba, 1953 - syn of: Goniobranchus tumuliferus (C. Collingwood, 1881) - (CHROMODORIDIDAE)
- shiraseae, Anatoma shiraseae H. Numanami & T.A. Okutani, 1990 - (ANATOMIDAE)
- shiratoriensis, Macoma shiratoriensis (T. Matsubara, 1994) - (TELLINIDAE)
- shirazensis, Galba shirazensis (Küster, 1862) - (LYMNAEIDAE)
- Shirbuirnia, Genus Shirbuirnia Buckman, 1910 † (SONNINIIDAE) (FOSSIL)
- shireenae, Phyllidiopsis shireenae D.J. Brunckhorst, 1990 - (PHYLLIDIIDAE)
- shireensis, Unio shireensis H.B. Preston, 1910 - syn of: Coelatura mossambicensis (E.C. Von Martens, 1860) - (UNIONIDAE)
- shiretokensis, Archivesica shiretokensis (S. Uozumi, 1967 †) - (VESICOMYIDAE) (FOSSIL)
- shiretokoensis, Buccinum shiretokoensis T. Habe & K. Itô, 1976 - (BUCCINIDAE)
- shirleyae, Massyla shirleyae A.A. Olsson, 1967 † - (CANCELLARIIDAE) (FOSSIL)
- shirleyae, Eatonina shirleyae W.F. Ponder & E.K. Yoo, 1980 - (CINGULOPSIDAE)
- shirleyae, Zonaria shirleyae L. Dolin, 1991 † - (CYPRAEIDAE) (FOSSIL)
- shirleyae, Fissidentalium shirleyae K.L. Lamprell & J.M. Healy, 1998 - (DENTALIIDAE)
- shirleyae, Chicoreus shirleyae E.H. Vokes, 1966 - (MURICIDAE)
- shirleyi, Acanthochitona shirleyi E.A. Ashby, 1922 - (ACANTHOCHITONIDAE)
- shirleyi, Lucilina shirleyi T. Iredale, 1914 - (CHITONIDAE)
- shirleyi, Boreotrophon shirleyi W.O. Cernohorsky, 1980 - syn of: Metzgeria shirleyi (W.O. Cernohorsky, 1980) - (MURICIDAE)
- shirleyi, Metzgeria shirleyi (W.O. Cernohorsky, 1980) - (PTYCHATRACTIDAE)
- shirogai, Lottia pelta shirogai T. Habe & K. Itô, 1965 - (LOTTIIDAE)
- shiroi, Megalophaedusa masatokandai shiroi H. Minato, 1978 - (CLAUSILIIDAE)
- shiroiensis, Chersaecia shiroiensis (H.H. Godwin-Austen, 1875) - (PLECTOPYLIDAE)
- shiroshitai, Aviculopecten shiroshitai Nakazawa & Newell, 1968 † - (AVICULOPECTINIDAE) (FOSSIL)
- shiroyamaensis, Helicarion shiroyamaensis J.T. Kuroda & T. Habe, 1954 - (HELICARIONIDAE)
- Shistodesmus, Genus Shistodesmus Simpson, 1900 † (UNIONIDAE) (FOSSIL)
- shisuiense, Homalopoma shisuiense (J. Makiyama, 1927) - (COLLONIIDAE)
- shitakaraensis, Solamen shitakaraensis Honda 1989 † - (MYTILIDAE) (FOSSIL)
- shitakaraensis, Chlamys shitakaraensis Honda, 1980 † - (PECTINIDAE) (FOSSIL)
- shitoensis, Horaiclavus shitoensis K. Oyama, 1954 - (HORAICLAVIDAE)
- shivapuriensis, Diplommatina shivapuriensis Budha & Backeljau, 2017 - (DIPLOMMATINIDAE)
- shiwiarorum, Zilchistrophia shiwiarorum B. Páll-Gergely, 2013 - (SCOLODONTIDAE)
- shizishanensis, Naticopsis shizishanensis Pan & Erwin, 2002 † - (DELPHINULOPSIDAE) (FOSSIL)
aaa
abx
ack
acy
adn
aer
afs
ajd
alc
alj
alu
amc
ams
and
anh
anp
anu
apl
arb
ard
arh
ars
asr
atl
atu
aus
aut
bab
baj
bao
bas
baw
bem
bes
bid
bim
bit
bli
bom
bos
bov
bre
bri
bry
bum
bys
caa
cak
cam
cao
cas
cau
cem
ces
che
chk
chy
cio
cle
cob
coh
com
con
coo
cos
cot
cre
cri
cru
cud
cuo
cuy
cym
daa
dam
dav
ded
dem
deo
det
dib
dih
dir
dit
dom
dos
duc
duq
eag
ecr
egg
elf
elp
enh
eov
erf
erz
eud
eus
exb
exl
exy
faa
fan
fat
fes
fim
fle
flu
fos
fre
fuf
fur
fut
gaa
gam
gav
geo
gie
gis
gle
glu
goo
gre
gru
gug
guz
haa
ham
has
heb
hem
hes
hif
his
hom
hou
hun
hye
iac
ilm
imt
ind
inf
ing
int
inu
irm
isp
jaa
jao
jaw
joi
juk
kaa
kao
kaz
kes
kio
koc
kot
kuk
laa
lad
laf
lan
las
lau
lec
leo
leq
lew
lim
lio
liu
loo
lub
lun
luv
maa
mad
mah
mam
mao
mas
mav
mee
mem
mes
mey
mid
min
mio
mit
moe
moo
mos
mum
mut
nab
nao
nav
nel
neq
nex
nih
niu
noe
nou
nue
oaf
obn
obu
oci
oke
olk
oos
orc
oro
osu
ove
paa
paf
pam
paq
pas
pau
pay
pem
pes
pfi
phl
pid
pio
ple
plo
pom
pos
pre
pro
pru
psi
pul
pum
pup
put
pys
qag
qub
rab
rah
ras
red
reh
reu
rhu
rin
roc
rot
rox
rue
ruh
ryd
saa
sai
san
sao
sav
sce
sci
scy
sem
sen
ses
shl
sih
sin
sio
smo
som
soy
sph
spj
sra
stg
sts
suc
sum
suv
szo
tab
tal
taq
tay
ten
teo
tes
tha
thl
tif
toc
tos
tre
trl
try
tuc
tus
uac
ume
uni
urd
vaa
vap
vas
vep
ves
vid
vip
vis
vob
vup
waa
wam
weg
who
wom
xac
yaa
yot
zaa
zem
zoo
|