- saadense, Knemiceras saadense (Peron & A. Thomas, 1890 †) - (KNEMICERATIDAE) (FOSSIL)
- saavedra, Trigonia saavedra Stoyanow, 1949 † - (TRIGONIIDAE) (FOSSIL)
- saavedrae, Caecum saavedrae Beltran, 1965 - syn of: Caecum auriculatum L. de Folin, 1868 - (CAECIDAE)
- saavedrai, Pseudochama saavedrai L.G. Hertlein & A.M. Strong, 1946 - (CHAMIDAE)
- saavedrai, Clathrodrillia saavedrai W.P. Woodring, 1970 † - (DRILLIIDAE) (FOSSIL)
- saba, Cerithiopsis saba P. Bartsch, 1915 - syn of: Cerithiopsis nina P. Bartsch, 1915 - (CERITHIOPSIDAE)
- saba, Cardiomya saba J. Knudsen, 1982 - (CUSPIDARIIDAE)
- sabadiega, Odontoglaja sabadiega (J.A. Ortea, L. Moro & J. Espinosa, 1997) - (AGLAJIDAE)
- sabaensis, Lyria sabaensis P. Bail, 1993 - (VOLUTIDAE)
- Sabaeola, Genus Sabaeola W.A. Lindholm, 1925 (CLAUSILIIDAE)
- sabahensis, Erosaria sabahensis L.R. Cox, 1948 † - (CYPRAEIDAE) (FOSSIL)
- sabaica, Projenneria sabaica D. Fehse, 2007 † - (PEDICULARIIDAE) (FOSSIL)
- Sabaliceras, Genus Sabaliceras Yang & Yang, 1992 (PARAGASTRIOCERATIDAE) (FOSSIL)
- Sabalimax, Genus Sabalimax S. Tillier & P. Bouchet, 1988 (EUCONULIDAE)
- Sabanaea, syn of: Genus Cingula J. Fleming, 1818 (RISSOIDAE)
- Sabanea, syn of: Genus Rissoa M. Freminville in A.G. Desmarest, 1814 (RISSOIDAE)
- sabatasi, Berriasella sabatasi Le Hegarat, 1973 † - (NEOCOMITIDAE) (FOSSIL)
- Sabatia, Genus Sabatia L.M.D. Bellardi, 1877 (SCAPHANDRIDAE)
- Sabatina, syn of: Genus Sabatia L.M.D. Bellardi, 1877 (SCAPHANDRIDAE)
- sabattinae, Phestia sabattinae Pagani, 2004 † - (NUCULANIDAE) (FOSSIL)
- sabattinii, Euchondria sabattinii A.F. Gonzalez, 1974 † - (EUCHONDRIIDAE) (FOSSIL)
- sabattinii, Ptychomphalina sabattinii Taboada, 1997 † - (PTYCHOMPHALIDAE) (FOSSIL)
- sabauda, Turritella sabauda A. Risso, 1826 - syn of: Turritella communis A. Risso, 1826 - (TURRITELLIDAE)
- sabaudiana, Sabaudiella sabaudiana (Pictet & De Loriol, 1858 †) - (LEPTOCERATOIDIDAE) (FOSSIL)
- sabaudianus, Ancyloceras sabaudianus Pictet & De Loriol, 1858 † - syn of: Sabaudiella sabaudiana (Pictet & De Loriol, 1858 †) - (ANCYLOCERATIDAE) (FOSSIL)
- sabaudianus, Hamulinites sabaudianus Pictet & De Loriol, 1858 † - syn of: Sabaudiella sabaudiana (Pictet & De Loriol, 1858 †) - (LEPTOCERATOIDIDAE) (FOSSIL)
- Sabaudiella, Genus Sabaudiella Vasicek & Hoedemaeker, 2003 (LEPTOCERATOIDIDAE) (FOSSIL)
- sabaudina, Granaria sabaudina J.R. Bourguignat, 1864 - syn of: Granaria variabilis (J.P.R. Draparnaud, 1801) - (CHONDRINIDAE)
- sabaudina, Pyrostoma attenuata sabaudina (J.R. Bourguignat, 1877) - (CLAUSILIIDAE)
- sabaudina, Zebrina sabaudina J.R. Bourguignat, 1881 - syn of: Zebrina detrita (O.F. Müller, 1774) - (ENIDAE)
- sabaudina, Lauria sabaudina É.A.A. Locard, 1894 - syn of: Lauria cylindracea (E.M. Da Costa, 1778) - (LAURIIDAE)
- sabaudina, Ortizius sabaudina J.R. Bourguignat, 1894 - syn of: Ortizius navarricus (J.R. Bourguignat, 1870) - (OXYCHILIDAE)
- sabauriculata, Lima sabauriculata G. Montagu, 1808 - (LIMIDAE)
- Sabaziella, Genus Sabaziella Issel, 1922 (ANASPIDEA (UNASSIGNED)) (FOSSIL)
- sabbae, Bithynia sabbae Gozhik, 2002 † - (BITHYNIIDAE) (FOSSIL)
- Sabbaia, syn of: Genus Potomida W.J. Swainson, 1840 (UNIONIDAE)
- Sabbaiceras, Genus Sabbaiceras Avram & Gradinaru, 1993 (NEOCOMITIDAE) (FOSSIL)
- sabella, Conus sabella P.F. Röding, 1798 - syn of: Textilia stercusmuscarum (C. Linnaeus, 1758) - (CONIDAE)
- sabellii, Cryptospira sabellii T. Cossignani, 2006 - (MARGINELLIDAE)
- sabellii, Acanthodaphne sabellii A. Bonfitto & M. Morassi, 2006 - (RAPHITOMIDAE)
- sabellii, Lissomphalia sabellii C. Bogi & I. Nofroni, 1989 - syn of: Lissomphalia bithynoides (T.A. de M. Monterosato, 1880) - (SKENEIDAE)
- sabeti, Heligmotoma sabeti Abbass, 1967 † - (MELONGENIDAE) (FOSSIL)
- Sabia, Genus Sabia L.A. Reeve, 1842 (HIPPONICIDAE)
- sabina, Chelidonura sabina Er. Marcus & Ev. Marcus, 1970 - (AGLAJIDAE)
- sabina, Chondrina sabina C. De Stefani, 1883 - syn of: Chondrina avenacea (J.G. Bruguière, 1792) - (CHONDRINIDAE)
- sabina, Abderospira sabina K.V.W. Palmer, 1937 † - (CYLICHNIDAE) (FOSSIL)
- sabinae, Anadara sabinae (L.J. Morlet, 1889) - (ARCIDAE)
- sabinae, Alopia plumbea sabinae R. von Kimakowicz, 1928 - (CLAUSILIIDAE)
- sabinae, Alopia regalis sabinae R. Kimakowicz, 1928 - (CLAUSILIIDAE)
- sabinae, Bolma sabinae A. Alf & K. Kreipl, 2004 - (TURBINIDAE)
- sabinalense, Opisthosiphon sabinalense M.I. Sánchez Roig, 1949 - (POMATIIDAE)
- sabinalensis, Volvarina sabinalensis J. Espinosa, J.A. Ortea & L. Moro, 2010 - (MARGINELLIDAE)
- Sabinea, Subgenus Hydrobia (Sabinea) G.B. Sowerby, 1842 (HYDROBIIDAE)
- Sabinella, Genus Sabinella T.A. de M. Monterosato, 1890 (EULIMIDAE)
- sabinensis, Tucetona sabinensis (G.F. Harris, 1919 †) - (GLYCYMERIDIDAE) (FOSSIL)
- sabinensis, Melvilloceras sabinensis Nassichuk, 1975 † - (RETICULOCERATIDAE) (FOSSIL)
- sabini, Colus sabini (J.E. Gray, 1824) - (BUCCINIDAE)
- Sabinia, Genus Sabinia Parona, 1908 (HIPPURITIDA (UNASSIGNED)) (FOSSIL)
- sabiniana, Hemicycla sabiniana J.F. Mabille, 1883 - syn of: Hemicycla ethelema J.F. Mabille, 1882 - (HELICIDAE)
- sabinica, Pachecoa sabinica G.F. Harris, 1919 † - (NOETIIDAE) (FOSSIL)
- sabinoensis, Sonorella sabinoensis H.A. Pilsbry & J.H. Ferriss, 1919 - (HELMINTHOGLYPTIDAE)
- sabinoensis buehmanensis, Sonorella sabinoensis buehmanensis H.A. Pilsbry & J.H. Ferriss, 1906 - (HELMINTHOGLYPTIDAE)
- sabinoensis dispar, Sonorella sabinoensis dispar H.A. Pilsbry, 1939 - (HELMINTHOGLYPTIDAE)
- sabinoensis tucsonica, Sonorella sabinoensis tucsonica H.A. Pilsbry & J.H. Ferriss, 1923 - (HELMINTHOGLYPTIDAE)
- sabinola, Pterynotus sabinola K.V.W. Palmer, 1960 † - (MURICIDAE) (FOSSIL)
- sabita, Triphora sabita P. Bartsch, 1915 - (TRIPHORIDAE)
- Sablea, Genus Sablea Allen, 1970 (ARCHAEOGASTROPODA (UNASSIGNED)) (FOSSIL)
- sablei, Lunulazona sablei E.L. Yochelson & Dutro, 1963 † - (GOSSELETINIDAE) (FOSSIL)
- sablei, Grycia sablei (Imlay, 1961 †) - (HOPLITIDAE) (FOSSIL)
- sablensis, Amnicola sablensis H.A. Pilsbry, 1951 - (AMNICOLIDAE)
- sablensis, Argopecten irradians sablensis A.H. Clarke, 1965 - (PECTINIDAE)
- Sabliaria, syn of: Subgenus Campylaea (Dinarica) W. Kobelt, 1902 (HELICIDAE)
- sabljari, Helix sabljari J.R. Bourguignat, 1888 - syn of: Chilostoma pouzolzi (G.P. Deshayes, 1830 ) - (HELICIDAE)
- sabljari, Gyraulus sabljari (Š. Brusina, 1892 ) - (PLANORBIDAE)
- Sabljaria, syn of: Subgenus Campylaea (Dinarica) W. Kobelt, 1902 (HELICIDAE)
- sablyensis, Costidiscus nodosostriatum sablyensis Kuljinskaia-Voronetz, 1933 † - (MACROSCAPHITIDAE) (FOSSIL)
- sabolici, Melanopsis sabolici Š. Brusina, 1902 † - (MELANOPSIDAE) (FOSSIL)
- sabolotnense, Erbenoceras sabolotnense Yatskov, 1990 † - (MIMOSPHINCTIDAE) (FOSSIL)
- saboori, Persipyrgula saboori (P. Glöer & V.M. Pešic, 2009) - (HYDROBIIDAE)
- saboori, Pseudamnicola saboori P. Glöer & V.M. Pešic, 2009 - syn of: Persipyrgula saboori (P. Glöer & V.M. Pešic, 2009) - (HYDROBIIDAE)
- sabouraini, Coelastarte sabouraini A.E.M. Cossmann, 1900 † - (ASTARTIDAE) (FOSSIL)
- sabrii, Pseudamaura sabrii Abbass, 1967 † - (AMPULLINIDAE) (FOSSIL)
- sabrina, Nuculana sabrina D. Nicol, 1966 - syn of: Nuculana inaequisculpta (É. Lamy, 1906) - (NUCULANIDAE)
- sabrina, Daphnella sabrina J.C. Melvill, 1906 - (RAPHITOMIDAE)
- sabrina, Yoldiella sabrina (C. Hedley, 1916) - (YOLDIIDAE)
- sabrinae, Joculator sabrinae A. Cecalupo & I. Perugia, 2012 - (CERITHIOPSIDAE)
- Sabrinella, Genus Sabrinella Bandel, 1993 (SABRINELLIDAE) (FOSSIL)
- SABRINELLIDAE Bandel, 2010 - Family (GASTROPODA-VETIGASTROPODA [Subclass]-SEGUENZIOIDEA [Superfamily]) (FOSSIL)
- sabuletorum, Barbatia sabuletorum G.P. Deshayes, 1858 † - (ARCIDAE) (FOSSIL)
- sabuli, Doto sabuli J.A. Ortea, 2001 - (DOTIDAE)
- sabulicola, Flabellina sabulicola E. Cowan & D.R. Laur, 1978 - syn of: Flabellina iodinea (J.G. Cooper, 1863) - (FLABELLINIDAE)
- Sabulincola, syn of: Genus Microhedyle H. Hertling, 1930 (PARHEDYLIDAE)
- sabulivaga, Helicella sabulivaga J.F. Mabille, 1881 - syn of: Helicella itala (C. Linnaeus, 1758) - (HYGROMIIDAE)
- sabulosa, Platydoris sabulosa K.M. Dorgan, Á. Valdés & T.M. Gosliner, 2002 - (DISCODORIDIDAE)
- sabulosa, Thordisa sabulosa R.F. Burn, 1957 - syn of: Thordisa verrucosa (J.C.H. Crosse in G.F. Angas, 1864) - (DISCODORIDIDAE)
- sabulosa, Helix pomatia sabulosa J. Hazay, 1881 - (HELICIDAE)
- sabulosa, Trochoidea sabulosa B. Ziegler - syn of: Trochoidea pyramidata (J.P.R. Draparnaud, 1805) - (HYGROMIIDAE)
- sabulosa, Melanopsis liocephala sabulosa P.M. Pallary, 1936 - (MELANOPSIDAE)
- sabulosa, Oliva sericea sabulosa F.P. Marrat, 1868 - (OLIVIDAE)
- sabulosa, Evalea sabulosa (H.H. Suter, 1908) - (PYRAMIDELLIDAE)
- sabulosa, Tellina sabulosa L. Spengler, 1798 - syn of: Macoma calcarea (J.F. Gmelin, 1792) - (TELLINIDAE)
- sabulosa, Tellina sabulosa L. Spengler, 1798 - syn of: Macoma calcarea (J.F. Gmelin, 1792) - (TELLINIDAE)
- sabulosa, Lyria sabulosa A.A. Olsson, 1928 † - (VOLUTIDAE) (FOSSIL)
- sabulosus, Unio sabulosus F. Haas, 1910 - syn of: Unio arcuatus N.R. Bouchard-Chantereaux, 1838 - (UNIONIDAE)
- sabuloviridis, Eocypraea sabuloviridis (R.P. Whitfield, 1892 †) - (EOCYPRAEIDAE) (FOSSIL)
- sabulum, Pisinna sabulum (F.J. Cantraine, 1842) - (ANABATHRIDAE)
- sabulum, Pisinna sabulum R.B. Watson, 1873 - syn of: Pisinna glabrata (J.K. Megerle Von Mühlfeld, 1824) - (ANABATHRIDAE)
- sabulum, Rissoa sabulum F.J. Cantraine, 1842 - syn of: Pisinna glabrata (J.K. Megerle Von Mühlfeld, 1824) - (RISSOIDAE)
- saburon, Semicassis saburon (J.G. Bruguière, 1792) - (CASSIDAE)
- saburon, Phalium saburon J.G. Bruguière, 1792 - syn of: Semicassis saburon (J.G. Bruguière, 1792) - (CASSIDAE)
- saburon, Cassis saburon J.G. Bruguière, 1792 - syn of: Semicassis saburon (J.G. Bruguière, 1792) - (CASSIDAE)
- saburon crassa, Cassis saburon crassa P.M. Pallary, 1900 - syn of: Semicassis saburon (J.G. Bruguière, 1792) - (CASSIDAE)
- saburon evanescens, Semicassis saburon evanescens F. Settepassi, 1970 - syn of: Semicassis saburon (J.G. Bruguière, 1792) - (CASSIDAE)
- saburon inaequalis, Semicassis saburon inaequalis F. Settepassi, 1970 - syn of: Semicassis saburon (J.G. Bruguière, 1792) - (CASSIDAE)
- saburon minor, Cassis saburon minor P.M. Pallary, 1900 - syn of: Semicassis saburon (J.G. Bruguière, 1792) - (CASSIDAE)
- saburon multicostata, Semicassis saburon multicostata F. Settepassi, 1970 - syn of: Semicassis saburon (J.G. Bruguière, 1792) - (CASSIDAE)
- saburon senegalensis, Semicassis saburon senegalensis Unknown - (CASSIDAE)
- saburon varicosa, Semicassis saburon varicosa (J.G. Bruguière, 1792) - (CASSIDAE)
- saburoni, Cassis saburoni É.A.A. Locard, 1886 - syn of: Semicassis saburon (J.G. Bruguière, 1792) - (CASSIDAE)
- sacajawensis, Euphemites sacajawensis R.M. Branson, 1937 † - (EUPHEMITIDAE) (FOSSIL)
- saccaliana, Helix saccaliana A. Letourneux, 1886 - syn of: Chilostoma pouzolzi (G.P. Deshayes, 1830 ) - (HELICIDAE)
- Saccaroturris, Genus Saccaroturris (NEOGASTROPODA (UNASSIGNED)) (FOSSIL)
- saccata, Itala saccata H.C. Küster, 1848 - syn of: Charpentieria stenzii (E.A. Rossmässler, 1836) - (CLAUSILIIDAE)
- saccata, Auriculastra saccata (L. Pfeiffer, 1856) - (ELLOBIIDAE)
- saccata, Eulima saccata O. Böttger, 1893 - syn of: Parvioris inflexa (W.H. Pease, 1867) - (EULIMIDAE)
- saccata, Parvioris saccata O. Böttger, 1893 - syn of: Parvioris inflexa (W.H. Pease, 1867) - (EULIMIDAE)
- saccata, Pinna saccata C. Linnaeus, 1758 - (PINNIDAE)
- saccata, Pinna saccata W.H. Turton, 1932 - syn of: Malleus regula (P. Forsskål in C. Niebuhr, 1775) - (PINNIDAE)
- saccata, Stenothyra saccata W.S.S. Van Benthem-Jutting, 1963 - (STENOTHYRIDAE)
- saccata, Arthemis saccata A.A. Gould, 1851 - syn of: Cyclinella subquadrata (S.C.T. Hanley, 1844) - (VENERIDAE)
- saccata inusitata, Streptopinna saccata inusitata T. Iredale, 1927 - syn of: Pinna saccata C. Linnaeus, 1758 - (PINNIDAE)
- saccata similis, Pinna saccata similis W.H. Turton, 1932 - syn of: Malleus regula (P. Forsskål in C. Niebuhr, 1775) - (PINNIDAE)
- saccatibasis, Metazaptyx saccatibasis (H.A. Pilsbry, 1909) - (CLAUSILIIDAE)
- saccatus, Drymaeus saccatus L. Pfeiffer, 1855 - syn of: Drymaeus strigatus saccatus (L. Pfeiffer, 1855) - (BULIMULIDAE)
- saccatus, Drymaeus strigatus saccatus (L. Pfeiffer, 1855) - (BULIMULIDAE)
- saccatus, Subzebrinus baudoni saccatus (O.F. von Möllendorff, 1902) - (ENIDAE)
- saccatus, Unio saccatus E.A. Rossmässler, 1854 - syn of: Unio tumidus A. Retzius, 1788 - (UNIONIDAE)
- saccatus, Unio saccatus H.C. Küster, 1862 - syn of: Epioblasma florentina (I. Lea, 1857) - (UNIONIDAE)
- sacccata, Streptopinna sacccata C. Linnaeus, 1758 - syn of: Pinna saccata C. Linnaeus, 1758 - (PINNIDAE)
- sacccata similis, Pinna sacccata similis W.H. Turton, 1932 - syn of: Malleus regula (P. Forsskål in C. Niebuhr, 1775) - (PINNIDAE)
- Saccella, Subgenus Nuculana (Saccella) W.P. Woodring, 1925 (NUCULANIDAE)
- saccellus, Ostrea saccellus F. Dujardin, 1835 - syn of: Saccostrea cucullata (I. von Born, 1778) - (OSTREIDAE)
- saccellus, Unio saccellus H. Drouët & M.A. Chaper, 1892 - syn of: Contradens contradens (I. Lea, 1838) - (UNIONIDAE)
- saccharata, Discula saccharata L.A. Reeve, 1852 - syn of: Discula polymorpha (R.T. Lowe, 1831) - (HYGROMIIDAE)
- saccharimeta, Cerion incanum saccharimeta H.A. Pilsbry & E.G. Vanatta, 1899 - (CERIONIDAE)
- saccharina, Acmaea saccharina C. Linnaeus, 1758 - syn of: Patelloida saccharina (C. Linnaeus, 1758) - (ACMAEIDAE)
- saccharina, Patelloida saccharina (C. Linnaeus, 1758) - (LOTTIIDAE)
- saccharina, Tonicella saccharina W.H. Dall, 1878 - syn of: Juvenichiton saccharinus (W.H. Dall, 1878) - (MOPALIIDAE)
- saccharina, Patella saccharina H.A. Pilsbry, 1891 - syn of: Scutellastra chapmani (J.E. Tenison-Woods, 1875) - (PATELLIDAE)
- saccharina lanx, Patelloida saccharina lanx (L.A. Reeve, 1855) - (LOTTIIDAE)
- saccharina perplexa, Acmaea saccharina perplexa H.A. Pilsbry, 1891 - syn of: Scutellastra chapmani (J.E. Tenison-Woods, 1875) - (ACMAEIDAE)
- saccharina saccharinoides, Patelloida saccharina saccharinoides T. Habe & S. Kosuge, 1966 - syn of: Patelloida saccharinoides T. Habe & S. Kosuge, 1966 - (LOTTIIDAE)
- saccharinella, Chondrothyretes reticulata saccharinella (C. de la Torre & P. Bartsch, 1938) - (POMATIIDAE)
- saccharinoides, Patelloida saccharinoides T. Habe & S. Kosuge, 1966 - (LOTTIIDAE)
- saccharinum, Chondropometes saccharinum C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- saccharinum rubicollum, Chondropometes saccharinum rubicollum C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- saccharinus, Juvenichiton saccharinus (W.H. Dall, 1878) - (LEPIDOCHITONIDAE)
- saccharinus, Tomelasmus irroratus saccharinus C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- saccharinus albocinnamomeus, Juvenichiton saccharinus albocinnamomeus B.I. Sirenko, 1975 - syn of: Juvenichiton albocinnamomeus B.I. Sirenko, 1975 - (LEPIDOCHITONIDAE)
- Saccharoturris, Genus Saccharoturris W.P. Woodring, 1928 (MANGELIIDAE)
- sacchii, Hypselodoris sacchii S. Delle Chiaje, 1822 - syn of: Felimare picta (Schultz in R.A. Philippi, 1836) - (CHROMODORIDIDAE)
- sacchii, Theba sacchii (E. Gittenberger & T.E.J. Ripken, 1987) - (HELICIDAE)
- sacchii, Ichnusomunda sacchii F.L. Giusti & G. Manganelli, 1998 - (HYGROMIIDAE)
- Sacciconus, syn of: Genus Bemella Rozanov & al., 1969 (HELCIONELLIDAE) (FOSSIL)
- sacciformis, Halkieria sacciformis (Meshkova, 1969 †) - (HALKIERIIDAE) (FOSSIL)
- sacciformis, Sachites sacciformis Meshkova, 1969 † - syn of: Halkieria sacciformis (Meshkova, 1969 †) - (HALKIERIIDAE) (FOSSIL)
- saccoi, Renea saccoi Ciangherotti & Esu, 2005 † - (ACICULIDAE) (FOSSIL)
- saccoi, Borsonia saccoi W.H. Dall, 1908 - (BORSONIIDAE)
- saccoi, Septifer saccoi A.E.M. Cossmann & M.A. Peyrot † - (MYTILIDAE) (FOSSIL)
- Saccoia, Genus Saccoia Brusina, 1893 (HYDROBIIDAE) (FOSSIL)
- Saccoina, syn of: Genus Kejdonia C. Mifsud, 1999 (PYRAMIDELLIDAE)
- Saccoletitia, syn of: Genus Papuina E.C. Von Martens, 1860 (CAMAENIDAE)
- saccosericata, Solamen saccosericata T. Habe, 1951 - syn of: Solamen spectabilis (A. Adams, 1862) - (MYTILIDAE)
- saccostata, Costoanachis saccostata G.E. Radwin, 1968 † - (COLUMBELLIDAE) (FOSSIL)
- Saccostrea, Genus Saccostrea G.F. Dollfus & P. Dautzenberg, 1920 (OSTREIDAE)
- saccula, Leptachatina saccula W.D. Hartman, 1888 - (AMASTRIDAE)
- saccularia, Tellina saccularia A.A. Gould, 1861 - (TELLINIDAE)
- saccularina, Tellina saccularina A.A. Gould, 1861 - syn of: Tellina saccularia A.A. Gould, 1861 - (TELLINIDAE)
- sacculifer, Modiolus sacculifer (S.S. Berry, 1953) - (MYTILIDAE)
- Sacculosiphonaria, Subgenus Siphonaria (Sacculosiphonaria) B. Hubendick, 1945 (SIPHONARIIDAE)
- sacculum, Cheiloceras sacculum (C.L.F. von Sandberger, 1851 †) - (CHEILOCERATIDAE) (FOSSIL)
- sacculum complanatus, Cheiloceras sacculum complanatus Matern, 1931 † - syn of: Staffites complanatus Matern, 1931 † - (CHEILOCERATIDAE) (FOSSIL)
- sacculum longilobum, Cheiloceras sacculum longilobum Sobolew, 1914 † - syn of: Cheiloceras longilobum Sobolew, 1914 † - (CHEILOCERATIDAE) (FOSSIL)
- sacculum septatum, Cheiloceras sacculum septatum Termier, 1950 † - syn of: Nehdenites septatus (Termier, 1950 †) - (CHEILOCERATIDAE) (FOSSIL)
- sacculus, Cyrtogomphoceras sacculus Troedsson, 1929 † - (CYRTOGOMPHOCERATIDAE) (FOSSIL)
- sacculus, Eurydesma sacculus Morris, 1845 † - syn of: Eurydesma cordatum Morris, 1845 † - (EURYDESMATIDAE) (FOSSIL)
- sacculus, Rocellaria sacculus Bohm, 1926 † - (GASTROCHAENIDAE) (FOSSIL)
- sacculus, Pachydomus sacculus Morris, 1845 † - syn of: Eurydesma cordatum Morris, 1845 † - (MEGADESMIDAE) (FOSSIL)
- sacculus, Liebea sacculus Reed, 1944 † - (MYALINIDAE) (FOSSIL)
- sacculus, Unio sacculus L.A. Reeve, 1864 - syn of: Epioblasma florentina (I. Lea, 1857) - (UNIONIDAE)
- Sacculus, syn of: Genus Pseudosacculus Y. Hirase, 1928 (VELUTINIDAE)
- Sacella, syn of: Subgenus Nuculana (Saccella) W.P. Woodring, 1925 (NUCULANIDAE)
- sacellum, Ventrilia sacellum R.E. Petit, 1976 † - (CANCELLARIIDAE) (FOSSIL)
- sacellum, Indothais sacellum (J.F. Gmelin, 1791) - (MURICIDAE)
- sacellum, Cymia sacellum (Chemntiz, 1788 †) - (MURICIDAE) (FOSSIL)
- sacellum, Thaisella sacellum J.F. Gmelin, 1791 - syn of: Indothais sacellum (J.F. Gmelin, 1791) - (MURICIDAE)
- sacellum, Murex sacellum J.F. Gmelin, 1791 - syn of: Indothais sacellum (J.F. Gmelin, 1791) - (MURICIDAE)
- sacellum burrowsi, Cymia sacellum burrowsi R.B. Newton, 1905 - (MURICIDAE)
- sacellus, Trochus sacellus R.A. Philippi, 1854 - (TROCHIDAE)
- sacellus rota, Trochus sacellus rota R.W. Dunker, 1860 - (TROCHIDAE)
- sacerdos, Clavatula sacerdos (L.A. Reeve, 1845) - (CLAVATULIDAE)
- sacerdos, Pleurotoma sacerdos L.A. Reeve, 1845 - syn of: Clavatula sacerdos (L.A. Reeve, 1845) - (TURRIDAE)
- Sacerdosoceras, Genus Sacerdosoceras Evans , 2005 (EOTHINOCERATIDAE) (FOSSIL)
- sacerdotalis, Mitra sacerdotalis A. Adams, 1853 - (MITRIDAE)
- sacerdotalis, Crassispira sacerdotalis E. Rolán & F. Fernandes, 1993 - (PSEUDOMELATOMIDAE)
- Sachalinella, Subgenus Yoldia (Sachalinella) Savitskii, 1969 (YOLDIIDAE) (FOSSIL)
- sachalinense, Buccinum sachalinense M. Yokoyama, 1929 - syn of: Buccinum sakhalinense W.H. Dall, 1907 - (BUCCINIDAE)
- sachalinense, Ciliatocardium sachalinense (Khramova, 1962 †) - (CARDIIDAE) (FOSSIL)
- sachalinensis, Cucullaea sachalinensis A. Schmidt, 1873 † - syn of: Nanonavis sachalinensis (A. Schmidt, 1873 †) - (CUCULLAEIDAE) (FOSSIL)
- sachalinensis, Batissa sachalinensis M. Suzuki, 1943 - (CYRENIDAE)
- sachalinensis, Harpagodes sachalinensis (Yabe & T. Nagao, 1925 †) - (HARPAGODIDAE) (FOSSIL)
- sachalinensis, Akiyoshia sachalinensis F. Zatrawkin & V.V. Bogatov, 1988 - (HYDROBIIDAE)
- sachalinensis, Spisula sachalinensis (L. von Schrenck, 1862) - (MACTRIDAE)
- sachalinensis, Mactra sachalinensis L. von Schrenck, 1862 - syn of: Spisula sachalinensis (L. von Schrenck, 1862) - (MACTRIDAE)
- sachalinensis, Obesotoma sachalinensis I.P. Bogdanov, 1989 - (MANGELIIDAE)
- sachalinensis, Margaritana sachalinensis V.I. Zhadin, 1938 - syn of: Margaritifera laevis (F. Haas, 1910) - (MARGARITIFERIDAE)
- sachalinensis, Cryptomya sachalinensis Vladimirova & Lautenschläger, 1952 † - (MYIDAE) (FOSSIL)
- sachalinensis, Mya sachalinensis L. Krishtofovich, 1957 † - (MYIDAE) (FOSSIL)
- sachalinensis, Mytilus sachalinensis Simonova, 1941 † - (MYTILIDAE) (FOSSIL)
- sachalinensis, Nanonavis sachalinensis (A. Schmidt, 1873 †) - (PARALLELODONTIDAE) (FOSSIL)
- sachalinensis, Grammatodon sachalinensis A. Schmidt, 1873 † - syn of: Nanonavis sachalinensis (A. Schmidt, 1873 †) - (PARALLELODONTIDAE) (FOSSIL)
- sachalinensis, Liocyma sachalinensis Lautenschläger, 1968 † - syn of: Liocyma fluctuosa (A.A. Gould, 1841) - (VENERIDAE) (FOSSIL)
- sachalinensis brevis, Nanonavis sachalinensis brevis M. Ichikawa & K. Maeda, 1958 † - syn of: Nanonavis brevis M. Ichikawa & K. Maeda, 1958 † - (PARALLELODONTIDAE) (FOSSIL)
- sachalinensis colganae, Spisula sachalinensis colganae J.M. Healy & K.L. Lamprell, 1992 - syn of: Spisula trigonella (J.B.P.A. Lamarck, 1818) - (MACTRIDAE)
- sachalinensis conjunctiva, Spisula sachalinensis conjunctiva J.G. Jeffreys, 1864 - syn of: Spisula solida (C. Linnaeus, 1758) - (MACTRIDAE)
- sachalinensis imperialis, Mactra sachalinensis imperialis M. Yokoyama, 1922 - syn of: Spisula sachalinensis (L. von Schrenck, 1862) - (MACTRIDAE)
- sachalinica, Malletia sachalinica Popova, 1994 † - (MALLETIIDAE) (FOSSIL)
- sacheri, Nautilus sacheri Barrande, 1865 - syn of: Nautilus tyrannus Barrande, 1865 - (NAUTILIDAE)
- sachesei, Bostryx sachesei J.A. Albers, 1854 - syn of: Drymaeus sachsei J.A. Albers, 1854 - (BULIMULIDAE)
- sachi, Theba sachi E. Gittenberger & T.E.J. Ripken, 1987 - syn of: Theba sacchii (E. Gittenberger & T.E.J. Ripken, 1987) - (HELICIDAE)
- sachicaensis, Hemihoplites sachicaensis Kakabadze & Hoedemaeker, 2004 † - (HEMIHOPLITIDAE) (FOSSIL)
- Sachites, syn of: Genus Halkieria Poulsen, 1967 (HALKIERIIDAE) (FOSSIL)
- SACHITIDA (UNASSIGNED) - Family (DIPLACOPHORA-SACHITIDA [Order]) (FOSSIL)
- SACHITIDAE - syn of Family: HALKIERIIDAE (FOSSIL)
- sachsei, Drymaeus sachsei J.A. Albers, 1854 - (BULIMULIDAE)
- sachsenheimeri, Neptunea sachsenheimeri M. von Kimakowicz, 1896 - syn of: Pyrulofusus deformis (L.A. Reeve, 1847) - (BUCCINIDAE)
- sachsenhoferi, Gyraulus sachsenhoferi M. Harzhauser & al., 2012 † - (PLANORBIDAE) (FOSSIL)
- sachsi, Zenostephanus sachsi (Mesezhnikov, 1969 †) - (PERISPHINCTIDAE) (FOSSIL)
- sachsi, Craspedites sachsi Igolnikov, 2012 † - (POLYPTYCHITIDAE) (FOSSIL)
- Sachsibelus, Genus Sachsibelus Gustomesov, 1966 (BELEMNITIDA (UNASSIGNED)) (FOSSIL)
- SACOGLOSSA (UNASSIGNED) - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-SACOGLOSSA [Order]) (FOSSIL)
- sacra, Tylotiella sacra (L.A. Reeve, 1845 †) - (DRILLIIDAE) (FOSSIL)
- sacra, Brachytoma sacra L.A. Reeve, 1845 † - syn of: Tylotiella sacra (L.A. Reeve, 1845 †) - (PSEUDOMELATOMIDAE) (FOSSIL)
- sacramentica, Puzosigella sacramentica (Anderson, 1902 †) - (AMMONOIDEA (UNASSIGNED)) (FOSSIL)
- sacrata, Cerithidea mazatlanica sacrata A.A. Gould, 1849 - (POTAMIDIDAE)
- sacratum, Cerithium sacratum A.A. Gould, 1849 - syn of: Cerithidea mazatlanica sacrata A.A. Gould, 1849 - (CERITHIIDAE)
- Sactoceras, Genus Sactoceras Hyatt, 1884 (POLYDESMIIDAE) (FOSSIL)
- Sactorthoceras, Genus Sactorthoceras Kobayashi, 1934 (SACTORTHOCERATIDAE) (FOSSIL)
- SACTORTHOCERATIDAE Flower, 1946 - Family (CEPHALOPODA-ORTHOCERATOIDEA [Subclass]-DISSIDOCERIDA [Order]) (FOSSIL)
- sacya, Anagaudryceras sacya (E. Forbes, 1846 †) - (GAUDRYCERATIDAE) (FOSSIL)
- sacyi, Pisania sacyi A.E.M. Cossmann & M.A. Peyrot, 1923 † - (BUCCINIDAE) (FOSSIL)
- sacyi, Fasciolaria sacyi M.A. Peyrot, 1925 † - (FASCIOLARIIDAE) (FOSSIL)
- sacyi, Hydrobia sacyi A.E.M. Cossmann & M.A. Peyrot, 1918 † - (HYDROBIIDAE) (FOSSIL)
- sacyi, Melarhaphe sacyi (A.E.M. Cossmann & M.A. Peyrot, 1919 †) - (LITTORINIDAE) (FOSSIL)
- sacyi, Littorina sacyi A.E.M. Cossmann & M.A. Peyrot, 1919 † - syn of: Melarhaphe sacyi (A.E.M. Cossmann & M.A. Peyrot, 1919 †) - (LITTORINIDAE) (FOSSIL)
- sacyi, Taurasia sacyi A.E.M. Cossmann & M.A. Peyrot, 1923 † - (MURICIDAE) (FOSSIL)
- sacyi, Nassarius sacyi M.A. Peyrot, 1924 † - (NASSARIIDAE) (FOSSIL)
- sacyi, Natica sacyi A.E.M. Cossmann & M.A. Peyrot, 1921 † - (NATICIDAE) (FOSSIL)
- sacyi, Ostrea sacyi A.E.M. Cossmann & M.A. Peyrot, 1914 † - (OSTREIDAE) (FOSSIL)
- sacyi, Chlamys sacyi A.E.M. Cossmann & M.A. Peyrot, 1921 † - (PECTINIDAE) (FOSSIL)
- sacyi, Chrysallida sacyi (A.E.M. Cossmann & M.A. Peyrot, 1917 †) - (PYRAMIDELLIDAE) (FOSSIL)
- sacyi, Charonia sacyi A.E.M. Cossmann & M.A. Peyrot, 1923 † - (RANELLIDAE) (FOSSIL)
- sacyi, Alvania sacyi A.E.M. Cossmann, 1921 † - (RISSOIDAE) (FOSSIL)
- sacyi, Tellina sacyi A.E.M. Cossmann & M.A. Peyrot, 1910 † - (TELLINIDAE) (FOSSIL)
- sacyi, Diplodonta sacyi A.E.M. Cossmann & M.A. Peyrot, 1911 † - (UNGULINIDAE) (FOSSIL)
- sacyi, Chione sacyi A.E.M. Cossmann & M.A. Peyrot, 1910 † - (VENERIDAE) (FOSSIL)
- sacyi, Tapes sacyi A.E.M. Cossmann & M.A. Peyrot, 1910 † - (VENERIDAE) (FOSSIL)
- sacyi, Vermetus sacyi A.E.M. Cossmann & M.A. Peyrot, 1922 † - (VERMETIDAE) (FOSSIL)
- sadai, Pyrgulopsis sadai R. Hershler, 1998 - (HYDROBIIDAE)
- sadeghianae, Tellina sadeghianae (E.V. Coan & P.H. Valentich-Scott, 2010) - (TELLINIDAE)
- sadeghianae, Hertellina sadeghianae E.V. Coan & P.H. Valentich-Scott, 2010 - syn of: Tellina sadeghianae (E.V. Coan & P.H. Valentich-Scott, 2010) - (TELLINIDAE)
- sadeki, Eustrombus sadeki Abbass, 1967 † - (STROMBIDAE) (FOSSIL)
- sadharaensis, Indoculana sadharaensis Kanjilal & Singh 1981 † - (NUCULIDA (UNASSIGNED)) (FOSSIL)
- sadko, Admete sadko G.P. Gorbunov, 1946 - (CANCELLARIIDAE)
- sadleri, Viviparus sadleri M. von Neumayr, 1869 † - (VIVIPARIDAE) (FOSSIL)
- sadleriana, Josephinella sadleriana (E.A. Rossmässler, 1838) - (HELICIDAE)
- Sadleriana, Genus Sadleriana S. Clessin, 1887 (HYDROBIIDAE)
- sadleriana, Sadleriana sadleriana (G.R. von Frauenfeld, 1863) - (HYDROBIIDAE)
- sadleriana robici, Sadleriana sadleriana robici (S. Clessin, 1890) - syn of: Sadleriana robici (S. Clessin, 1890) - (HYDROBIIDAE)
- sadoense, Hemipoma sadoense (H.A. Pilsbry & Y. Hirase, 1903) - (HELICINIDAE)
- sadoense, Hemipoma sadoense A.J. Wagner, 1905 - syn of: Hemipoma hakodadiense (J.D.W. Hartmann, 1890) - (HELICINIDAE)
- sadoensis, Euhadra sadoensis (H.A. Pilsbry & Y. Hirase, 1903) - (BRADYBAENIDAE)
- sadoensis, Hemizaptyx stimpsoni sadoensis (H.A. Pilsbry, 1903) - (CLAUSILIIDAE)
- sadoensis, Cuspidaria sadoensis T.A. Okutani & K. Itô, 1983 - (CUSPIDARIIDAE)
- sadoensis, Japonia sadoensis H.A. Pilsbry & Y. Hirase, 1903 - syn of: Japonia gouldi sadoensis H.A. Pilsbry & Y. Hirase, 1903 - (CYCLOPHORIDAE)
- sadoensis, Chamalycaeus japonicus sadoensis H.A. Pilsbry & Y. Hirase, 1903 - (CYCLOPHORIDAE)
- sadoensis, Japonia gouldi sadoensis H.A. Pilsbry & Y. Hirase, 1903 - (CYCLOPHORIDAE)
- sadoensis, Chamalycaeus harimensis sadoensis H.A. Pilsbry & Y. Hirase, 1903 - (CYCLOPHORIDAE)
- sadoensis, Corbicula sadoensis H.A. Pilsbry, 1901 - syn of: Corbicula japonica T. Prime, 1864 - (CYRENIDAE)
- sadoensis, Dendrodoris sadoensis K. Baba, 1993 - (DENDRODORIDIDAE)
- sadoensis, Lichomolgus sadoensis T.H. Ho, 1980 - syn of: Septifer virgatus (A.F.A.H. Wiegmann, 1837) - (MYTILIDAE)
- sadoensis, Nuculana sadoensis T. Habe, 1961 - (NUCULANIDAE)
- sadoensis, Nuculana sadoensis M. Yokoyama, 1926 - syn of: Nuculana pernula (O.F. Müller, 1779) - (NUCULANIDAE)
- sadoensis, Antiplanes sadoensis M. Yokoyama, 1926 - syn of: Antiplanes sanctiioannis (E.A. Smith, 1875) - (PSEUDOMELATOMIDAE)
- sadoensis, Rissoa sadoensis Yokoyama, 1926 † - (RISSOIDAE) (FOSSIL)
- sadoensis, Alvania sadoensis (E.A. Smith, 1875) - (RISSOIDAE)
- sadoicus, Unio sadoicus J. Da Silva e Castro, 1885 - syn of: Unio arcuatus N.R. Bouchard-Chantereaux, 1838 - (UNIONIDAE)
- sadongense, Opisthostoma sadongense E.A. Smith, 1905 - (DIPLOMMATINIDAE)
- sadongensis, Alycaeus sadongensis E.A. Smith, 1895 - (CYCLOPHORIDAE)
- Saduniella, Genus Saduniella R.A.M. Brandt, 1970 (LITHOGLYPHIDAE)
- sadurnii, Nassa sadurnii Bot, 1972 - syn of: Nassarius wolffi (J. Knudsen, 1956) - (NASSARIIDAE)
- sadurnii, Nassarius sadurnii Bot, 1972 - syn of: Nassarius wolffi (J. Knudsen, 1956) - (NASSARIIDAE)
- saecularis, Fusiconus saecularis (J.C. Melvill, 1898) - (CONIDAE)
- saecularis, Bathyconus saecularis J.C. Melvill, 1898 - syn of: Fusiconus saecularis (J.C. Melvill, 1898) - (CONIDAE)
- saemanni, Astarte saemanni de Loriol, 1936 † - (ASTARTIDAE) (FOSSIL)
- saemanni, Discoceras saemanni A. Hyatt, 1894 † - (DISCOCERATIDAE) (FOSSIL)
- saemanni, Pholadomya saemanni Morris & Lycett † - (PHOLADOMYIDAE) (FOSSIL)
- saeniensis, Gibbula saeniensis C. Chirli & P. Micali, 2003 † - (TROCHIDAE) (FOSSIL)
- saeperobustior, Arinia saeperobustior J.J. Vermeulen, 1996 - (DIPLOMMATINIDAE)
- saeprusanus, Bulinus saeprusanus M. Paulucci, 1882 - syn of: Bulinus truncatus (J.V. Audouin, 1827) - (PLANORBIDAE)
- saepta, Cerithiopsis saepta (J. Marwick, 1931 †) - (CERITHIOPSIDAE) (FOSSIL)
- Saeronia, syn of: Genus Naesiotus J.A. Albers, 1850 (BULIMULIDAE)
- saeronius, Naesiotus saeronius W.H. Dall, 1917 - (BULIMULIDAE)
- saetiae, Cerion saetiae M.I. Sánchez Roig, 1948 - (CERIONIDAE)
- saetovaricosa, Babelomurex saetovaricosa A. D'Attilio & S. Kosuge, 1998 - (MURICIDAE)
- saetovaricosa, Favartia saetovaricosa D'Attilio & S. Kosuge, 1988 - syn of: Babelomurex saetovaricosa A. D'Attilio & S. Kosuge, 1998 - (MURICIDAE)
- saeva, Abida saeva C.A. Westerlund, 1887 - syn of: Abida pyrenaearia A. Michaud, 1831 - (CHONDRINIDAE)
- safadensis, Nanhaia safadensis S. Morris & N.J. Morris, 1983 - syn of: Psammosphaerica psammosphaerita F.P. Jousseaume, 1894 - (PSAMMOBIIDAE)
- safaedensis, Leptoconus safaedensis Eames, 1952 † - (CONIDAE) (FOSSIL)
- safagae, Coriocella safagae W. Wellens, 1999 - (VELUTINIDAE)
- safagaensis, Crassispira safagaensis R.N. Kilburn & H. Dekker, 2008 - (PSEUDOMELATOMIDAE)
- Saffordella, syn of: Subgenus Platyceras (Visitator) Perner, 1911 (PLATYCERATIDAE) (FOSSIL)
- saffordi, Heikea saffordi Isberg, 1934 † - (CYRTODONTIDAE) (FOSSIL)
- saffordi, Parafusus saffordi N.F. Sohl, 1964 † - (FASCIOLARIIDAE) (FOSSIL)
- saffordi, Lophospira saffordi Ulrich & Scofield, 1897 † - syn of: Paupospira oweni (Ulrich & Scofield, 1897 †) - (LOPHOSPIRIDAE) (FOSSIL)
- saffordi, Striarca saffordi (W.M. Gabb, 1860 †) - (NOETIIDAE) (FOSSIL)
- saffordi, Physa saffordi I. Lea, 1864 - syn of: Physella gyrina saffordi (I. Lea, 1864) - (PHYSIDAE)
- saffordi, Physella gyrina saffordi (I. Lea, 1864) - (PHYSIDAE)
- saffordi, Pterotheca saffordi J.W. Hall, 1861 † - (PTEROTHECIDAE) (FOSSIL)
- saffordi, Pleurotomella saffordi A.E. Verrill & S. Smith in A.E. Verrill, 1884 - syn of: Pleurotomella packardii A.E. Verrill, 1872 - (RAPHITOMIDAE)
- saffordi, Faberoceras saffordi Flower, 1946 † - (WESTONOCERATIDAE) (FOSSIL)
- Saffordia, Genus Saffordia Ulrich, 1894 (MODIOMORPHIDAE) (FOSSIL)
- Saffordoceras, Genus Saffordoceras Foerste & Teichert, 1930 (ACTINOCERATIDAE) (FOSSIL)
- safiana, Cymbula safiana (J.B.P.A. Lamarck, 1819) - (PATELLIDAE)
- safiana, Patella safiana J.B.P.A. Lamarck, 1819 - syn of: Cymbula safiana (J.B.P.A. Lamarck, 1819) - (PATELLIDAE)
- safiana elevata, Patella safiana elevata P.M. Pallary, 1900 - syn of: Cymbula safiana (J.B.P.A. Lamarck, 1819) - (PATELLIDAE)
- safiana guineensis, Cymbula safiana guineensis (J.F. Gmelin, 1791) - (PATELLIDAE)
- safracornia, Trapania safracornia S.J. Fahey, 2004 - (GONIODORIDIDAE)
- safraensis, Procolumbites safraensis Brühwiler & Bucher, 2012 † - (COLUMBITIDAE) (FOSSIL)
- Safraites, Genus Safraites Brόhwiler & Bucher, 2012 (GALFETTITIDAE) (FOSSIL)
- safriei, Everettia safriei T.S. Liew, M. Schilthuizen & J.J. Vermeulen, 2009 - (DYAKIIDAE)
- saga, Estellacar saga T. Iredale, 1939 - (NOETIIDAE)
- sagai, Hataiella sagai (T. Kotaka, 1951 †) - (TURRITELLIDAE) (FOSSIL)
- sagamiana, Anatoma sagamiana (T.A. Okutani, 1964) - (ANATOMIDAE)
- sagamiana, Thieleella sagamiana T.A. Okutani, 1964 - syn of: Anatoma sagamiana (T.A. Okutani, 1964) - (ANATOMIDAE)
- sagamiana, Aplysia sagamiana K. Baba, 1949 - (APLYSIIDAE)
- sagamiana, Riuguhdrillia sagamiana W.H. Dall, 1925 - syn of: Bathytoma engonia (R.B. Watson, 1881) - (BORSONIIDAE)
- sagamiana, Suavodrillia sagamiana W.H. Dall, 1925 - syn of: Bathytoma engonia (R.B. Watson, 1881) - (BORSONIIDAE)
- sagamiana, Cardiomya sagamiana T.A. Okutani & K. Sakurai, 1964 - syn of: Cardiomya tosaensis (J.T. Kuroda, 1948) - (CUSPIDARIIDAE)
- sagamiana, Balcis sagamiana (M. Yokoyama, 1920 †) - (EULIMIDAE) (FOSSIL)
- sagamiana, Paradrillia sagamiana T.A. Okutani, 1964 - (HORAICLAVIDAE)
- sagamiana, Oenopota sagamiana T.A. Okutani & K. Fujikura, 1992 - (MANGELIIDAE)
- sagamiana, Tambja sagamiana (K. Baba, 1955) - (POLYCERIDAE)
- sagamiana, Megastomia sagamiana (S. Nomura, 1937) - (PYRAMIDELLIDAE)
- sagamiana, Parthenina sagamiana (M. Yokoyama, 1922) - (PYRAMIDELLIDAE)
- sagamiana, Pselliogyra sagamiana M. Yokoyama, 1922 - syn of: Parthenina sagamiana (M. Yokoyama, 1922) - (PYRAMIDELLIDAE)
- sagamianum, Buccinum sagamianum T.A. Okutani, 1977 - (BUCCINIDAE)
- sagamianum, Calliostoma sagamianum M. Yokoyama, 1920 - syn of: Tristichotrochus consors (C.E. Lischke, 1872) - (CALLIOSTOMATIDAE)
- sagamianus, Dermatobranchus sagamianus K. Baba, 1949 - (ARMINIDAE)
- Sagamicadulus, Genus Sagamicadulus K. Sakurai & T. Shimazu, 1963 (GADILIDAE)
- sagamicus, Acanthochitona sagamicus J.R.M. Bergenhayn, 1933 - syn of: Acanthochitona achates (A.A. Gould, 1859) - (ACANTHOCHITONIDAE)
- sagamiense, Costellaria sagamiense J.T. Kuroda & T. Habe, 1971 - syn of: Vexillum castum (H. Adams, 1872) - (COSTELLARIIDAE)
- sagamiense, Epitonium sagamiense H.A. Pilsbry, 1911 - syn of: Epitonium eusculptum (G.B. III Sowerby, 1903) - (EPITONIIDAE)
- sagamiense azumana, Asperiscala sagamiense azumana M. Yokoyama, 1922 - syn of: Epitonium eusculptum (G.B. III Sowerby, 1903) - (EPITONIIDAE)
- sagamiense azumanum, Epitonium sagamiense azumanum M. Yokoyama, 1922 - syn of: Epitonium eusculptum (G.B. III Sowerby, 1903) - (EPITONIIDAE)
- sagamiensis, Maxacteon sagamiensis (J.T. Kuroda & T. Habe, 1971) - (ACTEONIDAE)
- sagamiensis, Punctacteon sagamiensis J.T. Kuroda & T. Habe, 1971 - syn of: Maxacteon sagamiensis (J.T. Kuroda & T. Habe, 1971) - (ACTEONIDAE)
- sagamiensis, Leucotina sagamiensis J.T. Kuroda & T. Habe, 1971 - syn of: Maxacteon sagamiensis (J.T. Kuroda & T. Habe, 1971) - (AMATHINIDAE)
- sagamiensis, Bathyarca sagamiensis T.A. Okutani, 2000 - syn of: Bathyarca nipponica T.A. Okutani, 1962 - (ARCIDAE)
- sagamiensis, Microdrillia sagamiensis J.T. Kuroda, T. Habe & K. Oyama, 1971 - (BORSONIIDAE)
- sagamiensis, Cadlina sagamiensis K. Baba, 1937 - syn of: Cadlinella sagamiensis (K. Baba, 1937) - (CADLINIDAE)
- sagamiensis, Calliostoma sagamiensis (S. Ishida & Uchida, 1977) - (CALLIOSTOMATIDAE)
- sagamiensis, Microsveltia sagamiensis J.T. Kuroda & T. Habe, 1971 - syn of: Neadmete cancellata (W. Kobelt, 1887) - (CANCELLARIIDAE)
- sagamiensis, Centrocardita sagamiensis (J.T. Kuroda & T. Habe in T. Habe, 1961) - (CARDITIDAE)
- sagamiensis, Hypselodoris sagamiensis (K. Baba, 1949) - (CHROMODORIDIDAE)
- sagamiensis, Cadlinella sagamiensis (K. Baba, 1937) - (CHROMODORIDIDAE)
- sagamiensis, Pusia sagamiensis J.T. Kuroda & T. Habe, 1971 - syn of: Vexillum castum (H. Adams, 1872) - (COSTELLARIIDAE)
- sagamiensis, Talabrica sagamiensis (J.T. Kuroda & T. Habe in J.T. Kuroda & al., 1971) - (CRASSATELLIDAE)
- sagamiensis, Eucrassatella sagamiensis J.T. Kuroda & T. Habe in J.T. Kuroda & al., 1971 - syn of: Talabrica sagamiensis (J.T. Kuroda & T. Habe in J.T. Kuroda & al., 1971) - (CRASSATELLIDAE)
- sagamiensis, Asperiscala sagamiensis H.A. Pilsbry, 1911 - syn of: Epitonium eusculptum (G.B. III Sowerby, 1903) - (EPITONIIDAE)
- sagamiensis, Thyca sagamiensis (J.T. Kuroda & T. Habe, 1971) - (EULIMIDAE)
- sagamiensis, Fusinus sagamiensis J.T. Kuroda & T. Habe, 1971 - syn of: Fusinus nigrirostratus (E.A. Smith, 1879) - (FASCIOLARIIDAE)
- sagamiensis, Gadila sagamiensis J.T. Kuroda, T. Habe & K. Oyama, 1971 - (GADILIDAE)
- sagamiensis, Pseudopythina sagamiensis T. Habe, 1961 - syn of: Squillaconcha sagamiensis (T. Habe, 1961) - (KELLIIDAE)
- sagamiensis, Squillaconcha sagamiensis (T. Habe, 1961) - (LASAEIDAE)
- sagamiensis, Boreacola sagamiensis J.T. Kuroda & T. Habe, 1971 - syn of: Callomysia sagamiensis (J.T. Kuroda & T. Habe, 1971) - (LASAEIDAE)
- sagamiensis, Sagamilepeta sagamiensis (J.T. Kuroda & T. Habe, 1971) - (LEPETIDAE)
- sagamiensis, Lima sagamiensis H. Masahito, J.T. Kuroda & T. Habe in J.T. Kuroda, 1971 - (LIMIDAE)
- sagamiensis, Margarites sagamiensis J.T. Kuroda & T. Habe, 1971 - syn of: Omphalomargarites sagamiensis (J.T. Kuroda & T. Habe, 1971) - (MARGARITIDAE)
- sagamiensis, Hyalina sagamiensis J.T. Kuroda, T. Habe & K. Oyama, 1971 - (MARGINELLIDAE)
- sagamiensis, Mathilda sagamiensis (J.T. Kuroda & T. Habe, 1971) - (MATHILDIDAE)
- sagamiensis, Callomysia sagamiensis (J.T. Kuroda & T. Habe, 1971) - (MONTACUTIDAE)
- sagamiensis, Euspira sagamiensis J.T. Kuroda & T. Habe, 1971 - (NATICIDAE)
- sagamiensis, Polinices sagamiensis H.A. Pilsbry, 1904 - (NATICIDAE)
- sagamiensis, Nuculana sagamiensis T.A. Okutani, 1962 - syn of: Nuculana leonina W.H. Dall, 1896 - (NUCULANIDAE)
- sagamiensis, Lobiger sagamiensis K. Baba, 1952 - (OXYNOIDAE)
- sagamiensis, Aartsenia sagamiensis (J.T. Kuroda & T. Habe, 1971) - (PYRAMIDELLIDAE)
- sagamiensis, Solecurtus sagamiensis J.T. Kuroda & T. Habe in J.T. Kuroda & al., 1971 - (SOLECURTIDAE)
- sagamiensis, Cyathodonta sagamiensis T. Habe, 1977 - (THRACIIDAE)
- sagamiensis, Inella sagamiensis (J.T. Kuroda & T. Habe, 1971) - (TRIPHORIDAE)
- sagamiensis, Trivellona sagamiensis J.T. Kuroda & T. Habe, 1971 - (TRIVIIDAE)
- sagamiensis, Omphalomargarites sagamiensis (J.T. Kuroda & T. Habe, 1971) - (TROCHIDAE)
- sagamiensis, Fossarella sagamiensis (J.T. Kuroda & T. Habe, 1971) - (VANIKORIDAE)
- Sagamikellia, Genus Sagamikellia J.T. Kuroda & T. Habe, 1971 (KELLIIDAE)
- Sagamilapeta, syn of: Genus Sagamilepeta T.A. Okutani, 1987 (LEPETIDAE)
- Sagamilepeta, Genus Sagamilepeta T.A. Okutani, 1987 (LEPETIDAE)
- Sagaminopteron, Genus Sagaminopteron T. Tokioka & K. Baba, 1964 (GASTROPTERIDAE)
- Sagamiscala, syn of: Genus Globiscala De Boury, 1909 (EPITONIIDAE)
- Sagamiscintilla, Genus Sagamiscintilla T. Habe, 1975 (GALEOMMATIDAE)
- sagana, Cosa sagana T. Iredale, 1931 - (PHILOBRYIDAE)
- Sagana, syn of: Genus Euryalox Cossmann, 1897 (PHYMATOPLEURIDAE) (FOSSIL)
- Saganoa, Subgenus Akiyoshia (Saganoa) J.T. Kuroda & T. Habe, 1958 (HYDROBIIDAE)
- sagarinoi, Calliotropis sagarinoi G.T. Poppe, S.P. Tagaro & H. Dekker, 2006 - (CALLIOTROPIDAE)
- sagarinoi, Conus sagarinoi W.J. Fenzan, 2004 - syn of: Pseudopterygia terryni (M.J. Tenorio & G.T. Poppe, 2004) - (CONIDAE)
- Sagarmathia, Subgenus Anadenus (Sagarmathia) Kuzminykh & Schileyko, 2006 (ANADENIDAE)
- sagasteguii, Bostryx sagasteguii F. Haas, 1966 - (BULIMULIDAE)
- sagasteguii, Cyclonenia gibber sagasteguii H. Nordsieck, 2005 - (CLAUSILIIDAE)
- sagawai, Cardium sagawai M. Yokoyama, 1927 † - syn of: Anodontia sagawai (M. Yokoyama, 1927 †) - (CARDIIDAE) (FOSSIL)
- sagawai, Anodontia sagawai (M. Yokoyama, 1927 †) - (LUCINIDAE) (FOSSIL)
- sagax, Diodora sagax (G.B. III Sowerby, 1909) - (FISSURELLIDAE)
- sagax destituta, Chondrus sagax destituta A. Mousson, 1873 - syn of: Pseudochondrula seductilis (E.A. Rossmässler, 1837) - (ENIDAE)
- Sagda, Genus Sagda H.H. Beck, 1837 (SAGDIDAE)
- Sagdellina, Genus Sagdellina A.E.M. Cossmann, 1889 (VALLONIIDAE)
- SAGDIDAE Pilsbry, 1895 - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-SAGDOIDEA [Superfamily])
- sagebieni, Chondropometes sagebieni (F. Poey, 1858) - (POMATIIDAE)
- sagebieni disjunctum, Chondropometes sagebieni disjunctum C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- sagebieni mendozense, Chondropometes sagebieni mendozense C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- sagebieni parvum, Chondropometes sagebieni parvum C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- sagebieni portalesense, Chondropometes sagebieni portalesense C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- Sageceras, Genus Sageceras Mojsisovics , 1873 (SAGECERATIDAE) (FOSSIL)
- SAGECERATIDAE Hyatt, 1884 - Family (CEPHALOPODA-AMMONOIDEA [Subclass]-CERATITIDA [Order]-SAGECERATOIDEA [Superfamily]) (FOSSIL)
- sagei, Conasprella sagei (W. Korn & L. Raybaudi Massilia, 1993) - (CONIDAE)
- sagei, Lilliconus sagei W. Korn & L. Raybaudi Massilia, 1993 - syn of: Conasprella sagei (W. Korn & L. Raybaudi Massilia, 1993) - (CONIDAE)
- sagei, Striocadulus sagei V. Scarabino, 1995 - (GADILIDAE)
- sagei, Aclophora sagei E. Rolán & R. Fernández-Garcés, 1995 - (TRIPHORIDAE)
- sagemon, Caracolus sagemon H.H. Beck, 1837 - syn of: Caracolus marginella (J.F. Gmelin, 1791) - (PLEURODONTIDAE)
- sagena, Nitidella sagena L.A. Reeve, 1858 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- sagena, Columbella sagena L.A. Reeve, 1859 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- sagena, Mangelia sagena (W.H. Dall, 1927) - (MANGELIIDAE)
- sagena, Daphnella sagena W.H. Dall, 1927 - syn of: Mangelia sagena (W.H. Dall, 1927) - (RAPHITOMIDAE)
- sagenaria, Kermia sagenaria H.A. Rehder, 1980 - (RAPHITOMIDAE)
- sagenata, Astyris sagenata W.H. Dall, 1927 - (COLUMBELLIDAE)
- sagenata, Galeomma sagenata P.G. Oliver & A.M. Holmes, 2004 - (GALEOMMATIDAE)
- Sagenites, Genus Sagenites Mojsisovics, 1893 (HALORITIDAE) (FOSSIL)
- Sagenotriphora, Genus Sagenotriphora B.A. Marshall, 1983 (TRIPHORIDAE)
- sagensis, Inoceramus sagensis Owen, 1852 † - (INOCERAMIDAE) (FOSSIL)
- sagensis, Scaphites sagensis Cobban, 1951 † - (SCAPHITIDAE) (FOSSIL)
- sagensis, Scaphites sagensis de Grossouvre 1894 † - (SCAPHITIDAE) (FOSSIL)
- sagenum, Buccitriton sagenum (T.A. Conrad, 1833 †) - (NASSARIIDAE) (FOSSIL)
- sageri, Unio sageri T.A. Conrad, 1836 - syn of: Ligumia recta (J.B.P.A. Lamarck, 1819) - (UNIONIDAE)
- saggersoni, Megatrigonia saggersoni M.R. Cooper, 1993 † - (MEGATRIGONIIDAE) (FOSSIL)
- saggersoni, Quenstedtia saggersoni L.R. Cox, 1965 † - (QUENSTEDTIIDAE) (FOSSIL)
- saggiecoheni, Tucetona saggiecoheni G.T. Poppe, S.P. Tagaro & P. Stahlschmidt, 2015 - (GLYCYMERIDIDAE)
- saggita, Ranella saggita H.C. Küster in H.C. Küster & W. Kobelt, 1871 - syn of: Gyrineum lacunatum (J.W. Mighels, 1845) - (RANELLIDAE)
- saggita, Gyrineum saggita H.C. Küster in H.C. Küster & W. Kobelt, 1871 - syn of: Gyrineum lacunatum (J.W. Mighels, 1845) - (RANELLIDAE)
- saghaensis, Architectonica saghaensis Abbass, 1967 † - (ARCHITECTONICIDAE) (FOSSIL)
- saghalinensis, Cincinna saghalinensis (D. Miyadi, 1935) - (VALVATIDAE)
- Saghalinites, Genus Saghalinites Wright & Matsumoto, 1954 (TETRAGONITIDAE) (FOSSIL)
- Saginafusus, Genus Saginafusus T. Iredale, 1931 (FASCIOLARIIDAE)
- saginata, Pachycrommium saginata (Böhm, 1895 †) - (AMPULLINIDAE) (FOSSIL)
- saginata, Albinaria senilis saginata (C.A. Westerlund, 1901) - (CLAUSILIIDAE)
- saginata, Diplommatina saginata H.A. Pilsbry, 1901 - (DIPLOMMATINIDAE)
- saginata, Acesta saginata B.A. Marshall, 2001 - (LIMIDAE)
- saginata, Euspira saginata Böhm, 1895 † - (NATICIDAE) (FOSSIL)
- saginata, Amaura saginata Böhm, 1895 † - syn of: Pachycrommium saginata (Böhm, 1895 †) - (PYRAMIDELLIDAE) (FOSSIL)
- saginata, Merelina saginata C.R. Laws, 1939 † - (RISSOIDAE) (FOSSIL)
- saginata, Notovoluta saginata (Finlay, 1930 †) - (VOLUTIDAE) (FOSSIL)
- saginata, Yochelcionella saginata Vendrasco & al., 2010 † - (YOCHELCIONELLIDAE) (FOSSIL)
- saginatum, Xanthomelon saginatum (T. Iredale, 1938) - (CAMAENIDAE)
- saginatus, Retifusus saginatus R. Tiba, 1980 - syn of: Retifusus parvus (R. Tiba, 1980) - (BUCCINIDAE)
- Saginofusca, syn of: Genus Eatonina K.H.J. Thiele, 1912 (CINGULOPSIDAE)
- sagitattus, Ommastrephes sagitattus J.B.P.A. Lamarck, 1798 - syn of: Todarodes sagittatus (J.B.P.A. Lamarck, 1798) - (OMMASTREPHIDAE)
- sagitta, Ceratites sagitta L. Waagen, 1895 † - (CERATITIDAE) (FOSSIL)
- sagitta, Columbellopsis sagitta J.S. Gaskoin, 1851 - syn of: Columbellopsis nycteis (P.L. Duclos, 1846) - (COLUMBELLIDAE)
- sagitta, Columbella sagitta J.S. Gaskoin, 1851 - syn of: Columbellopsis nycteis (P.L. Duclos, 1846) - (COLUMBELLIDAE)
- sagitta, Loligo sagitta H.M.D. de Blainville, 1828 - syn of: Todarodes sagittatus (J.B.P.A. Lamarck, 1798) - (LOLIGINIDAE)
- sagitta, Partula sagitta D.M. Crampton & C.M. Cooke, 1953 - (PARTULIDAE)
- sagitta, Penitella sagitta W.H. Dall, 1916 - syn of: Penitella penita (T.A. Conrad, 1837) - (PHOLADIDAE)
- sagitta, Meekopinna sagitta (Chronic, 1952 †) - (PINNIDAE) (FOSSIL)
- sagitta, Gyrineum sagitta H.C. Küster, 1871 - syn of: Gyrineum cuspidatum (L.A. Reeve, 1844) - (RANELLIDAE)
- sagittalia, Yoldia sagittalia Yokoyama, 1925 † - (YOLDIIDAE) (FOSSIL)
- sagittalis, Oxytus sagittalis A.V. Sysoev, 1968 † - (AMITIDAE) (FOSSIL)
- sagittalis, Clymenia sagittalis B. Phillips, 1841 † - syn of: Cymaclymenia sagittalis (B. Phillips, 1841 †) - (CLYMENIIDAE) (FOSSIL)
- sagittalis, Cymaclymenia sagittalis (B. Phillips, 1841 †) - (CYMACLYMENIIDAE) (FOSSIL)
- sagittalis, Placuna sagittalis Whidborne, 1883 † - (PLACUNIDAE) (FOSSIL)
- sagittarium, Aegasteroceras sagittarium (C.H. Blake, 1876 †) - (ARIETITIDAE) (FOSSIL)
- sagittarium, Beloceras sagittarium (C.L.F. von Sandberger, 1851 †) - (BELOCERATIDAE) (FOSSIL)
- sagittarium, Sulcogirtyoceras sagittarium Ruzhentsev & Bogoslovskaya, 1971 † - (GIRTYOCERATIDAE) (FOSSIL)
- sagittarius, Goniatites sagittarius C.L.F. von Sandberger, 1851 † - syn of: Beloceras tenuistriatum (d'Archiac & de Verneuil, 1842 †) - (GONIATITIDAE) (FOSSIL)
- sagittarius, Ensidens sagittarius (I. Lea, 1856) - (UNIONIDAE)
- sagittata, Leptachatina sagittata H.A. Pilsbry & C.M. Cooke, 1914 - (AMASTRIDAE)
- sagittata, Persicula sagittata (R.B. Hinds, 1844) - (CYSTISCIDAE)
- sagittata, Glycymerita sagittata (W.M. Gabb, 1864 †) - (GLYCYMERIDIDAE) (FOSSIL)
- sagittata, Loligo sagittata J.B.P.A. Lamarck, 1798 - syn of: Todarodes sagittatus (J.B.P.A. Lamarck, 1798) - (LOLIGINIDAE)
- sagittata, Marginella sagittata R.B. Hinds, 1844 - syn of: Persicula sagittata (R.B. Hinds, 1844) - (MARGINELLIDAE)
- sagittata, Cellana sagittata H.S. Ladd, 1945 † - (NACELLIDAE) (FOSSIL)
- sagittata, Cellana sagittata A.A. Gould, 1846 - syn of: Cellana vitiensis A.W.B. Powell, 1973 - (NACELLIDAE)
- sagittata, Tanea sagittata (K.T. Menke, 1843) - (NATICIDAE)
- sagittata, Natica sagittata A.W.B. Powell, 1971 - syn of: Notocochlis cernica (F.P. Jousseaume, 1874) - (NATICIDAE)
- sagittata, Varinucula sagittata (H.H. Suter, 1917 †) - (NUCULIDAE) (FOSSIL)
- sagittata, Patella sagittata A.A. Gould, 1846 - syn of: Cellana vitiensis A.W.B. Powell, 1973 - (PATELLIDAE)
- sagittata, Boreopeltis sagittata (A. Naef, 1921 †) - (PLESIOTEUTHIDIDAE) (FOSSIL)
- sagittata, Paraplesioteuthis sagittata (G.G. Münster, 1843 †) - (TEUTHIDA (UNASSIGNED)) (FOSSIL)
- sagittata, Umbonium sagittata (R.B. Hinds, 1845) - (TROCHIDAE)
- sagittata hancockae, Notocochlis sagittata hancockae A.W.B. Powell, 1971 - syn of: Notocochlis cernica (F.P. Jousseaume, 1874) - (NATICIDAE)
- sagittatum, Amygdalum sagittatum (H.A. Rehder, 1935) - (MYTILIDAE)
- sagittatus, Aulacostephanus sagittatus B. Ziegler, 1962 † - (AULACOSTEPHANIDAE) (FOSSIL)
- sagittatus, Leptoconus sagittatus G.B. Sowerby, 1865 - syn of: Lamniconus lemniscatus (L.A. Reeve, 1849) - (CONIDAE)
- sagittatus, Mytilus sagittatus G.S. Poli, 1795 - syn of: Mytilus galloprovincialis J.B.P.A. Lamarck, 1819 - (MYTILIDAE)
- sagittatus, Todarodes sagittatus (J.B.P.A. Lamarck, 1798) - (OMMASTREPHIDAE)
- Sagittatus, syn of: Genus Todarodes Steenstrup, 1880 (OMMASTREPHIDAE)
- sagittatus angolensis, Todarodes sagittatus angolensis W. Adam, 1962 - (OMMASTREPHIDAE)
- sagittifer, Capulus sagittifer A.A. Gould, 1852 - syn of: Phenacolepas sagittifer (A.A. Gould, 1852) - (CAPULIDAE)
- sagittifer, Phenacolepas sagittifer (A.A. Gould, 1852) - (PHENACOLEPADIDAE)
- sagittifer, Colobostylus sagittifer (C.B. Adams, 1850) - (POMATIIDAE)
- sagittifera, Ryssota sagittifera (L. Pfeiffer, 1842) - (CHRONIDAE)
- sagittifera, Pyrene sagittifera K.H.J. Thiele, 1930 - syn of: Zafra hedleyi (K.H.J. Thiele, 1930) - (COLUMBELLIDAE)
- sagittifera, Zafra sagittifera K.H.J. Thiele, 1930 - syn of: Zafra hedleyi (K.H.J. Thiele, 1930) - (COLUMBELLIDAE)
- sagittifera, Natica sagittifera C.A. Récluz, 1852 - syn of: Naticarius alapapilionis (P.F. Röding, 1798) - (NATICIDAE)
- sagittifera, Trochocochlea sagittifera J.B.P.A. Lamarck, 1822 - syn of: Phorcus sauciatus (F.C.L. Koch, 1845) - (TROCHIDAE)
- sagittifera, Oxystele sagittifera E.A. Smith, 1903 - syn of: Oxystele variegata (H.E. Anton, 1838) - (TROCHIDAE)
- sagittifera angulosa, Trochocochlea sagittifera angulosa P.M. Pallary, 1920 - syn of: Phorcus sauciatus (F.C.L. Koch, 1845) - (TROCHIDAE)
- sagittifera carinata, Ryssota sagittifera carinata O.F. von Möllendorff, 1892 - (CHRONIDAE)
- sagittifera elevata, Trochocochlea sagittifera elevata P.M. Pallary, 1920 - syn of: Phorcus sauciatus (F.C.L. Koch, 1845) - (TROCHIDAE)
- sagittifera guimarensis, Ryssota sagittifera guimarensis (P. Bartsch, 1938) - (CHRONIDAE)
- sagittifera perdix, Oxystele sagittifera perdix W.H. Turton, 1932 - syn of: Oxystele tigrina (H.E. Anton, 1838) - (TROCHIDAE)
- sagittifera rufanensis, Oxystele sagittifera rufanensis W.H. Turton, 1932 - syn of: Oxystele variegata (H.E. Anton, 1838) - (TROCHIDAE)
- sagittifera similigibbula, Trochocochlea sagittifera similigibbula P.M. Pallary, 1920 - syn of: Phorcus sauciatus (F.C.L. Koch, 1845) - (TROCHIDAE)
- sagittifera solida, Ryssota sagittifera solida O.F. von Möllendorff, 1898 - (CHRONIDAE)
- sagittiferus, Falcidens sagittiferus L. Salvini-Plawén, 1968 - (CHAETODERMATIDAE)
- sagittiferus, Leptoconus sagittiferus G.B. Sowerby, 1866 - syn of: Lamniconus lemniscatus (L.A. Reeve, 1849) - (CONIDAE)
- sagittiferus, Theodoxus sagittiferus Š. Brusina, 1884 † - syn of: Theodoxus semiplicatus (M. von Neumayr, 1875 †) - (NERITIDAE) (FOSSIL)
- sagittiferus, Trochus sagittiferus J.B.P.A. Lamarck, 1822 - syn of: Phorcus sauciatus (F.C.L. Koch, 1845) - (TROCHIDAE)
- sagittiformis, Unio sagittiformis I. Lea, 1852 - syn of: Elliptio lanceolata I. Lea, 1827 - (UNIONIDAE)
- Sagittoceras, syn of: Genus Girtyoceras Wedekind , 1918 (GIRTYOCERATIDAE) (FOSSIL)
- sagra, Columbella sagra D'Orbigny, 1845 - syn of: Zafrona idalina (P.L. Duclos, 1840) - (COLUMBELLIDAE)
- sagra, Philine sagra (A.V.M.D. D'Orbigny, 1841) - (PHILINIDAE)
- sagra, Chondropoma pictum sagra (A.V.M.D. D'Orbigny, 1842) - (POMATIIDAE)
- sagra, Succinea sagra D'Orbigny, 1842 - (SUCCINEIDAE)
- Sagracoptis, Genus Sagracoptis M.L. Jaume & C. de la Torre, 1972 (UROCOPTIDAE)
- sagrae, Cerithium sagrae A.V.M.D. D'Orbigny, 1847 - syn of: Cerithium lutosum K.T. Menke, 1828 - (CERITHIIDAE)
- sagrae pallida, Cerithium sagrae pallida O.A.L. Mörch, 1876 - syn of: Cerithium lutosum K.T. Menke, 1828 - (CERITHIIDAE)
- sagraiana, Jeanneretia sagraiana (A.V.M.D. D'Orbigny, 1842) - (CEPOLIDAE)
- sagraiana, Emoda sagraiana (A.V.M.D. D'Orbigny, 1842) - (HELICINIDAE)
- sagraiana, Tectonatica sagraiana (A.V.M.D. D'Orbigny, 1842) - (NATICIDAE)
- sagraiana, Rissoina sagraiana A.V.M.D. D'Orbigny, 1842 - (RISSOINIDAE)
- sagraiana, Succinea sagraiana (A.V.M.D. D'Orbigny, 1835) - (SUCCINEIDAE)
- sagraiana, Pfeiffericoptis sagraiana (L. Pfeiffer, 1840) - (UROCOPTIDAE)
- sagraiana percrassa, Emoda sagraiana percrassa C.G. Aguayo & M.L. Jaume, 1954 - (HELICINIDAE)
- sagraianum, Cerion sagraianum (L. Pfeiffer, 1847) - (CERIONIDAE)
- sagraianum hologlyptum, Cerion sagraianum hologlyptum H.A. Pilsbry, 1902 - syn of: Cerion hologlyptum H.A. Pilsbry, 1902 - (CERIONIDAE)
- sagraianum peracutum, Cerion sagraianum peracutum W.J. Clench & C.G. Aguayo, 1951 - syn of: Cerion peracutum W.J. Clench & C.G. Aguayo, 1951 - (CERIONIDAE)
- sagraianum saguaense, Cerion sagraianum saguaense C.G. Aguayo & M.I. Sánchez Roig, 1953 - (CERIONIDAE)
- sagrinata, Asperarca sagrinata (W.H. Dall, 1886) - (ARCIDAE)
- sagrinata, Saxicavella sagrinata W.H. Dall & C.T. Simpson, 1901 - (HIATELLIDAE)
- sagrinata, Panopea sagrinata A.A. Gould, 1861 - syn of: Panopea abrupta (T.A. Conrad, 1849) - (HIATELLIDAE)
- sagrinata, Lima sagrinata J.G. Bruguière, 1790 - syn of: Ctenoides scaber (I. von Born, 1778) - (LIMIDAE)
- sagrinata, Myrtea sagrinata (W.H. Dall, 1886) - (LUCINIDAE)
- sagrinata, Ostrea sagrinata J.G. Bruguière, 1790 - syn of: Ctenoides scaber (I. von Born, 1778) - (OSTREIDAE)
- sagrinata, Macrodon sagrinata W.H. Dall, 1886 - syn of: Asperarca sagrinata (W.H. Dall, 1886) - (PARALLELODONTIDAE)
- sagrinatus, Chiton sagrinatus J.P.Y. Couthouy, 1838 - syn of: Stenosemus albus (C. Linnaeus, 1767) - (CHITONIDAE)
- sagrinatus, Stenosemus sagrinatus J.P.Y. Couthouy, 1838 - syn of: Stenosemus albus (C. Linnaeus, 1767) - (ISCHNOCHITONIDAE)
- sagrinatus, Unio sagrinatus G.B. Sowerby, 1868 - syn of: Pachynaias cyrenoides (R.A. Philippi, 1847) - (UNIONIDAE)
- saguaense, Cerion sagraianum saguaense C.G. Aguayo & M.I. Sánchez Roig, 1953 - (CERIONIDAE)
- saguaensis, Eutudora limbifera saguaensis C.G. Aguayo & M.L. Jaume, 1954 - (POMATIIDAE)
- saguaensis, Hendersonina canaliculata saguaensis (C. de la Torre & P. Bartsch, 1938) - (POMATIIDAE)
- saguaensis, Cochlodinella saguaensis C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- saguili, Joculator saguili A. Cecalupo & I. Perugia, 2013 - (CERITHIOPSIDAE)
- saguili, Vaceuchelus saguili G.T. Poppe, S.P. Tagaro & H. Dekker, 2006 - (CHILODONTIDAE)
- sagulensis, Tristramia durangoana sagulensis A.J. Wagner, 1910 - (HELICINIDAE)
- sahantananae, Parvedentulina sahantananae K.C. Emberton, 2002 - (STREPTAXIDAE)
- saharae, Karaclymenia saharae Becker & al., 2002 † - (CARINOCLYMENIIDAE) (FOSSIL)
- saharae, Mercuria saharae (A. Paladilhe, 1869) - (HYDROBIIDAE)
- saharae, Knemiceras saharae M. Collignon, 1965 † - (KNEMICERATIDAE) (FOSSIL)
- saharae, Viriatella saharae Alberti, 1993 † - (VIRIATELLIDAE) (FOSSIL)
- Saharella, Genus Saharella D. Mongin, 1963 (UNIONIDAE)
- saharensis, Epicanites saharensis Pareyn, 1961 † - (DARAELITIDAE) (FOSSIL)
- saharensis, Entogonites saharensis W. Korn & al., 2005 † - (ENTOGONITIDAE) (FOSSIL)
- saharensis, Glaphyrites saharensis Termier & Termier, 1952 † - (GLAPHYRITIDAE) (FOSSIL)
- saharica, Amnicola saharica A. Letourneux & J.R. Bourguignat, 1887 - syn of: Mercuria saharica (A. Letourneux & J.R. Bourguignat, 1887) - (AMNICOLIDAE)
- saharica, Corbicula saharica Fischer, 1878 - syn of: Corbicula fluminalis (O.F. Müller, 1774) - (CYRENIDAE)
- saharica, Persicula saharica É.A.A. Locard, 1898 - syn of: Persicula blanda (R.B. Hinds, 1844) - (CYSTISCIDAE)
- saharica, Fissurella saharica É.A.A. Locard, 1897 - syn of: Diodora dorsata (T.A. de M. Monterosato, 1878) - (FISSURELLIDAE)
- saharica, Mercuria saharica (A. Letourneux & J.R. Bourguignat, 1887) - (HYDROBIIDAE)
- saharica, Margaritifera saharica D. Mongin, 1968 † - (MARGARITIFERIDAE) (FOSSIL)
- saharica, Marginella saharica É.A.A. Locard, 1898 - syn of: Persicula blanda (R.B. Hinds, 1844) - (MARGINELLIDAE)
- saharica, Melanopsis saharica J.R. Bourguignat, 1880 - (MELANOPSIDAE)
- saharica, Rumina saharica (P.M. Pallary, 1901) - (SUBULINIDAE)
- saharica, Rumina decollata saharica (E.O. Debeaux, 1901) - (SUBULINIDAE)
- saharica, Thyasira saharica É.A.A. Locard, 1898 - syn of: Axinus grandis (A.E. Verrill & S. Smith in A.E. Verrill, 1885) - (THYASIRIDAE)
- saharica, Torquesia saharica Awad & Abed, 1967 † - (TURRITELLIDAE) (FOSSIL)
- saharica, Mytilimeria saharica É.A.A. Locard, 1898 - syn of: Axinus grandis (A.E. Verrill & S. Smith in A.E. Verrill, 1885) - (VERTICORDIIDAE)
- saharica, Halicardia saharica É.A.A. Locard, 1898 - syn of: Axinus grandis (A.E. Verrill & S. Smith in A.E. Verrill, 1885) - (VERTICORDIIDAE)
- saharicum, Euthriostoma saharicum (É.A.A. Locard, 1897) - (BUCCINIDAE)
- saharicum, Paradimorphoceras saharicum (Dolle, 1912 †) - (DIMORPHOCERATIDAE) (FOSSIL)
- saharicum apodema, Euthriostoma saharicum apodema P. Bouchet & F.F. Talavera, 1981 - (BUCCINIDAE)
- saharicum gliberti, Euthriostoma saharicum gliberti I. Marche-Marchad & P. Brebion, 1977 - (BUCCINIDAE)
- saharicus, Lautoconus saharicus (E.J. Petuch & D.P. Berschauer, 2016) - (CONIDAE)
- saharicus, Takia saharicus (É.A.A. Locard, 1897) - (MURICIDAE)
- saharicus, Macromphalus saharicus F. Rubio & E. Rolán, 1994 - (VANIKORIDAE)
- saharicus ryalli, Takia saharicus ryalli R. Houart, 1993 - (MURICIDAE)
- sahariensis, Cimomia sahariensis Keller, 1932 † - (HERCOGLOSSIDAE) (FOSSIL)
- saharievae, Hemibaculites saharievae Manolov, 1962 † - syn of: Manoloviceras saharieve (Manolov, 1962 †) - (HETEROCERATIDAE) (FOSSIL)
- saharieve, Manoloviceras saharieve (Manolov, 1962 †) - (AMMONOIDEA (UNASSIGNED)) (FOSSIL)
- Saharopteria, Genus Saharopteria G. Termier & H. Termier, 1972 (SAHAROPTERIIDAE) (FOSSIL)
- SAHAROPTERIIDAE G. Termier & H. Termier, 1972 - Family (BIVALVIA-PTERIOMORPHIA [Subclass]-PECTINIDA [Order]) (FOSSIL)
- sahavondrononae, Microcystis sahavondrononae K.C. Emberton, 1994 - (EUCONULIDAE)
- sahia, Gulella sahia K.C. Emberton, 2002 - (STREPTAXIDAE)
- sahlbergi, Purpuriconus sahlbergi (A.J. Da Motta & W.M. Harland, 1986) - (CONIDAE)
- sahlgrundense, Clauseniceras sahlgrundense (Matern, 1931 †) - (GEPHUROCERATIDAE) (FOSSIL)
- sahlgrundense, Pseudoprobeloceras sahlgrundense (Matern, 1931 †) - (PONTICERATIDAE) (FOSSIL)
- Sahlingia, Genus Sahlingia A. Warιn & P. Bouchet, 2001 (VETIGASTROPODA (UNASSIGNED))
- sahlmanni, Fissidentalium sahlmanni B. Dharma & H.E. Ng, 2009 - (DENTALIIDAE)
- sahnii, Crioceratites sahnii (Sarkar, 1955 †) - (CRIOCERATITIDAE) (FOSSIL)
- sahoriense, Pseudocrioceras sahoriense (Rouchadze, 1933 †) - (ANCYLOCERATIDAE) (FOSSIL)
- sahoriensis, Colchidites colleti sahoriensis Rouchadze, 1938 † - (ANCYLOCERATIDAE) (FOSSIL)
- sahyouensis, Cristataria leprevieri sahyouensis (P.M. Pallary, 1939) - (CLAUSILIIDAE)
- sahyounensis, Cristataria leprevieri sahyounensis (P.M. Pallary, 1939) - (CLAUSILIIDAE)
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