- saibaiensis, Murex saibaiensis J.C. Melvill & R. Standen, 1899 - syn of: Pterochelus acanthopterus saibaiensis (J.C. Melvill & R. Standen, 1899) - (MURICIDAE)
- saibaiensis, Pterochelus acanthopterus saibaiensis (J.C. Melvill & R. Standen, 1899) - (MURICIDAE)
- saidensis, Berthellina saidensis (O'Donoghue, 1929) - (PLEUROBRANCHIDAE)
- saidi, Ectinochilus saidi Abbass, 1967 † - (RIMELLIDAE) (FOSSIL)
- saigoensis, Etrema saigoensis J. Makiyama, 1927 - (CLATHURELLIDAE)
- saigonensis, Donax saigonensis J.C.H. Crosse & P.H. Fischer, 1864 - (DONACIDAE)
- saigonensis, Geotrochus saigonensis (J.C.H. Crosse, 1867) - (HELICARIONIDAE)
- saigonensis, Gyraulus saigonensis (J.C.H. Crosse & P.H. Fischer, 1863) - (PLANORBIDAE)
- saigonensis, Trochomorpha saigonensis J.C.H. Crosse, 1867 - syn of: Geotrochus saigonensis (J.C.H. Crosse, 1867) - (TROCHOMORPHIDAE)
- Saikhanites, Subgenus Pseudoceltites (Saikhanites) Zakharov & Ehiro, 2006 (KASHMIRITIDAE) (FOSSIL)
- Saikraconcha, Genus Saikraconcha Yancey & Boyd, 1983 (SAIKRACONCHIDAE) (FOSSIL)
- SAIKRACONCHIDAE Yancey & Ozaki, 1986 - Family (BIVALVIA-PTERIOMORPHIA [Subclass]-MYALINIDA [Order]-ALATOCONCHOIDEA [Superfamily]) (FOSSIL)
- saincenyensis, Polymesoda saincenyensis G.P. Deshayes, 1857 † - (CYRENIDAE) (FOSSIL)
- saincenyensis, Theodoxus saincenyensis G.P. Deshayes, 1864 † - (NERITIDAE) (FOSSIL)
- saincenyensis, Bruetia saincenyensis (G.P. Deshayes, 1857 †) - (UNGULINIDAE) (FOSSIL)
- saincenyensis, Calpitaria saincenyensis (Deshayes) of Krach 1981 † - (VENERIDAE) (FOSSIL)
- sainceyensis, Calpitaria sainceyensis (G.P. Deshayes, 1857 †) - (VENERIDAE) (FOSSIL)
- Sainschandia, Genus Sainschandia Martinson, 1957 (PSEUDOHYRIIDAE) (FOSSIL)
- sainthilarius, Cerion sainthilarius M.I. Sánchez Roig, 1951 - (CERIONIDAE)
- Saintia, Genus Saintia de Raincourt, 1877 (JULIIDAE)
- Saintiopsis, Genus Saintiopsis Bellardi & Sacco, 1898 (PTERIIDA (UNASSIGNED)) (FOSSIL)
- saintivesi, Macularia saintivesi W. Kobelt, 1906 - syn of: Macularia saintyvesi (W. Kobelt, 1906) - (HELICIDAE)
- saintjacqui, Parvedentulina saintjacqui K.C. Emberton, 2002 - (STREPTAXIDAE)
- saintjames, Hyalina saintjames Ortea & Espinosa, 2016 - (MARGINELLIDAE)
- saintjohnensis, Trichotropis saintjohnensis T.A. Verkrüzen, 1877 - syn of: Ariadnaria borealis (W.J. Broderip & G.B. I Sowerby, 1829) - (CAPULIDAE)
- saintjohni, Microcystina saintjohni H.H. Godwin-Austen, 1891 - (ARIOPHANTIDAE)
- saintjohni, Mautodontha saintjohni G.A. Solem, 1976 - (ENDODONTIDAE)
- saintoursi, Ptychophylloceras saintoursi (M. Collignon †) - (PHYLLOCERATIDAE) (FOSSIL)
- saintpairiana, Columbella saintpairiana C.N.H. Caillet, 1864 - syn of: Cotonopsis lafresnayi (Fischer & A.C. Bernardi, 1857) - (COLUMBELLIDAE)
- saintpairiana, Columbella saintpairiana C.N.H. Caillet, 1864 - syn of: Cotonopsis lafresnayi (Fischer & A.C. Bernardi, 1857) - (COLUMBELLIDAE)
- saintsimoni, Trochoidea saintsimoni E. Caziot, 1903 - syn of: Trochoidea trochoides (J.L.M. Poiret, 1789) - (HYGROMIIDAE)
- saintsimoni, Punctum saintsimoni É.A.A. Locard, 1894 - syn of: Punctum pygmaeum (J.P.R. Draparnaud, 1801) - (PUNCTIDAE)
- saintsimoniana, Fagotia saintsimoniana J.R. Bourguignat, 1884 - syn of: Esperiana esperi (A.E.J. Férussac, 1823) - (MELANOPSIDAE)
- saintsimoniana, Anodonta saintsimoniana J.R. Bourguignat, 1881 - syn of: Anodonta cygnea (C. Linnaeus, 1758) - (UNIONIDAE)
- saintsimonis, Clausilia saintsimonis J.R. Bourguignat, 1877 - syn of: Clausilia bidentata abietina (D. Dupuy, 1850) - (CLAUSILIIDAE)
- saintsimonis, Costatella saintsimonis P. Fagot, 1883 - syn of: Physella acuta (J.P.R. Draparnaud, 1805) - (PHYSIDAE)
- saintsimonis, Quickella saintsimonis J.R. Bourguignat, 1877 - syn of: Catinella arenaria (N.R. Bouchard-Chantereaux, 1837) - (SUCCINEIDAE)
- saintvincentia, Hypselodoris saintvincentia R.F. Burn, 1962 - (CHROMODORIDIDAE)
- saintyvesi, Macularia saintyvesi (W. Kobelt, 1906) - (HELICIDAE)
- sainzi, Opisthosiphon sainzi C.G. Aguayo, 1934 - (POMATIIDAE)
- sainzi insolutus, Opisthosiphon sainzi insolutus W.J. Clench & C.G. Aguayo, 1949 - (POMATIIDAE)
- Sairostoma, Genus Sairostoma F. Haas, 1938 (STREPTAXIDAE)
- sairousa, Oliva sairousa R.N. Kilburn, 1980 - syn of: Oliva emeliodina P.L. Duclos, 1845 - (OLIVIDAE)
- saishuensis, Turritella saishuensis Yokoyama, 1926 † - (TURRITELLIDAE) (FOSSIL)
- saisseti, Allodiscus saisseti (R.P. Montrouzier, 1860) - (CHAROPIDAE)
- Saissetia, syn of: Subgenus Allodiscus (Platyrhytida) H.A. Pilsbry, 1895 (CHAROPIDAE)
- saithense, Acompsoceras saithense (Gueranger) † - (ACANTHOCERATIDAE) (FOSSIL)
- saitoi, Acanthochitona saitoi B.I. Sirenko, 2012 - (ACANTHOCHITONIDAE)
- saitoi, Leptochiton saitoi B.I. Sirenko, 2001 - (LEPTOCHITONIDAE)
- saitoi, Natica saitoi J.T. Kuroda & T. Habe, 1971 - (NATICIDAE)
- saitoi, Turbonilla saitoi S. Nomura, 1936 - (PYRAMIDELLIDAE)
- saitoi, Yoldia saitoi S. Uozumi, 1957 † - (YOLDIIDAE) (FOSSIL)
- sajanica, Bagenovia sajanica Horný, 1957 † - (CAMBRIDIIDAE) (FOSSIL)
- sajenkovae, Turricaspia sajenkovae (B.M. Logvinenko & Y.I. Starobogatov, 1968) - (HYDROBIIDAE)
- sajensis, Nephronaias sajensis (L.S. Frierson, 1927) - (UNIONIDAE)
- sajnakhaliensis, Bankia sajnakhaliensis S. Rajagopal, 1964 - syn of: Bankia nordi C.E. von Moll, 1935 - (TEREDINIDAE)
- sajoi, Indonenia sajoi A.A. Schileyko, 2000 - syn of: Grandinenia ardouiniana (P.M. Heude, 1882) - (CLAUSILIIDAE)
- sakaensis, Leptothyra sakaensis M. Yokoyama, 1925 - syn of: Littorina brevicula (R.A. Philippi, 1844) - (COLLONIIDAE)
- sakaensis, Batissa sakaensis J. Makiyama, 1927 - (CYRENIDAE)
- sakaguchi, Calyptraea sakaguchi J.T. Kuroda & T. Habe, 1961 - (CALYPTRAEIDAE)
- sakaguchii, Wakauraia sakaguchii (J.T. Kuroda & T. Habe, 1954) - (IRAVADIIDAE)
- sakakibarai, Cyrenobatissa sakakibarai (Otatume, 1943 †) - (CYRENIDAE) (FOSSIL)
- sakakibarai, Morewites sakakibarai Y. Shigeta, 2014 † - (NOSTOCERATIDAE) (FOSSIL)
- sakalava, Ampelita lamarei sakalava (G.F. Angas, 1877) - (ACAVIDAE)
- sakalava, Conus sakalava (E. Monnier & M.J. Tenorio, 2017) - (CONIDAE)
- sakalava, Pseudosonneratia sakalava M. Collignon, 1950 † - (HOPLITIDAE) (FOSSIL)
- sakalavense, Sarasinella sakalavense Besairie, 1936 † - (NEOCOMITIDAE) (FOSSIL)
- sakalavum, Cymatoceras sakalavum M. Collignon, 1949 † - (CYMATOCERATIDAE) (FOSSIL)
- sakamizuensis, Arca sakamizuensis K.M. Hatai & S. Nisiyama, 1952 † - (ARCIDAE) (FOSSIL)
- sakamotoensis, Nipponitrigonia sakamotoensis (Yehara, 1921) † - (TRIGONIIDAE) (FOSSIL)
- sakamotoi, Cerithium sakamotoi M. Yokoyama, 1929 † - (CERITHIIDAE) (FOSSIL)
- sakamotoi, Donaldiella sakamotoi Kobayashi, 1930 † - syn of: Donaldiella cicelia (Billings, 1865 †) - (LOPHOSPIRIDAE) (FOSSIL)
- SAKARAHELLIDAE - syn of Family: RISSOINIDAE
- sakashitai, Calliostoma sakashitai (K. Sakurai, 1994) - (CALLIOSTOMATIDAE)
- sakashitai, Pseudogaleomma sakashitai T. Habe, 1977 - (GALEOMMATIDAE)
- sakashitai, Pterarene sakashitai K. Sakurai & T. Habe, 1977 - (LIOTIIDAE)
- sakashitai, Benthovoluta sakashitai T. Habe, 1976 - syn of: Latiromitra okinavensis (F.S. MacNeil, 1961) - (PTYCHATRACTIDAE)
- Sakawanella, Genus Sakawanella Ichikawa, 1950 (TANCREDIIDAE) (FOSSIL)
- sakaya, Hemiplecta sakaya (J.J.M. de Morgan, 1885) - (ARIOPHANTIDAE)
- sakhaensis, Valhallites sakhaensis Shimanskiy, 1967 † - (TRIGONOCERATIDAE) (FOSSIL)
- Sakhaites, Genus Sakhaites Vozin , 1972 (OPHICERATIDAE) (FOSSIL)
- Sakhaitoides, Genus Sakhaitoides Ermakova , 1999 (KASHMIRITIDAE) (FOSSIL)
- sakhalinense, Buccinum sakhalinense W.H. Dall, 1907 - (BUCCINIDAE)
- sakhalinense, Profulvia sakhalinense Slodkewitsch, 1938 ex Kogan MS † - (CARDIIDA (UNASSIGNED)) (FOSSIL)
- sakhalinense, Papyridea sakhalinense Slodkewitsch, 1938 ex Kogan MS † - syn of: Profulvia sakhalinense Slodkewitsch, 1938 ex Kogan MS † - (CARDIIDAE) (FOSSIL)
- sakhalinensis, Habevolutopsius sakhalinensis Y.I. Kantor, 1985 - (BUCCINIDAE)
- sakhalinensis, Aforia sakhalinensis P. Bartsch, 1945 - syn of: Aforia circinata (W.H. Dall, 1873) - (COCHLESPIRIDAE)
- sakhalinensis, Hiatella sakhalinensis H. Takeda, 1953 - syn of: Hiatella arctica (C. Linnaeus, 1767) - (HIATELLIDAE)
- sakhalinensis, Acesta sakhalinensis (Slodkewitsch, 1938 †) - (LIMIDAE) (FOSSIL)
- sakhalinensis, Nuculana sakhalinensis (L. Krishtofovich, 1964 †) - (NUCULANIDAE) (FOSSIL)
- sakhalinensis, Periploma sakhalinensis Slodkewitsch, 1938 † - syn of: Aelga besshoensis (M. Yokoyama, 1924 †) - (PERIPLOMATIDAE) (FOSSIL)
- sakhalinensis, Megangulus sakhalinensis (L.S. Zhidkova, 1972 †) - (TELLINIDAE) (FOSSIL)
- sakhalinensis, Unio sakhalinensis V.V. Bogatov, 2001 - syn of: Unio arcuatus N.R. Bouchard-Chantereaux, 1838 - (UNIONIDAE)
- Sakiella, Genus Sakiella H.H. Godwin-Austen, 1908 (ARIOPHANTIDAE)
- Sakishimaia, syn of: Genus Okenia F.S. Leuckart & H.G. Bronn in K.T. Menke, 1830 (GONIODORIDIDAE)
- sakishimana, Camaena sakishimana (J.T. Kuroda, 1960) - (CAMAENIDAE)
- sakitoensis, Turritella sakitoensis T. Nagao † - (TURRITELLIDAE) (FOSSIL)
- sakmarae, Synartinskia sakmarae (Karpinsky, 1874 †) - (MEDLICOTTIIDAE) (FOSSIL)
- sakmarae, Andrianovia sakmarae (Ruzhentsev, 1938 †) - (SOMOHOLITIDAE) (FOSSIL)
- sakmarense, Neptunoceras sakmarense Shimansky, 1949 † - (NEPTUNOCERATIDAE) (FOSSIL)
- sakmarensis, Glaphyrites sakmarensis Ruzhentsev, 1950 † - (GLAPHYRITIDAE) (FOSSIL)
- sakmarensis, Uddenites sakmarensis Ruzhentsev, 1939 † - (MEDLICOTTIIDAE) (FOSSIL)
- sakmarensis, Megapronorites sakmarensis Ruzhentsev, 1949 † - (PRONORITIDAE) (FOSSIL)
- Sakmarites, Genus Sakmarites Ruzhencev , 1936 (PRONORITIDAE) (FOSSIL)
- sakoi, Semitubina sakoi T. Kase, 1986 † - (TUBINIDAE) (FOSSIL)
- sakoi, Archivesica sakoi K. Amano & al., 2014 † - (VESICOMYIDAE) (FOSSIL)
- Sakondryella, Subgenus Algericeras (Sakondryella) Bφse, 1928 (BRANCOCERATIDAE) (FOSSIL)
- sakondryense, Kossmaticeras sakondryense M. Collignon, 1954 † - (KOSSMATICERATIDAE) (FOSSIL)
- saksbyense, Orthoceras saksbyense Teichert, 1930 † - syn of: Geisonoceras wegelini Teichert, 1930 † - (ORTHOCERATIDAE) (FOSSIL)
- sakui, Petalochlamys perfragilis sakui H.A. Pilsbry & Y. Hirase, 1908 - (HELICARIONIDAE)
- sakuracea, Sakuraeolis sakuracea Y.M. Hirano, 1999 - (FACELINIDAE)
- Sakuraeolis, Genus Sakuraeolis K. Baba in K. Baba & I. Hamatani, 1965 (FACELINIDAE)
- sakurai, Alcadia sakurai T. Habe, 1976 - (HELICINIDAE)
- sakuraii, Amamiconcha sakuraii T. Habe, 1961 - (CAPULIDAE)
- sakuraii, Microcardium sakuraii (T. Habe, 1961) - (CARDIIDAE)
- sakuraii, Glyphostoma sakuraii K. Oyama & Y. Takemura, 1958 - (CLATHURELLIDAE)
- sakuraii, Austrasiatica sakuraii (T. Habe, 1970) - (CYPRAEIDAE)
- sakuraii, Cypraea sakuraii T. Habe, 1970 - syn of: Austrasiatica sakuraii (T. Habe, 1970) - (CYPRAEIDAE)
- sakuraii, Schilderia sakuraii T. Habe, 1970 - syn of: Austrasiatica sakuraii (T. Habe, 1970) - (CYPRAEIDAE)
- sakuraii, Nesiocypraea sakuraii T. Habe, 1970 - syn of: Austrasiatica sakuraii (T. Habe, 1970) - (CYPRAEIDAE)
- sakuraii, Diaphana sakuraii T. Habe, 1976 - syn of: Diaphana brazieri G.F. Angas, 1877 - (DIAPHANIDAE)
- sakuraii, Epitonium sakuraii (J.T. Kuroda & T. Habe, 1961) - (EPITONIIDAE)
- sakuraii, Emarginella sakuraii T. Habe, 1963 - (FISSURELLIDAE)
- sakuraii, Polyschides sakuraii (J.T. Kuroda & T. Habe in T. Habe, 1961) - (GADILIDAE)
- sakuraii, Parilimya sakuraii (T. Habe, 1958) - (PARILIMYIDAE)
- sakuraii, Pholadomya sakuraii T. Habe, 1958 - syn of: Parilimya sakuraii (T. Habe, 1958) - (PHOLADOMYIDAE)
- sakuraii, Sassia sakuraii J.T. Kuroda & T. Habe in T. Habe, 1961 - syn of: Sassia semitorta J.T. Kuroda & T. Habe, 1961 - (RANELLIDAE)
- sakuraii, Retusa sakuraii (T. Habe, 1958) - (RETUSIDAE)
- sakuraii, Pseudotalopia sakuraii T. Habe, 1961 - (TROCHIDAE)
- sakuyamai, Potamopyrgus sakuyamai E. Sorita & T. Habe - (TATEIDAE)
- sakya, Aphanaia sakya C.O. Waterhouse & C. Chen, 2006 † - (ATOMODESMATIDAE) (FOSSIL)
- sakya, Minolia sakya S. Nomura, 1940 - (SOLARIELLIDAE)
- salaamica, Baeolidia salaamica (W.B. Rudman, 1982) - (AEOLIDIIDAE)
- salaamica, Phidiana salaamica W.B. Rudman, 1980 - (FACELINIDAE)
- salacana, Oospira obesa salacana O. Böttger, 1890 - (CLAUSILIIDAE)
- salacia, Akiodoris salacia S.V. Millen in S.V. Millen & A.V. Martynov, 2005 - (AKIODORIDIDAE)
- salacon, Ctenamusium salacon T. Iredale, 1929 - syn of: Parvamussium thetidis (C. Hedley, 1902) - (PROPEAMUSSIIDAE)
- Saladelos, Genus Saladelos T. Iredale, 1933 (RHYTIDIDAE)
- saladillaensis, Anadara saladillaensis F. Hodson & al., 1927 † - (ARCIDAE) (FOSSIL)
- saladini, Koninckites saladini F. Toula, 1896 † - syn of: Nicomedites osmani F. Toula, 1896 † - (BEYRICHITIDAE) (FOSSIL)
- saladoensis, Cyrtonaias saladoensis (I. Lea, 1860) - (UNIONIDAE)
- salairica, Balashovia salairica (Balaschov, 1955 †) - (ONCOCERIDA (UNASSIGNED)) (FOSSIL)
- Salakosia, Genus Salakosia Willmann, 1981 (HYDROBIIDAE) (FOSSIL)
- Salalahia, Genus Salalahia Kadolsky, Harzhauser & Neubauer, 2015 (HYDROBIIDAE) (FOSSIL)
- salamandra, Polycera salamandra A. Labbé, 1931 - syn of: Polycera quadrilineata (O.F. Müller, 1776) - (POLYCERIDAE)
- salamandroides, Paralimax salamandroides H.R. Simroth, 1901 - syn of: Eumilax brandti (E.C. Von Martens, 1880) - (LIMACIDAE)
- salamandrops, Pseudovermis salamandrops Er. Marcus, 1953 - (PSEUDOVERMIDAE)
- salamboana, Unio salamboana P.M. Pallary, 1929 - syn of: Potomida littoralis (G.L.C.F.D. Cuvier, 1798) - (UNIONIDAE)
- salamei, Melanopsis salamei Alhejoj & K. Bandel, 2013 † - (MELANOPSIDAE) (FOSSIL)
- salamensis, Halonympha salamensis (K.H.J. Thiele & S.G.A. Jaeckel, 1931) - (HALONYMPHIDAE)
- salamensis, Halonympha salamensis K.H.J. Thiele & S.G.A. Jaeckel, 1931 - syn of: Halonympha salamensis (K.H.J. Thiele & S.G.A. Jaeckel, 1931) - (HALONYMPHIDAE)
- salamensis, Leucosphaera salamensis (S.G.A. Jaeckel & K.H.J. Thiele, 1931) - (LUCINIDAE)
- salamensis, Austronucula salamensis (K.H.J. Thiele & S.G.A. Jaeckel, 1931) - (NUCULIDAE)
- salamensis, Circe salamensis K.H.J. Thiele & S.G.A. Jaeckel, 1931 - syn of: Dorisca amica (E.A. Smith, 1885) - (VENERIDAE)
- salamensis, Dorisca salamensis K.H.J. Thiele & S.G.A. Jaeckel, 1931 - syn of: Dorisca amica (E.A. Smith, 1885) - (VENERIDAE)
- salanga, Pitar salanga H.A. Pilsbry & A.A. Olsson, 1941 - syn of: Lamelliconcha concinna (G.B. I Sowerby, 1835) - (VENERIDAE)
- salangana, Nanina salangana E.C. Von Martens, 1883 - syn of: Dyakia salangensis (E.C. Von Martens, 1883) - (ARIOPHANTIDAE)
- salangana, Dyakia salangana E.C. Von Martens, 1883 - syn of: Dyakia salangensis (E.C. Von Martens, 1883) - (DYAKIIDAE)
- salangensis, Dyakia salangensis (E.C. Von Martens, 1883) - (DYAKIIDAE)
- salangonensis, Natica salangonensis C.A. Récluz, 1844 - syn of: Polinices otis W.J. Broderip & Sowerby, 1829 - (NATICIDAE)
- Salanyella, Genus Salanyella Missarzhevsky , 1980 (HELCIONELLIDAE) (FOSSIL)
- Salanytheca, syn of: Genus Paragloborilus Qian , 1977 (CIRCOTHECIDAE) (FOSSIL)
- Salaputium, Genus Salaputium T. Iredale, 1924 (CRASSATELLIDAE)
- salaputium, Lamprotula salaputium (E.C. Von Martens, 1902) - (UNIONIDAE)
- salaputium, Mitreola salaputium T.A. Darragh, 1989 † - (VOLUTOMITRIDAE) (FOSSIL)
- salaria, Hydrobia salaria P. Radoman, 1973 - syn of: Hydrobia acuta (J.P.R. Draparnaud, 1805) - (HYDROBIIDAE)
- salaria, Astartila salaria Reed, 1936 † - (MEGADESMIDAE) (FOSSIL)
- salaria, Tindaria salaria W.H. Dall, 1908 - (TINDARIIDAE)
- salarium, Clathurella salarium P. Fischer in É.A.A. Locard, 1897 - (CLATHURELLIDAE)
- salarium, Chondropoma biforme salarium P. Bartsch, 1946 - (POMATIIDAE)
- salarius, Pernopecten salarius Reed, 1944 † - (PERNOPECTINIDAE) (FOSSIL)
- salaryensis, Bistolida stolida salaryensis L. Bozzetti, 2008 - (CYPRAEIDAE)
- salaryensis fulva, Bistolida stolida salaryensis fulva L. Bozzetti, 2009 - (CYPRAEIDAE)
- salasi, Xerticeras salasi Delanov & al., 2013 † - (ANCYLOCERATIDAE) (FOSSIL)
- salasi, Myophorigonia salasi Alencaster, 1961 † - (TRIGONIIDAE) (FOSSIL)
- salasi, Turritella salasi DeVries, 2007 † - (TURRITELLIDAE) (FOSSIL)
- Salasiella, Genus Salasiella H. Strebel, 1878 (SPIRAXIDAE)
- Salassia, Subgenus Odostomia (Salassia) L. de Folin, 1885 (PYRAMIDELLIDAE)
- Salassiella, syn of: Subgenus Chrysallida (Trabecula) T.A. de M. Monterosato, 1884 (PYRAMIDELLIDAE)
- Salatia, syn of: Genus Solatia F.P. Jousseaume, 1887 (CANCELLARIIDAE)
- salaunica, Helicella salaunica P. Fagot, 1888 - syn of: Helicella itala (C. Linnaeus, 1758) - (HYGROMIIDAE)
- salavati, Bashkortoceras salavati Ruzhentsev & Bogoslovskaya, 1971 † - (HOMOCERATIDAE) (FOSSIL)
- salax, Plesiocerithium salax P.A. Maxwell, 1992 † - (CANCELLARIIDAE) (FOSSIL)
- salazacense, Salaziceras salazacense (Hébert & E.C. Munier-Chalmas, 1875 †) - (FLICKIIDAE) (FOSSIL)
- salazacensis, Ammonites salazacensis Hébert & E.C. Munier-Chalmas, 1875 † - syn of: Salaziceras salazacense (Hébert & E.C. Munier-Chalmas, 1875 †) - (AMMONITIDA (unassigned)) (FOSSIL)
- Salaziceras, Genus Salaziceras Breistroffer , 1936 (FLICKIIDAE) (FOSSIL)
- salbriacense, Eutritonium salbriacense A.E.M. Cossmann & M.A. Peyrot, 1924 † - syn of: Charonia lampas ventricosa (J.P.S. Grateloup, 1833 †) - (RANELLIDAE) (FOSSIL)
- salbriacensis, Cardita salbriacensis A.E.M. Cossmann & M.A. Peyrot, 1914 † - (CARDITIDAE) (FOSSIL)
- salbriacensis, Cylichna salbriacensis M.A. Peyrot, 1932 † - (CYLICHNIDAE) (FOSSIL)
- salbriacensis, Vitularia salbriacensis A.E.M. Cossmann & M.A. Peyrot, 1923 † - (MURICIDAE) (FOSSIL)
- salbriacensis, Nassarius salbriacensis M.A. Peyrot, 1924 † - (NASSARIIDAE) (FOSSIL)
- salchica, Turritella salchica A.A. Olsson, 1931 † - (TURRITELLIDAE) (FOSSIL)
- salchica hondoensis, Turritella salchica hondoensis Clark & J.W. Durham, 1946 - (TURRITELLIDAE)
- saldadinensis, Afriscrobs saldadinensis (A. Hornung & G. Mermod, 1928) - (ANABATHRIDAE)
- saldanha, Mitra saldanha G.B. Sowerby, 1874 - syn of: Subcancilla straminea (A. Adams, 1853) - (MITRIDAE)
- saldanhae, Haliotis saldanhae B.F. Kensley, 1972 † - (HALIOTIDAE) (FOSSIL)
- saldanhae, Phacoides saldanhae K.H. Barnard, 1964 - (LUCINIDAE)
- saldanhae, Comitas saldanhae (K.H. Barnard, 1958) - (PSEUDOMELATOMIDAE)
- saldanhensis, Aeolidiella saldanhensis K.H. Barnard, 1927 - syn of: Anteaeolidiella indica (L.S.R. Bergh, 1888) - (AEOLIDIIDAE)
- saldontiana, Natica saldontiana P. Bartsch, 1915 - syn of: Natica simplex G.B. III Sowerby, 1897 - (NATICIDAE)
- saldubensis, Candidula saldubensis G. Servain, 1880 - syn of: Candidula arganica (G. Servain, 1880) - (HYGROMIIDAE)
- saldubensis, Belidaphne saldubensis J.L. Vera-Peláez, 2002 † - (MANGELIIDAE) (FOSSIL)
- salebra, Ptychobela salebra B.Q. Li & X.Z. Li, 2007 - (PSEUDOMELATOMIDAE)
- salebrosa, Pisinna salebrosa (G.R. von Frauenfeld, 1867) - (ANABATHRIDAE)
- salebrosa, Maoricrypta salebrosa J. Marwick, 1929 † - (CALYPTRAEIDAE) (FOSSIL)
- salebrosa, Medusafissurella salebrosa (L.A. Reeve, 1850) - (FISSURELLIDAE)
- salebrosa, Xeromagna salebrosa É.A.A. Locard, 1899 - syn of: Xerosecta promissa C.A. Westerlund, 1893 - (HYGROMIIDAE)
- salebrosa, Discula salebrosa R.T. Lowe, 1862 - syn of: Discula polymorpha nebulata R.T. Lowe, 1855 - (HYGROMIIDAE)
- salebrosa, Gibbolucina salebrosa (Woods, 1931 †) - (LUCINIDAE) (FOSSIL)
- salebrosa, Vitularia salebrosa (P.P. King, 1832) - (MURICIDAE)
- salebrosa, Coralliophila salebrosa H. Adams & A. Adams, 1863 - (MURICIDAE)
- salebrosa, Lithasia salebrosa (T.A. Conrad, 1834) - (PLEUROCERIDAE)
- salebrosa, Pisotrigonia salebrosa van Hoepen, 1929 † - (PTEROTRIGONIIDAE) (FOSSIL)
- salebrosa, Gregoia salebrosa Fehse, 2017 - (TRIVIIDAE)
- salebrosa, Dosinia salebrosa A. Römer, 1860 - syn of: Dosinia altior G.P. Deshayes, 1853 - (VENERIDAE)
- salebrosa florentiana, Lithasia salebrosa florentiana I. Lea, 1841 - (PLEUROCERIDAE)
- salebrosa subglobosa, Lithasia salebrosa subglobosa I. Lea, 1861 - (PLEUROCERIDAE)
- salebrosum, Pleuroceras salebrosum (A. Hyatt, 1867 †) - (AMALTHEIDAE) (FOSSIL)
- salebrosum, Goodhallites salebrosum van Hoepen, 1942 † - syn of: Goodhallites gracilima (Kossmat, 1895 †) - (BRANCOCERATIDAE) (FOSSIL)
- salebrosum, Cerithium salebrosum G.B. II Sowerby, 1855 - (CERITHIIDAE)
- salebrosum, Lytoceras salebrosum (Pompeckj, 1896 †) - (LYTOCERATIDAE) (FOSSIL)
- salebrosum, Cyclostoma salebrosum P.M.A. Morelet, 1849 - (POMATIIDAE)
- salebrosus, Neocryptaulax salebrosus (Yamnichenko, 1987 †) - (CRYPTAULACIDAE) (FOSSIL)
- salebrosus, Sasakiopus salebrosus (M. Sasaki, 1920) - (ENTEROCTOPODIDAE)
- salebrosus, Hamites salebrosus Cobban, Hook & J. Kennedy, 1989 † - (HAMITIDAE) (FOSSIL)
- salebrosus, Nuculopsis salebrosus Dembskaja, 1972 † - (NUCULIDAE) (FOSSIL)
- salebrosus, Octopus salebrosus M. Sasaki, 1920 - syn of: Sasakiopus salebrosus (M. Sasaki, 1920) - (OCTOPODIDAE)
- salebrosus, Unio salebrosus I. Lea, 1859 - syn of: Elliptio fumata (I. Lea, 1857) - (UNIONIDAE)
- salemensis, Theba salemensis J.R. Bourguignat - syn of: Theba pisana (O.F. Müller, 1774) - (HELICIDAE)
- Salen, syn of: Genus Solen C. Linnaeus, 1758 (SOLENIDAE)
- salensis, Manzonia salensis E. Rolán, 1987 - (RISSOIDAE)
- Salenthydrobia, Genus Salenthydrobia T. Wilke, 2003 (HYDROBIIDAE)
- salentina, Ovatella salentina S. Palazzi & M. Curini-Galletti, 1982 - syn of: Myosotella myosotis (J.P.R. Draparnaud, 1801) - (ELLOBIIDAE)
- salentina, Cernuella salentina H. Blanc in É.A.A. Locard, 1885 - syn of: Cernuella virgata (E.M. Da Costa, 1778) - (HYGROMIIDAE)
- salentina, Stenothyrella salentina D. Esu & O. Girotti, 2010 † - (STENOTHYRIDAE) (FOSSIL)
- salernitana, Theodoxus salernitana E.A. Rossmässler - syn of: Theodoxus fluviatilis (C. Linnaeus, 1758) - (NERITIDAE)
- saleswheelense, Paradimorphoceras saleswheelense (Moore, 1939 †) - (DIMORPHOCERATIDAE) (FOSSIL)
- salevensis, Mytilus salevensis De Loriol † - (MYTILIDAE) (FOSSIL)
- salevensis, Hypelasma salevensis J. Favre, 1913 † - (REQUIENIIDAE) (FOSSIL)
- salfeldi, Ringsteadia salfeldi Dorn, 1925 † - (AULACOSTEPHANIDAE) (FOSSIL)
- salfeldi, Brancoceras salfeldi Wedekind, 1913 † - syn of: Prionoceras salfeldi (Wedekind, 1913 †) - (BRANCOCERATIDAE) (FOSSIL)
- salfeldi, Amoebites salfeldi (Spath, 1935 †) - (CARDIOCERATIDAE) (FOSSIL)
- salfeldi, Prionoceras salfeldi (Wedekind, 1913 †) - (PRIONOCERATIDAE) (FOSSIL)
- Salfeldiella, syn of: Genus Holcophylloceras Spath , 1927 (PHYLLOCERATIDAE) (FOSSIL)
- salgharica, Diplommatina salgharica Budha & Backeljau, 2017 - (DIPLOMMATINIDAE)
- salicensis, Kaliella salicensis H.H. Godwin-Austen, 1897 - (CHRONIDAE)
- salicensis, Neilonella salicensis (G. Seguenza, 1877) - (NEILONELLIDAE)
- salicensis, Pseudoneilonella salicensis G. Seguenza, 1877 - syn of: Neilonella salicensis (G. Seguenza, 1877) - (NEILONELLIDAE)
- salicensis atlantica, Pseudoneilonella salicensis atlantica G.F. Laghi, 1986 - syn of: Neilonella latior (J.G. Jeffreys, 1876) - (NEILONELLIDAE)
- salieti, Costatella salieti A.de Saint-Simon in É.A.A. Locard, 1893 - syn of: Physella acuta (J.P.R. Draparnaud, 1805) - (PHYSIDAE)
- salifana, Partula salifana D.M. Crampton, 1925 - (PARTULIDAE)
- salifera, Partula salifera D.M. Crampton, 1925 - (PARTULIDAE)
- salihafui, Chiton salihafui (R.C. Bullock, 1972) - (CHITONIDAE)
- salihafui, Rhyssoplax salihafui R.C. Bullock, 1972 - syn of: Chiton salihafui (R.C. Bullock, 1972) - (CHITONIDAE)
- salimba, Cryptonatica salimba W.H. Dall, 1919 - syn of: Cryptonatica affinis (J.F. Gmelin, 1791) - (NATICIDAE)
- salina, Tryonia salina R. Hershler, 1989 - (COCHLIOPIDAE)
- salina, Caryocorbula salina A.A. Olsson, 1928 † - (CORBULIDAE) (FOSSIL)
- salina, Nassarius salina A.A. Olsson, 1928 † - (NASSARIIDAE) (FOSSIL)
- salina, Praticolella salina Perez & Ruiz, 2017 - (POLYGYRIDAE)
- salinae, Rissoa salinae A. Stossich, 1865 - syn of: Pusillina marginata (A. Michaud, 1830) - (RISSOIDAE)
- salinai, Trochulus salinai J.R. Bourguignat - syn of: Trichia hispida (C. Linnaeus, 1758) - (HYGROMIIDAE)
- salinara, Cerithium vulgatum salinara T.A. de M. Monterosato in W. Kobelt, 1908 - (CERITHIIDAE)
- salinaria, Aphanaia salinaria Reed, 1931 † - (ATOMODESMATIDAE) (FOSSIL)
- salinaria, Cerion salinaria (C.J. Maynard, 1913) - (CERIONIDAE)
- salinaria, Monotis salinaria H.G. Bronn, 1830 † - (MONOTIDAE) (FOSSIL)
- salinarium, Vergoliceras salinarium (Uhlig, 1887 †) - (HAPLOCERATIDAE) (FOSSIL)
- salinarium, Trematoceras salinarium (J. Von Hauer, 1846 †) - (ORTHOCERATIDAE) (FOSSIL)
- salinarium, Orthoceras salinarium J. Von Hauer, 1846 † - syn of: Trematoceras salinarium (J. Von Hauer, 1846 †) - (ORTHOCERATIDAE) (FOSSIL)
- salinarius, Germanonautilus salinarius (Mojsisovics, 1882 †) - (TAINOCERATIDAE) (FOSSIL)
- salinarum, Cerithium salinarum W. Kobelt, 1908 - (CERITHIIDAE)
- salinarum, Halobia salinarum H.G. Bronn, 1830 † - (HALOBIIDAE) (FOSSIL)
- salinarum, Melongena salinarum S.M. van Bruggen & P.W. Hummelinck, 1986 - syn of: Melongena melongena (C. Linnaeus, 1758) - (MELONGENIDAE)
- salinarum, Biomphalaria salinarum (P.M.A. Morelet, 1868) - (PLANORBIDAE)
- salinarum, Psorula salinarum (F. Haas, 1929) - (UNIONIDAE)
- salinasensis, Mitra salinasensis P. Bartsch, 1928 - syn of: Strigatella tristis (W.J. Broderip, 1836) - (MITRIDAE)
- salinasensis, Olivella salinasensis P. Bartsch, 1928 - syn of: Olivella tergina (P.L. Duclos, 1835) - (OLIVELLIDAE)
- salinasensis, Ashmunella salinasensis J. Vagvolgyi, 1974 - (POLYGYRIDAE)
- salinasensis, Odostomia salinasensis P. Bartsch, 1928 - (PYRAMIDELLIDAE)
- salinasensis, Disconaias salinasensis C.T. Simpson, 1908 - syn of: Disconaias fimbriata (L.S. Frierson, 1907) - (UNIONIDAE)
- salinasii, Peringia salinasii (A. Aradas & P. Calcara, 1843) - (HYDROBIIDAE)
- Salinator, Genus Salinator C. Hedley, 1900 (AMPHIBOLIDAE)
- salinensis, Emarginula salinensis Degrange-Touzin, 1895 † - (FISSURELLIDAE) (FOSSIL)
- salinensis, Nassarius salinensis R. Tournouer, 1876 † - (NASSARIIDAE) (FOSSIL)
- salinensis, Merismopteria salinensis A.F. Gonzalez, 1975 † - (PTERIIDA (UNASSIGNED)) (FOSSIL)
- salinensis, Eurhomalea salinensis L. Ramorino, 1968 - (VENERIDAE)
- salinesi, Heleobia salinesi P. Calcara & A. Aradas - syn of: Semisalsa stagnorum (J.F. Gmelin, 1791) - (COCHLIOPIDAE)
- salinesii, Bithynia salinesii R.A. Philippi, 1849 - syn of: Bithynia tentaculata (C. Linnaeus, 1758) - (BITHYNIIDAE)
- salinicola, Discula polymorpha salinicola R.T. Lowe, 1852 - (HYGROMIIDAE)
- salinicola, Spixia salinicola (A. Doering, 1877) - (ODONTOSTOMIDAE)
- saliniensis, Pupilla saliniensis É.A.A. Locard, 1894 - syn of: Pupilla muscorum (C. Linnaeus, 1758) - (PUPILLIDAE)
- Salinites, Genus Salinites Cantu , 1968 (OPPELIIDAE) (FOSSIL)
- salisburgense, Paroxynoticeras salisburgense J. Von Hauer, 1856 † - (OXYNOTICERATIDAE) (FOSSIL)
- salisburgensis, Clydonautilus salisburgensis (J. Von Hauer, 1849 †) - (CLYDONAUTILIDAE) (FOSSIL)
- salisburgensis, Gonionautilus salisburgensis J. Von Hauer, 1849 † - syn of: Clydonautilus salisburgensis (J. Von Hauer, 1849 †) - (GONIONAUTILIDAE) (FOSSIL)
- salisburgensis, Nautilus salisburgensis J. Von Hauer, 1849 † - syn of: Clydonautilus salisburgensis (J. Von Hauer, 1849 †) - (NAUTILIDAE) (FOSSIL)
- salisburyensis, Cocculina salisburyensis N.H. Ludbrook, 1956 † - (COCCULINIDAE) (FOSSIL)
- salisburyi, Squamopleura salisburyi E.H.J. Leloup, 1939 - syn of: Squamopleura miles (P.P. Carpenter in H.A. Pilsbry, 1893) - (CHITONIDAE)
- salisburyi, Pusia salisburyi W.O. Cernohorsky, 1976 - (COSTELLARIIDAE)
- salisburyi, Fusinus salisburyi H.C. Fulton, 1930 - (FASCIOLARIIDAE)
- salisburyi, Ziba salisburyi (J. Drivas & M. Jay, 1990) - (MITRIDAE)
- salisburyi, Mitromorpha salisburyi (W.O. Cernohorsky, 1978) - (MITROMORPHIDAE)
- salisburyi, Mitrolumna salisburyi W.O. Cernohorsky, 1978 - syn of: Mitromorpha salisburyi (W.O. Cernohorsky, 1978) - (MITROMORPHIDAE)
- salisburyi, Aeretica salisburyi Glibert & van de Poel 1967 † - (TELLINIDAE) (FOSSIL)
- salisburyi, Cinguloterebra salisburyi (J. Drivas & M. Jay, 1998) - (TEREBRIDAE)
- salisburyi, Turritella sanguinea salisburyi J.R. le B. Tomlin, 1925 - (TURRITELLIDAE)
- salisfilius, Deltoidonautilus salisfilius Morris, 1995 † - (HERCOGLOSSIDAE) (FOSSIL)
- salishora, Poeniella salishora R.C. Pierce, 2001 - (HELICINIDAE)
- salishorum, Pulsellum salishorum B.A. Marshall, 1980 - (PULSELLIDAE)
- salita, Lyncina salita S.R. Roberts, 1870 - syn of: Lyncina vitellus (C. Linnaeus, 1758) - (CYPRAEIDAE)
- Salitra, Genus Salitra L.N. Marincovich, 1973 (COLUMBELLIDAE)
- sallake, Zebrina detrita sallake Z. Fehér & Z. Eröss, 2009 - (ENIDAE)
- sallasi, Vokesimurex sallasi (H.A. Rehder & Abbott, 1951) - (MURICIDAE)
- Salleana, syn of: Genus Polydontes P.D. Montfort, 1810 (CAMAENIDAE)
- salleana, Fadyenia salleana E. Chitty, 1857 - (HELICINIDAE)
- salleana, Physa salleana R.W. Dunker, 1853 - syn of: Aplexa marmorata L. Guilding, 1828 - (PHYSIDAE)
- salleana, Ceres salleana (J.E. Gray, 1856) - (PROSERPINELLIDAE)
- salleana, Proserpina salleana J.E. Gray, 1856 - syn of: Ceres salleana (J.E. Gray, 1856) - (PROSERPINIDAE)
- salleana, Eriptycha salleana P.M.A. Morelet, 1882 † - (RINGICULIDAE) (FOSSIL)
- salleana, Potamopyrgus salleana P. Fischer, 1860 - syn of: Potamopyrgus antipodarum (J.E. Gray, 1843) - (TATEIDAE)
- salleana, Impages salleana (G.P. Deshayes, 1859) - (TEREBRIDAE)
- salleana, Terebra salleana G.P. Deshayes, 1859 - syn of: Impages salleana (G.P. Deshayes, 1859) - (TEREBRIDAE)
- salleana, Amphicosmia salleana (L. Pfeiffer, 1850) - (UROCOPTIDAE)
- salleana, Leptarionta trigonostoma salleana (L. Pfeiffer, 1849) - (XANTHONYCHIDAE)
- salleana, Omphalinella salleana (E.C. Von Martens, 1892) - (ZONITIDAE)
- salleana cordovana, Succinea salleana cordovana E.C. Von Martens, 1898 - syn of: Succinea cordovana P.H. Fischer & J.C.H. Crosse, 1878 - (SUCCINEIDAE)
- salleanum, Farcimen obesum salleanum L.O. Alcalde, 1945 - (MEGALOMASTOMIDAE)
- salleanum, Aperostoma mexicanum salleanum (E.C. Von Martens, 1865) - (NEOCYCLOTIDAE)
- salleanum, Chondropoma salleanum (L. Pfeiffer, 1850) - (POMATIIDAE)
- salleanum, Oxyloma salleanum (L. Pfeiffer, 1849) - (SUCCINEIDAE)
- salleanus, Cyclophorus salleanus E.C. Von Martens, 1865 - syn of: Aperostoma mexicanum salleanum (E.C. Von Martens, 1865) - (CYCLOPHORIDAE)
- salleanus, Murex salleanus A. Adams, 1854 - syn of: Chicoreus florifer (L.A. Reeve, 1846) - (MURICIDAE)
- salleanus, Planorbis salleanus R.W. Dunker, 1853 - syn of: Drepanotrema aeruginosum (P.M.A. Morelet, 1851) - (PLANORBIDAE)
- salleanus, Obeliscus salleanus (L.A. Reeve, 1850) - (SUBULINIDAE)
- salleanus, Microceramus salleanus H.A. Pilsbry, 1903 - syn of: Microceramus signatus salleanus H.A. Pilsbry, 1903 - (UROCOPTIDAE)
- salleanus, Microceramus signatus salleanus H.A. Pilsbry, 1903 - (UROCOPTIDAE)
- salleanus, Xanthonyx salleanus (L. Pfeiffer, 1856) - (XANTHONYCHIDAE)
- salleanus disparilis, Obeliscus salleanus disparilis H.A. Pilsbry, 1906 - (SUBULINIDAE)
- sallei, Drymaeus sallei H.A. Pilsbry, 1899 - (BULIMULIDAE)
- sallei, Cerion crassilabris sallei H.A. Pilsbry & E.G. Vanatta, 1896 - (CERIONIDAE)
- sallei, Mytilopsis sallei (C.A. Récluz, 1849) - (DREISSENIDAE)
- sallei, Dreissena sallei C.A. Récluz, 1849 - syn of: Mytilopsis sallei (C.A. Récluz, 1849) - (DREISSENIDAE)
- sallei, Farcimoides sallei P. Bartsch, 1942 - (MEGALOMASTOMIDAE)
- sallei, Latiaxis sallei F.P. Jousseaume, 1884 - syn of: Babelomurex japonicus (R.W. Dunker, 1882) - (MURICIDAE)
- sallei, Neocyclotus dysoni sallei (P. Bartsch & J.P.E. Morrison, 1942) - (NEOCYCLOTIDAE)
- sallei, Pallifera sallei (J.C.H. Crosse & P.H. Fischer, 1869) - (PHILOMYCIDAE)
- sallei, Laevapex sallei (J.R. Bourguignat, 1857) - (PLANORBIDAE)
- sallei, Ancylus sallei O. Böttger, 1857 - (PLANORBIDAE)
- sallei, Kisslingia vermiculata sallei P. Bartsch, 1946 - (POMATIIDAE)
- sallei, Melania sallei L.A. Reeve, 1861 - syn of: Pachychilus indiorum (P.M.A. Morelet, 1849) - (THIARIDAE)
- sallei, Barynaias sallei (J.C.H. Crosse & P.H. Fischer, 1893) - (UNIONIDAE)
- sallei, Venus sallei L.A. Reeve, 1864 - syn of: Sunetta donacina (J.F. Gmelin, 1791) - (VENERIDAE)
- sallei haitensis, Drymaeus sallei haitensis H.A. Pilsbry, 1899 - (BULIMULIDAE)
- Sallepoma, syn of: Genus Parachondria W.H. Dall, 1905 (POMATIIDAE)
- sallespissensis, Mangelia sallespissensis M.A. Peyrot, 1932 † - (MANGELIIDAE) (FOSSIL)
- salletae, Africonus salletae T. Cossignani, 2014 - (CONIDAE)
- sallomacense, Cardium sallomacense A.E.M. Cossmann & M.A. Peyrot, 1911 † - (CARDIIDAE) (FOSSIL)
- sallomacense, Cirsotrema sallomacense De Boury in A.E.M. Cossmann & M.A. Peyrot, 1922 † - (EPITONIIDAE) (FOSSIL)
- sallomacense nordicum, Cirsotrema sallomacense nordicum M. Glibert, 1852 † - (EPITONIIDAE) (FOSSIL)
- sallomacensis, Calyptraea sallomacensis A.E.M. Cossmann & M.A. Peyrot, 1921 † - (CALYPTRAEIDAE) (FOSSIL)
- sallomacensis, Donax sallomacensis A.E.M. Cossmann & M.A. Peyrot, 1910 † - (DONACIDAE) (FOSSIL)
- sallomacensis, Ficus sallomacensis (C. Mayer, 1867 †) - (FICIDAE) (FOSSIL)
- sallomacensis, Cochlis sallomacensis (R. Tournouer, 1873 †) - (NATICIDAE) (FOSSIL)
- sallomacensis, Ostrea sallomacensis A.E.M. Cossmann & M.A. Peyrot, 1914 † - (OSTREIDAE) (FOSSIL)
- sallomacensis, Tapes sallomacensis Fischer, 1879 † - (VENERIDAE) (FOSSIL)
- sallomancensis, Tellimya sallomancensis (Cossmann & Peyrot 1911) † - (MONTACUTIDAE) (FOSSIL)
- sallustii, Chiton sallustii C.F. Parona, 1909 † - (CHITONIDAE) (FOSSIL)
- Sallya, Genus Sallya Yochelson, 1956 (PSEUDOPHORIDAE) (FOSSIL)
- sallykaicherae, Epitonium sallykaicherae R.N. Kilburn, 1985 - (EPITONIIDAE)
- salmacida, Cerithideopsis costata salmacida (P.M.A. Morelet, 1849) - (POTAMIDIDAE)
- Salmacoma, Subgenus Macoma (Salmacoma) Iredale, 1929 (TELLINIDAE) (FOSSIL)
- Salmacoma, syn of: Genus Macoma W.E. Leach, 1819 (TELLINIDAE)
- salmiana, Volutharpa salmiana H. Rolle, 1892 - syn of: Volutharpa perryi (J.C. Jay, 1856) - (BUCCINIDAE)
- salmiana, Pleurotomaria salmiana H. Rolle, 1899 - syn of: Mikadotrochus salmianus (H. Rolle, 1899) - (PLEUROTOMARIIDAE)
- salmianus, Mikadotrochus salmianus Anseeuw, 2016 - (PLEUROTOMARIIDAE)
- salmianus, Mikadotrochus salmianus (H. Rolle, 1899) - (PLEUROTOMARIIDAE)
- salmo, Cerithium salmo B. de Basterot, 1825 † - (CERITHIIDAE) (FOSSIL)
- salmo, Granolaria salmo (W. Wood, 1828) - (FASCIOLARIIDAE)
- salmo, Murex salmo W. Wood, 1828 - syn of: Granolaria salmo (W. Wood, 1828) - (MURICIDAE)
- salmo granosa, Granolaria salmo granosa (W.J. Broderip, 1832) - (FASCIOLARIIDAE)
- salmojraghii, Foetterleiceras salmojraghii (C.F. Parona, 1894 †) - (PHRICODOCERATIDAE) (FOSSIL)
- salmonacea, Aeolidia salmonacea J.P.Y. Couthouy, 1838 - syn of: Flabellina salmonacea (J.P.Y. Couthouy, 1838) - (AEOLIDIIDAE)
- salmonacea, Cavolinia salmonacea J.P.Y. Couthouy, 1838 - syn of: Flabellina salmonacea (J.P.Y. Couthouy, 1838) - (CAVOLINIIDAE)
- salmonacea, Flabellina salmonacea (J.P.Y. Couthouy, 1838) - (FLABELLINIDAE)
- salmonaceus, Helicodiscus salmonaceus H. Hemphill, 1890 - (HELICODISCIDAE)
- salmonea, Semicassis salmonea A.G. Beu, P. Bouchet & J. Tröndlé, 2012 - syn of: Semicassis bulla T. Habe, 1961 - (CASSIDAE)
- salmonea, Astyris salmonea (K.H. Barnard, 1963) - (COLUMBELLIDAE)
- salmonea, Ocenebra salmonea J.C. Melvill & R. Standen, 1899 - syn of: Favartia maculata (L.A. Reeve, 1845) - (MURICIDAE)
- salmonea, Anodontites salmonea W.B. Marshall, 1915 - syn of: Anodontites trapesialis (J.B.P.A. Lamarck, 1818) - (MYCETOPODIDAE)
- salmonea, Halodakra salmonea P.P. Carpenter, 1864 - syn of: Neolepton salmoneum (P.P. Carpenter, 1864) - (NEOLEPTONIDAE)
- salmonea, Moerella salmonea (Carpenter, 1864 †) - (TELLINIDAE) (FOSSIL)
- salmonea, Tellina salmonea L.A. Reeve, 1854 - syn of: Pseudocadella nuculoides (L.A. Reeve, 1854) - (TELLINIDAE)
- salmonea, Anodonta salmonea G.B. Sowerby, 1867 - syn of: Anodonta grandis T. Say, 1829 - (UNIONIDAE)
- salmonea, Psephis salmonea P.P. Carpenter, 1864 - syn of: Neolepton salmoneum (P.P. Carpenter, 1864) - (VENERIDAE)
- salmonensis, Mya salmonensis Clark, 1932 † - (MYIDAE) (FOSSIL)
- salmoneum, Costellaria salmoneum (G.B. II Sowerby, 1834) - (COSTELLARIIDAE)
- salmoneum, Neolepton salmoneum (P.P. Carpenter, 1864) - (NEOLEPTONIDAE)
- salmoneum, Stohleria salmoneum (P.P. Carpenter, 1864) - syn of: Neolepton salmoneum (P.P. Carpenter, 1864) - (NEOLEPTONIDAE)
- salmoneus, Margarites salmoneus (P.P. Carpenter, 1864) - (MARGARITIDAE)
- salmoneus, Ocenebra salmoneus J.C. Melvill & R. Standen, 1899 - syn of: Favartia maculata (L.A. Reeve, 1845) - (MURICIDAE)
- salmonia, Anodonta salmonia I. Lea, 1838 - syn of: Anodonta grandis T. Say, 1829 - (UNIONIDAE)
- salmonis, Beddomeia salmonis W.F. Ponder & K.B. Clark, 1993 - (HYDROBIIDAE)
- salmuriensis, Kamerunoceras salmuriensis (Courtiller, 1867 †) - (ACANTHOCERATIDAE) (FOSSIL)
- salmurina, Ponentina salmurina G. Servain, 1880 - syn of: Ponentina subvirescens (J.C. Bellamy, 1839) - (HYGROMIIDAE)
- salnikovi, Penitella salnikovi L.S. Zhidkova, 1994 † - syn of: Penitella penita (T.A. Conrad, 1837) - (PHOLADIDAE) (FOSSIL)
- salobrensis, Cyclodontina salobrensis G.A. Solem, 1956 - (ODONTOSTOMIDAE)
- salobris, Egeta salobris (Ihering 1907) † - (CYRENIDAE) (FOSSIL)
- Saloceras, Genus Saloceras Evans , 2005 (EOTHINOCERATIDAE) (FOSSIL)
- saloi, Sioliella saloi Wesselingh, 2006 † - (COCHLIOPIDAE) (FOSSIL)
- salomacensis, Cancellaria barjonae salomacensis Da Costa, 1867 † - (CANCELLARIIDAE) (FOSSIL)
- salomacensis, Atilia salomacensis M.A. Peyrot, 1924 † - (COLUMBELLIDAE) (FOSSIL)
- salomacensis, Fusinus salomacensis M.A. Peyrot, 1925 † - (FASCIOLARIIDAE) (FOSSIL)
- salomacensis, Mitra salomacensis C. Mayer, 1891 † - (MITRIDAE) (FOSSIL)
- salomacensis, Terebra salomacensis M.A. Peyrot, 1932 † - (TEREBRIDAE) (FOSSIL)
- salomacensis heteroclita, Mitra salomacensis heteroclita M.A. Peyrot, 1930 † - (MITRIDAE) (FOSSIL)
- salomonense, Loxonema salomonense C. Gemmellaro, 1889 † - (LOXONEMATIDAE) (FOSSIL)
- salomonensis, Arca salomonensis C. Gemmellaro, 1896 † - (ARCIDAE) (FOSSIL)
- salomonensis, Endolobus salomonensis C. Gemmellaro, 1889 † - syn of: Liroceras salomonensis (C. Gemmellaro, 1889 †) - (KONINCKIOCERATIDAE) (FOSSIL)
- salomonensis, Liroceras salomonensis (C. Gemmellaro, 1889 †) - (LIROCERATIDAE) (FOSSIL)
- salomonensis, Murex salomonensis M. Parth, 1994 - (MURICIDAE)
- salomonensis, Pleurotomaria salomonensis C. Gemmellaro, 1889 † - (PLEUROTOMARIIDAE) (FOSSIL)
- salomonensis, Turbonilla salomonensis A. Peñas & E. Rolán, 2010 - (PYRAMIDELLIDAE)
- salomoni, Cochlostoma salomoni (Geyer, 1914) † - (COCHLOSTOMATIDAE) (FOSSIL)
- salomoni, Actinoceramus salomoni (A.V.M.D. D'Orbigny, 1850 †) - (INOCERAMIDAE) (FOSSIL)
- salomoni, Trachybembix salomoni Böhm, 1895 † - (STUORELLIDAE) (FOSSIL)
- salomonia, Simpulopsis salomonia L. Pfeiffer, 1853 - (SIMPULOPSIDAE)
- salomonia, Vitrina salomonia L. Pfeiffer, 1853 - syn of: Simpulopsis rufovirens S. Moricand, 1846 - (VITRINIDAE)
- salomoniana, Nerinea salomoniana Cotteau, 1857 † - (NERINEIDAE) (FOSSIL)
- salomonica, Helix salomonica G. Nägele, 1899 - (HELICIDAE)
- salomonii, Xenodiscus salomonii Diener, 1913 † - syn of: Glyptophiceras sinuatum (L. Waagen, 1895 †) - (MEEKOCERATIDAE) (FOSSIL)
- salomonis, Santacharis salomonis (L. Pfeiffer, 1853) - (BOTHRIEMBRYONTIDAE)
- salomonis, Bulimus salomonis L. Pfeiffer, 1853 - syn of: Santacharis salomonis (L. Pfeiffer, 1853) - (BULIMULIDAE)
- salomonis, Melanopsis salomonis J.R. Bourguignat, 1884 - (MELANOPSIDAE)
- salomonis, Partula salomonis L. Pfeiffer, 1853 - syn of: Santacharis salomonis (L. Pfeiffer, 1853) - (PARTULIDAE)
- salomonis, Melania salomonis (L. Pfeiffer, 1842) - (THIARIDAE)
- salonikensis, Pseudobithynia salonikensis P. Glöer & W.J.M. Maassen, 2009 - (BITHYNIIDAE)
- Salopiella, Genus Salopiella Cobbold, 1921 (COLEOLIDAE) (FOSSIL)
- salopiense, Eunema salopiense Pitcher, 1939 † - (LOPHOSPIRIDAE) (FOSSIL)
- salopiensis, Temnodiscus salopiensis Reed, 1921 † - (TROPIDODISCIDAE) (FOSSIL)
- salpidomon, Plectostoma salpidomon (W.S.S. Van Benthem-Jutting, 1952) - (DIPLOMMATINIDAE)
- Salpingoma, Subgenus Pupisoma (Salpingoma) F. Haas, 1937 (VERTIGINIDAE)
- Salpingophorus, syn of: Genus Cyclophorus P.D. Montfort, 1810 (CYCLOPHORIDAE)
- Salpingostoma, Genus Salpingostoma Roemer, 1876 (BUCANIIDAE) (FOSSIL)
- SALPINGOTEUTHIDIDAE Doyle, 1992 - Family (CEPHALOPODA-COLEOIDEA [Subclass]-BELEMNITIDA [Order]) (FOSSIL)
- Salpingoteuthis, Genus Salpingoteuthis Oppel, 1856 (SALPINGOTEUTHIDIDAE) (FOSSIL)
- salpinx, Megalomphala salpinx E.F.R.K. Koken, 1897 † - (BUCANIIDAE) (FOSSIL)
- salpinx, Clypeostoma salpinx (K.H. Barnard, 1964) - (CHILODONTIDAE)
- salpinx, Fissidentalium salpinx J.R. le B. Tomlin, 1931 - (DENTALIIDAE)
- salpinx, Dentalium salpinx J.R. le B. Tomlin, 1931 - (DENTALIIDAE)
- salpinx, Gyliotrachela salpinx W.S.S. Van Benthem-Jutting, 1949 - (HYPSELOSTOMATIDAE)
- salpinx, Boysidia salpinx F.G. Thompson & S.P. Dance, 1983 - (HYPSELOSTOMATIDAE)
- salpinx, Gulella salpinx D.G. Herbert, 2002 - (STREPTAXIDAE)
- salpinx, Apertaxis salpinx F.G. Thompson & E.L. Mihalcik, 2011 - (UROCOPTIDAE)
- salpinx, Cylindrella salpinx H.B. Tristram, 1861 - syn of: Brachypodella morini salpinx (H.B. Tristram, 1861) - (UROCOPTIDAE)
- salpinx, Brachypodella morini salpinx (H.B. Tristram, 1861) - (UROCOPTIDAE)
- Salpocola, Genus Salpocola C.F. Lόtzen, S. Kosuge & A. Jespersen, 2008 (LASAEIDAE)
- salreiensis, Africonus salreiensis (E. Rolán, 1980) - (CONIDAE)
- salrivale, Nemocardium salrivale † - (CARDIIDAE) (FOSSIL)
- salsa, Spurwinkia salsa (H.A. Pilsbry, 1905) - (COCHLIOPIDAE)
- salsa, Eulima salsa (P. Bartsch, 1926) - (EULIMIDAE)
- salsa, Hydrobia salsa H.A. Pilsbry, 1905 - syn of: Spurwinkia salsa (H.A. Pilsbry, 1905) - (HYDROBIIDAE)
- salsa, Nelltia salsa Saul, 1973 † - (TELLINIDAE) (FOSSIL)
- salsettensis, Thracia salsettensis (J.C. Melvill, 1893) - (THRACIIDAE)
- Salsipotens, syn of: Genus Fautor T. Iredale, 1924 (CALLIOSTOMATIDAE)
- salsipotens, Pleurotoma salsipotens A. de Rochebrune, 1883 - (TURRIDAE)
- salsola, Lamelliconcha salsola W.H. Dall, 1895 † - syn of: Lamelliconcha hillii (W.H. Dall, 1895 †) - (VENERIDAE) (FOSSIL)
- saltantis, Siphonochelus saltantis (R. Houart, 1991) - (MURICIDAE)
- saltantis, Laevityphis saltantis R. Houart, 1991 - syn of: Siphonochelus saltantis (R. Houart, 1991) - (MURICIDAE)
- saltata, Strigatella saltata W.H. Pease, 1865 - syn of: Strigatella typha L.A. Reeve, 1845 - (MITRIDAE)
- saltata, Pteria saltata T. Iredale, 1931 - syn of: Pteria lata Gray, 1845 - (PTERIIDAE)
- saltator, Aplysia saltator E. Forbes, 1844 - syn of: Notarchus punctatus R.A. Philippi, 1836 - (APLYSIIDAE)
- saltator, Nucula saltator (T. Iredale, 1939) - (NUCULIDAE)
- Saltatricula, syn of: Genus Badepigrus T. Iredale, 1955 (ANABATHRIDAE)
- Saltatrix, syn of: Genus Badepigrus T. Iredale, 1955 (ANABATHRIDAE)
- saltatrix, Chicoreus saltatrix J.T. Kuroda, 1964 - syn of: Chicoreus rossiteri (J.C.H. Crosse, 1872) - (MURICIDAE)
- saltatrix, Heteroglypta saltatrix T. Iredale, 1929 - syn of: Heteroglypta contraria (G.P. Deshayes in L. Maillard, 1863) - (PSAMMOBIIDAE)
- saltensis, Gyraulus saltensis J. Germain, 1922 - (PLANORBIDAE)
- salteri, Arcestes salteri Mojsisovics, 1875 † - syn of: Joannites klipsteini (Mojsisovics, 1875 †) - (ARCESTIDAE) (FOSSIL)
- salteri, Canariella salteri G.P.L.K. Gude, 1911 - syn of: Canariella hispidula (J.B.P.A. Lamarck, 1822) - (CANARIELLIDAE)
- salteri, Joannites salteri (Mojsisovics, 1875 †) - (JOANNITIDAE) (FOSSIL)
- salteri, Gyronema salteri Haswell, 1865 † - syn of: Hecetastoma salteri (Haswell, 1865 †) - (LOPHOSPIRIDAE) (FOSSIL)
- salteri, Maclurites salteri Longst, 1924 † - (MACLURITIDAE) (FOSSIL)
- salteri, Thaumastus salteri G.B. Sowerby, 1890 - (MEGASPIRIDAE)
- salteri, Cyrtostropha salteri (Ulrich & Scofield, 1897 †) - (MURCHISONIIDAE) (FOSSIL)
- salteri, Lecanospira salteri Ulrich & al., 1931 † - (OPHILETIDAE) (FOSSIL)
- salteri, Hecetastoma salteri (Haswell, 1865 †) - (ORIOSTOMATIDAE) (FOSSIL)
- salteri, Orthonema salteri (F.B. Meek & A.H. Worthen, 1860 †) - (ORTHONEMATIDAE) (FOSSIL)
- salteri, Plectonotus salteri A.H. Clarke, 1899 † - (PLECTONOTIDAE) (FOSSIL)
- salteri, Schizodus salteri Etheridge † - (SCHIZODIDAE) (FOSSIL)
- salteri, Globonema salteri Ulrich & Scofield, 1897 † - syn of: Globonema niota (J.W. Hall, 1861 †) - (TROCHONEMATIDAE) (FOSSIL)
- salteri canadensis, Cyrtostropha salteri canadensis (Ulrich & Scofield, 1897 †) - (MURCHISONIIDAE) (FOSSIL)
- salteri maximus, Thaumastus salteri maximus W.K. Weyrauch, 1967 - (MEGASPIRIDAE)
- salteri nitida, Cyrtostropha salteri nitida (Ulrich & Scofield, 1897 †) - (MURCHISONIIDAE) (FOSSIL)
- salteri ottawaensis, Cyrtostropha salteri ottawaensis Wilson, 1951 † - (MURCHISONIIDAE) (FOSSIL)
- salteri tennesseensis, Cyrtostropha salteri tennesseensis (Ulrich & Scofield, 1897 †) - (MURCHISONIIDAE) (FOSSIL)
- Saltericeras, Genus Saltericeras (AMMONOIDEA (UNASSIGNED)) (FOSSIL)
- Salterites, Genus Salterites Diener, 1905 (CERATITIDAE) (FOSSIL)
- Salterospira, Genus Salterospira Batten , 1966 (GOSSELETINIDAE) (FOSSIL)
- saltillensis, Amnicola saltillensis T.H. Aldrich, 1911 † - (AMNICOLIDAE) (FOSSIL)
- saltillensis, Potamides saltillensis T.H. Aldrich, 1911 † - (POTAMIDIDAE) (FOSSIL)
- saltillensis, Coelostemma saltillensis H.A. Pilsbry, 1953 - (UROCOPTIDAE)
- Saltira, Genus Saltira L.N. Marincovich, 1973 (COLUMBELLIDAE)
- Saltocuna, Genus Saltocuna T. Iredale, 1936 (CONDYLOCARDIIDAE)
- saltoensis, Barycypraea saltoensis Clark & J.W. Durham, 1946 † - (CYPRAEIDAE) (FOSSIL)
- saltoensis, Turritella saltoensis Clark & J.W. Durham, 1946 † - (TURRITELLIDAE) (FOSSIL)
- saltonensis, Chedevillia saltonensis R.L. Squires & Advocate, 1986 † - (ROSTELLARIIDAE) (FOSSIL)
- saltriensis, Asteroceras saltriensis (C.F. Parona, 1896 †) - (ARIETITIDAE) (FOSSIL)
- saltrouense, Chondropomium gimbiense saltrouense P. Bartsch, 1946 - (POMATIIDAE)
- saltuensis, Baleopsina circassica saltuensis (O.W. Von Rosen, 1914) - (CLAUSILIIDAE)
- saltus, Chondrina saltus P. Fagot, 1888 - syn of: Chondrina ascendens C.A. Westerlund, 1878 - (CHONDRINIDAE)
- saltus, Turbo saltus A.A. Olsson, 1922 † - (TURBINIDAE) (FOSSIL)
- saltzmanni, Conus saltzmanni G. Raybaudi Massilia & E. Rolán, 1997 - syn of: Phasmoconus salzmanni G. Raybaudi Massilia & E. Rolán, 1997 - (CONIDAE)
- saludensis, Gastrodonta saludensis J.P.E. Morrison, 1937 - (GASTRODONTIDAE)
- saludensis, Helicodiscus saludensis J.P.E. Morrison, 1937 - (HELICODISCIDAE)
- salurnensis, Truncatellina salurnensis O.W.H. Reinhardt, 1877 - syn of: Truncatellina claustralis (P.V. Gredler, 1856) - (VERTIGINIDAE)
- salustii, Opisthosiphon salustii C. de la Torre & J. Henderson, 1920 - (POMATIIDAE)
- salutaris, Zafra salutaris (J.C. Melvill, 1910) - (COLUMBELLIDAE)
- salutensis, Phyllonotus salutensis B. Garrigues & Lamy, 2016 - (MURICIDAE)
- salutii, Octopus salutii J.B. Vérany, 1836 - (OCTOPODIDAE)
- saluzzii, Octopus saluzzii A. Naef, 1923 - syn of: Octopus salutii J.B. Vérany, 1836 - (OCTOPODIDAE)
- salva, Mitra salva H. Turner, 2001 - (MITRIDAE)
- salvadorensis, Lepidochitona salvadorensis C.I. García-Ríos, 2006 - (LEPIDOCHITONIDAE)
- salvadori, Melanella salvadori Z.J.A. De Castellanos, E. Rolán & S. Bartolotta, 1987 - (EULIMIDAE)
- salvadori, Brightia salvadori C.F. Parona & Bonarelli, 1895 † - (OPPELIIDAE) (FOSSIL)
- salvadori, Potomida salvadori C.A. Westerlund, 1892 - syn of: Potomida littoralis umbonata E.A. Rossmässler, 1844 - (UNIONIDAE)
- salvadorica, Clathrodrillia salvadorica (L.G. Hertlein & A.M. Strong, 1951) - (DRILLIIDAE)
- salvadorica, Elaeocyma salvadorica L.G. Hertlein & A.M. Strong, 1951 - syn of: Clathrodrillia salvadorica (L.G. Hertlein & A.M. Strong, 1951) - (DRILLIIDAE)
- salvadorica, Drillia salvadorica L.G. Hertlein & A.M. Strong, 1951 - syn of: Clathrodrillia salvadorica (L.G. Hertlein & A.M. Strong, 1951) - (DRILLIIDAE)
- salvadoricus, Lioberus salvadoricus (L.G. Hertlein & A.M. Strong, 1946) - (MYTILIDAE)
- salvanae, Amandana salvanae (P. Fagot, 1886) - (HYGROMIIDAE)
- salvania, Teinostoma salvania W.H. Dall, 1919 - syn of: Vitrinella eshnaurae P. Bartsch, 1907 - (TORNIDAE)
- salvannae, Candidula salvannae P. Fagot, 1886 - syn of: Amandana salvanae (P. Fagot, 1886) - (HYGROMIIDAE)
- salvati, Joculator salvati M. Jay & J. Drivas, 2002 - (CERITHIOPSIDAE)
- salvati, Favartia salvati R. Houart & J. Tröndlé, 2008 - (MURICIDAE)
- salvati, Tropidophora salvati E. Fischer-Piette & J. Bedoucha, 1965 - (POMATIIDAE)
- salvatiana, Fissurella salvatiana J.M.J. Christiaens, 1974 - (FISSURELLIDAE)
- salvatori, Cerion salvatori C. de la Torre in H.A. Pilsbry, 1927 - (CERIONIDAE)
- salvatori, Stylomenia salvatori G.F. Pruvot, 1899 - (DONDERSIIDAE)
- salvatori striatissimum, Cerion salvatori striatissimum C.G. Aguayo & M.L. Jaume, 1953 - (CERIONIDAE)
- salvatoris, Calliostoma salvatoris C. Gemmellaro, 1911 † - (CALLIOSTOMATIDAE) (FOSSIL)
- salvatoris, Asthenocoptis salvatoris C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- salve, Mathilda salve K.H. Barnard, 1963 - (MATHILDIDAE)
- salvia, Callocardia salvia A.A. Olsson, 1928 † - (VENERIDAE) (FOSSIL)
- salviae, Helminthoglypta salviae B. Roth, 1987 - (HELMINTHOGLYPTIDAE)
- salviahispanica, Humboldtiana salviahispanica K. Mejia, E. Naranjo-Garcia & O.J. Polaco, 2006 - (HUMBOLDTIANIDAE)
- salvini, Helix salvini Thristram, 1863 - syn of: Strobilops salvini (H.B. Tristram, 1863) - (HELICIDAE)
- salvini, Helicina salvini H.B. Tristram, 1861 - syn of: Tristramia rostrata (P.M.A. Morelet, 1849) - (HELICINIDAE)
- salvini, Planorbis salvini S. Clessin, 1884 - syn of: Pierosoma wyldi (H.B. Tristram, 1861) - (PLANORBIDAE)
- salvini, Pseudosubulina salvini E.C. Von Martens, 1898 - (SPIRAXIDAE)
- salvini, Strobilops salvini (H.B. Tristram, 1863) - (STROBILOPSIDAE)
- salvini, Melania salvini H.B. Tristram, 1863 - syn of: Pachychilus largillierti (R.A. Philippi, 1843) - (THIARIDAE)
- Salvinia, Subgenus Canariella (Salvinia) M.R. Alonso, C.M. Ibαρez & C.E. Ponte-Lira, 2003 (CANARIELLIDAE)
- salviniplaweni, Chaetoderma salviniplaweni D. Ivanov, 1984 - (CHAETODERMATIDAE)
- salvus, Austropyrgus salvus A. Clark, W.B. Miller & W.F. Ponder, 2003 - (HYDROBIIDAE)
- salwenianus, Pseudodon salwenianus A.A. Gould, 1844 - (UNIONIDAE)
- salweyi, Cephalaspis salweyi Egerton, 1857 † - (CEPHALASPIDAE) (FOSSIL)
- salwini, Melania salwini A. Brot, 1874 - syn of: Pachychilus largillierti (R.A. Philippi, 1843) - (THIARIDAE)
- salzmanni, Amphidromus salzmanni Thach & F. Huber, 2017 - (CAMAENIDAE)
- salzmanni, Phasmoconus salzmanni G. Raybaudi Massilia & E. Rolán, 1997 - (CONIDAE)
- salzstettensis, Modiolus salzstettensis Hohenstein, 1913 † - (MYTILIDAE) (FOSSIL)
- sama, Cerion sama W.J. Clench & C.G. Aguayo - (CERIONIDAE)
- sama, Mitromorpha sama L.R.L. Simone & C.M. Cunha, 2012 - (MITROMORPHIDAE)
- Samacar, Genus Samacar T. Iredale, 1936 (ARCIDAE)
- samadiae, Zafrona samadiae K. Monsecour & D. Monsecour, 2016 - (COLUMBELLIDAE)
- samadiae, Alisimitra samadiae A.E. Fedosov, M. Herrmann & P. Bouchet, 2017 - (COSTELLARIIDAE)
- samadiae, Leptochiton samadiae J.D. Sigwart & B.I. Sirenko, 2012 - (LEPTOCHITONIDAE)
- samadiae, Conchatalos samadiae Houart & Héros, 2016 - (MURICIDAE)
- samadiae, Turbonilla samadiae A. Peñas & E. Rolán, 2010 - (PYRAMIDELLIDAE)
- samadiae, Trivellona samadiae D. Fehse, 2015 - (TRIVIIDAE)
- samaesarnensis, Aulacospira samaesarnensis P. Dumrongrojwattana, 2006 - (HYPSELOSTOMATIDAE)
- samana, Lucidella samana H.A. Pilsbry, 1928 - (HELICINIDAE)
- samanaensis, Bicorbula samanaensis Cox, 1930 † - (CORBULIDAE) (FOSSIL)
- samanaensis, Arginopsis samanaensis (Olsson 1929) † - (NOETIIDAE) (FOSSIL)
- samanaensis, Tibia samanaensis L.R. Cox, 1930 † - (ROSTELLARIIDAE) (FOSSIL)
- samanaensis, Lyria samanaensis Cox, 1930 † - (VOLUTIDAE) (FOSSIL)
- samanense, Telescopium samanense A.A. Olsson, 1928 † - (POTAMIDIDAE) (FOSSIL)
- samanensis, Lunarca samanensis Gray - syn of: Barbatia grayana R.W. Dunker, 1867 - (ARCIDAE)
- samanensis, Venericor samanensis (A.A. Olsson, 1928 †) - (CARDITIDAE) (FOSSIL)
- samanensis, Suturoglypta samanensis W.H. Dall, 1889 - syn of: Suturoglypta pretrii (P.L. Duclos, 1846) - (COLUMBELLIDAE)
- samanensis, Anachis samanensis W.H. Dall, 1889 - syn of: Suturoglypta pretrii (P.L. Duclos, 1846) - (COLUMBELLIDAE)
- samanensis, Neverita samanensis A.A. Olsson, 1928 † - (NATICIDAE) (FOSSIL)
- samanensis, Arginella samanensis (A.A. Olsson, 1929 †) - (NOETIIDAE) (FOSSIL)
- samanensis, Ostrea samanensis A.A. Olsson, 1928 † - (OSTREIDAE) (FOSSIL)
- samanensis, Abbottella samanensis P. Bartsch, 1946 - (POMATIIDAE)
- samanensis, Turritella samanensis A.A. Olsson, 1928 † - (TURRITELLIDAE) (FOSSIL)
- samanensis, Lamelliconcha samanensis A.A. Olsson, 1928 † - (VENERIDAE) (FOSSIL)
- samanica, Doliocassis samanica A.A. Olsson, 1928 † - (CASSIDAE) (FOSSIL)
- samanica, Pseudoliva parinasensis samanica A.A. Olsson, 1928 - (PSEUDOLIVIDAE)
- Samanicola, Genus Samanicola Watters, 2006 (POMATIIDAE)
- samanicum, Trigoniocardia samanicum A.A. Olsson, 1928 † - (CARDIIDAE) (FOSSIL)
- samar, Strombus samar L.W. Dillwyn, 1817 - syn of: Tridentarius dentatus (C. Linnaeus, 1758) - (STROMBIDAE)
- samar, Canarium samar L.W. Dillwyn, 1817 - syn of: Tridentarius dentatus (C. Linnaeus, 1758) - (STROMBIDAE)
- samaranga, Nassaria samaranga K. Martin, 1884 - (NASSARIIDAE)
- samarangae, Keenaea samarangae (J. Makiyama, 1934) - (CARDIIDAE)
- samarangana, Terebra samarangana Martin, 1884 † - (TEREBRIDAE) (FOSSIL)
- samaranganum, Bittium samaranganum Martin, 1884 † - (CERITHIIDAE) (FOSSIL)
- Samarangia, Genus Samarangia W.H. Dall, 1902 (VENERIDAE)
- samarangiae, Meiocardia samarangiae F.R. Bernard, Y.Y. Cai & F. Morton, 1993 - (GLOSSIDAE)
- samarangiae tetragona, Meiocardia samarangiae tetragona (A. Adams & L.A. Reeve, 1850) - (GLOSSIDAE)
- samarangue, Nesiohelix samarangue J.T. Kuroda & M. Miyanaga, 1943 - (BRADYBAENIDAE)
- samarense, Onchidium samarense C.G. Semper, 1885 - (ONCHIDIIDAE)
- samarensis, Calocochlia zonifera samarensis C.G. Semper - (BRADYBAENIDAE)
- samarensis, Ryssota otaheitana samarensis P. Bartsch, 1938 - (CHRONIDAE)
- samarensis, Natica samarensis C.A. Récluz, 1844 - syn of: Mammilla simiae (G.P. Deshayes, 1838) - (NATICIDAE)
- samarensis, Oliva tigridella samarensis C.W. Johnson, 1915 - (OLIVIDAE)
- samarensis, Canarium samarensis L.A. Reeve, 1851 - syn of: Tridentarius dentatus (C. Linnaeus, 1758) - (STROMBIDAE)
- samarensis, Strombus samarensis L.A. Reeve, 1851 - syn of: Tridentarius dentatus (C. Linnaeus, 1758) - (STROMBIDAE)
- samarensis, Trivellona samarensis (C.N. Cate, 1979) - (TRIVIIDAE)
- samariae, Cretica eburnea samariae H. Nordsieck, 2004 - (CLAUSILIIDAE)
- samariensis, Trivellona samariensis C.N. Cate, 1979 - syn of: Trivellona samarensis (C.N. Cate, 1979) - (TRIVIIDAE)
- Samarites, Genus Samarites Lyashenko, 1972 (TENTACULITA (UNASSIGNED)) (FOSSIL)
- samarkandensis, Anodonta samarkandensis W. Kobelt, 1913 - syn of: Anodonta cyrea H. Drouët, 1881 - (UNIONIDAE)
- samavensis, Pupoides samavensis A. Paladilhe, 1872 - syn of: Pupoides coenopictus (F.W. Hutton, 1834) - (PUPILLIDAE)
- samba, Tricornis samba W.J. Clench, 1937 - syn of: Lobatus gigas (C. Linnaeus, 1758) - (STROMBIDAE)
- sambaica, Trigoniocardia haitensis sambaica (C.J. Maury, 1917 †) - (CARDIIDAE) (FOSSIL)
- sambaicum, Trigoniocardia sambaicum C.J. Maury, 1917 † - (CARDIIDAE) (FOSSIL)
- sambasensis, Xenostrobus sambasensis (P. Dautzenberg, 1903) - (MYTILIDAE)
- sambasensis, Limnoperna sambasensis (P. Dautzenberg, 1903) - syn of: Xenostrobus sambasensis (P. Dautzenberg, 1903) - (MYTILIDAE)
- sambiranoensis, Tropidophora fuscula sambiranoensis E. Fischer-Piette, 1949 - (POMATIIDAE)
- samboanga, Chloraea samboanga (J.B. Hombron & C.H. Jacquinot, 1841) - (BRADYBAENIDAE)
- sambuci, Prososthenia sambuci D. Esu & O. Girotti, 2016 † - (HYDROBIIDAE) (FOSSIL)
- samecana, Bythinella samecana S. Clessin, 1911 - (BYTHINELLIDAE)
- samenoha, Ctenodonta samenoha Kobayashi, 1934 † - syn of: Palaeoconcha samenoha (Kobayashi, 1934 †) - (CTENODONTIDAE) (FOSSIL)
- samenoha, Palaeoconcha samenoha (Kobayashi, 1934 †) - (PRAENUCULIDAE) (FOSSIL)
- sameri, Diastoma sameri Abbass, 1967 † - (DIASTOMATIDAE) (FOSSIL)
- sameshimai, Acesta sameshimai K. Oyama & A. Mizuno, 1958 † - (LIMIDAE) (FOSSIL)
- samiae, Conus samiae A.J. Da Motta, 1982 - syn of: Asprella sulcata (C.H. Hwass in J.G. Bruguière, 1792) - (CONIDAE)
- samiae, Nassarius samiae H.H. Kool, 2006 - (NASSARIIDAE)
- samiensis, Albinaria schuchii samiensis T.C.M. Kemperman & E. Gittenberger, 1992 - (CLAUSILIIDAE)
- samier, Triton samier S.A.A. Petit De La Saussaye, 1852 - syn of: Monoplex trigonus (J.F. Gmelin, 1791) - (RANELLIDAE)
- Samiolus, Genus Samiolus Kiel & Taviani, 2017 ? (MYTILIDAE)
- samiri, Septifer samiri Abbass, 1962 † - (MYTILIDAE) (FOSSIL)
- samium, Deroceras samium W. Rähle, 1983 - (AGRIOLIMACIDAE)
- samius, Oxychilus samius E.C. Von Martens, 1889 - (OXYCHILIDAE)
- samius, Schistophallus samius (E.C. Von Martens, 1889) - (ZONITIDAE)
- Samla, syn of: Genus Flabellina W. Voigt, 1834 (FLABELLINIDAE)
- samnitica, Leucostigma candidescens samnitica (E.A. Rossmässler, 1842.) - (CLAUSILIIDAE)
- samnitum, Cernuella samnitum C.A. Westerlund, 1889 - syn of: Cernuella neglecta (J.P.R. Draparnaud, 1805) - (HYGROMIIDAE)
- samoaensis, Lyrodus samoaensis R.C. Miller, 1924 - syn of: Lyrodus pedicellatus (J.L.A. Quatrefages, 1849) - (TEREDINIDAE)
- samoaensis, Diloma samoaensis E. Schwabe & D.E. Barclay, 2003 - (TROCHIDAE)
- samoana, Pleuropoma samoana (A.J. Wagner, 1911) - (HELICINIDAE)
- Samoana, Subgenus Partula (Samoana) H.A. Pilsbry, 1909 (PARTULIDAE)
- samoana, Viriola samoana W.O. Cernohorsky, 1977 - syn of: Viriola abbotti (F. Baker & V.D.P. Spicer, 1935) - (TRIPHORIDAE)
- samoana, Vaginula samoana H.R. Simroth, 1918 - syn of: Sarasinula plebeia (H. Fischer, 1898) - (VERONICELLIDAE)
- samoensis, Erronea caurica samoensis F.Jr. Lorenz, 2002 - (CYPRAEIDAE)
- samoensis, Liardetia samoensis E.A. Liardet - (EUCONULIDAE)
- samoensis, Hemiliostraca samoensis (J.C.H. Crosse, 1867) - (EULIMIDAE)
- samoensis, Gastrocopta samoensis (A. Mousson, 1865) - (GASTROCOPTIDAE)
- samoensis, Perna samoensis W. Baird in G.A. Brenchley, 1873 - syn of: Isognomon perna (C. Linnaeus, 1767) - (MYTILIDAE)
- samoensis, Nerita samoensis R.W. Dunker, 1869 - syn of: Argonerita signata (J.B.P.A. Lamarck, 1822) - (NERITIDAE)
- samoensis, Isognomon samoensis W. Baird in G.A. Brenchley, 1873 - syn of: Isognomon perna (C. Linnaeus, 1767) - (PTERIIDAE)
- samoensis, Rissoina samoensis H.C. Weinkauff, 1881 - syn of: Stosicia abnormis (G. Nevill & H. Nevill, 1875) - (RISSOINIDAE)
- samoensis, Thiara samoensis L.A. Reeve - (THIARIDAE)
- samoensis, Clanculus samoensis C. Rousseau in J.B. Hombron & C.H. Jacquinot, 1877 - syn of: Clanculus denticulatus (J.E. Gray, 1827) - (TROCHIDAE)
- samontaensis, Oistoceras samontaensis Meister, 1986 † - (LIPAROCERATIDAE) (FOSSIL)
- sampsoni, Strophiops sampsoni C.J. Maynard & W.F. Clapp, 1920 - (CERIONIDAE)
- sampsoni, Euomphalus sampsoni Nettleroth, 1889 † - syn of: Lyrioceras sampsoni (Nettleroth, 1889 †) - (EUOMPHALIDAE) (FOSSIL)
- sampsoni, Lyrioceras sampsoni (Nettleroth, 1889 †) - (NEPHRITICERATIDAE) (FOSSIL)
- sampsoni, Menetus sampsoni C.M.F. Ancey, 1885 - (PLANORBIDAE)
- sampsoni, Daedalochila dorfeuilliana sampsoni A. Wetherby, 1881 - (POLYGYRIDAE)
- sampsoni, Psiloceras sampsoni Portlock, 1843 † - syn of: Psiloceras simpsoni (Portlock, 1843 †) - (PSILOCERATIDAE) (FOSSIL)
- sampsonii, Epioblasma sampsonii I. Lea, 1861 - (UNIONIDAE)
- samsunensis, Armenica laevicollis samsunensis H. Nordsieck, 1994 - (CLAUSILIIDAE)
- samsunensis, Helix samsunensis L. Pfeiffer, 1868 - syn of: Metatheba samsunensis (L. Pfeiffer, 1868) - (HELICIDAE)
- samsunensis, Metatheba samsunensis (L. Pfeiffer, 1868) - (HYGROMIIDAE)
- samsunensis, Kalitinaia crenimargo samsunensis (L. Pfeiffer, 1858) - (HYGROMIIDAE)
- samsunensis, Milax samsunensis L. Forcart, 1953 - syn of: Tandonia kaleniczenkoi S. Clessin, 1883 - (MILACIDAE)
- samsunensis, Oxychilus samsunensis O. von Retowski, 1889 - (OXYCHILIDAE)
- samsunensis perfrequens, Monacha samsunensis perfrequens P. Hesse, 1914 - syn of: Metatheba perfrequens (P. Hesse, 1914) - (HYGROMIIDAE)
- Samudra, Subgenus Buccinulum (Samudra) Beets, 1986 (BUCCINIDAE) (FOSSIL)
- samueli, Hypselodoris samueli G.M. Caballer & J.A. Ortea, 2012 - (CHROMODORIDIDAE)
- samuelis, Strigatella samuelis W.L.H. Dohrn, 1860 - syn of: Strigatella pellisserpentis astricta (L.A. Reeve, 1844) - (MITRIDAE)
- samui, Murex samui Sunderland, 2003 - syn of: Vokesimurex messorius (G.B. II Sowerby, 1841) - (MURICIDAE)
- samuiense, Rhiostoma samuiense J.R. le B. Tomlin, 1931 - (CYCLOPHORIDAE)
- samuili, Ohrigocea samuili S. Hadžišce, 1959 - (HYDROBIIDAE)
- samurai, Ipsa childreni samurai F.A. Schilder & M. Schilder, 1940 - (CYPRAEIDAE)
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