- tabacaria, Heterocoptis tabacaria C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- tabaccaria, Fusinus tabaccaria P.F. Röding, 1798 - syn of: Fusinus undatus (J.F. Gmelin, 1791) - (FASCIOLARIIDAE)
- tabakaensis, Calliotropis tabakaensis Hickman, 2016 - (CALLIOTROPIDAE)
- tabakotanii, Zetela tabakotanii (G.T. Poppe, S.P. Tagaro & H. Dekker, 2006) - (SOLARIELLIDAE)
- tabanellii, Horologica tabanellii A. Cecalupo & I. Perugia, 2012 - (CERITHIOPSIDAE)
- tabanensis, Arganiella tabanensis H.D. Boeters, P. Glöer & V.M. Pešic, 2014 - (HYDROBIIDAE)
- tabanneensis, Zikkuratia tabanneensis N.F. Sohl, 1963 † - (ACTEOCINIDAE) (FOSSIL)
- tabannensis, Zikkuratia tabannensis N.F. Sohl, 1963 † - syn of: Zikkuratia tabanneensis N.F. Sohl, 1963 † - (ACTEOCINIDAE) (FOSSIL)
- tabantalensis, Neoaganides tabantalensis Ruzhentsev, 1952 † - (PSEUDOHALORITIDAE) (FOSSIL)
- Tabantalites, Genus Tabantalites Ruzhencev , 1952 † (VIDRIOCERATIDAE) (FOSSIL)
- Tabantaloceras, Genus Tabantaloceras Shimanskiy , 1954 † (PARABACTRITIDAE) (FOSSIL)
- tabanula, Nebularia tabanula (J.B.P.A. Lamarck, 1811) - (MITRIDAE)
- tabanula pediculus, Nebularia tabanula pediculus (J.B.P.A. Lamarck, 1811) - (MITRIDAE)
- tabarelli, Acrioceras tabarelli (Astier, 1851 †) - (ANCYLOCERATIDAE) (FOSSIL)
- tabarelli minor, Acrioceras tabarelli minor Thomel & al., 1990 † - (ANCYLOCERATIDAE) (FOSSIL)
- tabarelli sarasini, Acrioceras tabarelli sarasini Sarkar, 1955 † - syn of: Acrioceras sarasini Sarkar, 1955 † - (ANCYLOCERATIDAE) (FOSSIL)
- tabarelli sugrivai, Acrioceras tabarelli sugrivai Sarkar, 1955 † - (ANCYLOCERATIDAE) (FOSSIL)
- tabarelliforme, Acrioceras meriani tabarelliforme Sarkar, 1955 † - (ANCYLOCERATIDAE) (FOSSIL)
- tabarensis, Megalacron tabarensis (B. Rensch, 1933) - (CAMAENIDAE)
- tabarensis anirensis, Megalacron tabarensis anirensis B. Rensch, 1934 - (CAMAENIDAE)
- tabarensis lihirensis, Megalacron tabarensis lihirensis B. Rensch, 1934 - (CAMAENIDAE)
- tabarensis mahurensis, Megalacron tabarensis mahurensis B. Rensch, 1934 - (CAMAENIDAE)
- tabarensis warreni, Megalacron tabarensis warreni W.J. Clench & H. Turner, 1964 - (CAMAENIDAE)
- tabarkana, Papillifera tabarkana P.M. Pallary, 1927 - syn of: Papillifera bidens (C. Linnaeus, 1758) - (CLAUSILIIDAE)
- tabarkana, Cernuella tabarkana A. Letourneux & J.R. Bourguignat, 1887 - syn of: Cernuella virgata (E.M. Da Costa, 1778) - (HYGROMIIDAE)
- tabascensis, Anodonta tabascensis P.M.A. Morelet, 1884 - syn of: Anodonta grandis T. Say, 1829 - (UNIONIDAE)
- tabascoensis, Nephronaias tabascoensis (J.G.F. de Charpentier in H.C. Küster, 1856) - (UNIONIDAE)
- tabasicum, Semignomon tabasicum Repin, 2013 † - (MALLEIDAE) (FOSSIL)
- tabatai, Admete tabatai (M. Yokoyama, 1926 †) - (CANCELLARIIDAE) (FOSSIL)
- tabatai, Rissoina tabatai Yokoyama, 1926 † - (RISSOINIDAE) (FOSSIL)
- tabatensis, Cerithiopsis tabatensis S. Tokunaga, 1906 † - (CERITHIOPSIDAE) (FOSSIL)
- tabatensis, Guraleus tabatensis (S. Tokunaga, 1906) - (MANGELIIDAE)
- tabellata, Discula tabellata R.T. Lowe, 1852 - (HYGROMIIDAE)
- tabensis, Muellerpalia tabensis K. Bandel, 2010 † - (HYDROBIIDAE) (FOSSIL)
- taberi, Chione undatella taberi C.F. Parker, 1949 - (VENERIDAE)
- taberna, Cellana taberna Powell, 1973 † - (NACELLIDAE) (FOSSIL)
- tabernai, Leptosphinctes tabernai Westermann, 1983 † - (PERISPHINCTIDAE) (FOSSIL)
- tabescens, Talostolida tabescens L.W. Dillwyn, 1817 - syn of: Talostolida teres (J.F. Gmelin, 1791) - (CYPRAEIDAE)
- tabescens, Nassarius tabescens (F.P. Marrat, 1880) - (NASSARIIDAE)
- tabescens, Polycera tabescens J.J. Risbec, 1928 - syn of: Tambja limaciformis (C.N.E. Eliot, 1908) - (POLYCERIDAE)
- tabescens, Nembrotha tabescens J.J. Risbec, 1928 - syn of: Tambja limaciformis (C.N.E. Eliot, 1908) - (POLYCERIDAE)
- tabida, Strophiops tabida C.J. Maynard, 1913 - (CERIONIDAE)
- tabida, Nebularia tabida M. Herrmann & R. Salisbury, 2013 - (MITRIDAE)
- tabida, Myochama tabida L.A. Reeve, 1860 - syn of: Myochama transversa A. Adams, 1850 - (MYOCHAMIDAE)
- tabidum, Verancoceras tabidum Ruzhentsev & Bogoslovskaya, 1971 † - (CRAVENOCERATIDAE) (FOSSIL)
- tabidus, Fax tabidus (C. Hedley, 1904) - (BUCCINIDAE)
- tabidus, Monteiroconus tabidus (L.A. Reeve, 1844) - (CONIDAE)
- tabidus, Napaeinus tabidus (R.J. Shuttleworth, 1852) - (ENIDAE)
- tabidus, Trochus tabidus L.A. Reeve, 1861 - syn of: Tectus pyramis (I. von Born, 1778) - (TROCHIDAE)
- tabiensis, Oryzosoma tabiensis (H.A. Pilsbry, 1891) - (OLEACINIDAE)
- tabioi, Farcimen leoninum tabioi L.O. Alcalde, 1947 - (MEGALOMASTOMIDAE)
- tablasensis, Chrysallis calobapta tablasensis (W. Kobelt, 1916) - (BRADYBAENIDAE)
- tablasensis, Arinia tablasensis (J.G. Hidalgo, 1888) - (DIPLOMMATINIDAE)
- tabogaensis, Engina tabogaensis P. Bartsch, 1931 - (BUCCINIDAE)
- tabogaensis, Cylichnella tabogaensis A.M. Strong & L.G. Hertlein, 1939 - (CYLICHNIDAE)
- tabogaensis, Crassispira tabogaensis P. Bartsch, 1931 - syn of: Crassispira kluthi H.K. Jordan, 1936 - (PSEUDOMELATOMIDAE)
- tabogense, Epitonium tabogense W.H. Dall, 1917 - (EPITONIIDAE)
- tabogensis, Acanthochitona tabogensis A.G. Smith, 1961 - syn of: Acanthochitona hirudiniformis (G.B. I Sowerby in W.J. Broderip & G.B. I Sowerby, 1832) - (ACANTHOCHITONIDAE)
- tabogensis, Fugleria tabogensis C.B. Adams, 1852 - syn of: Barbatia illota (G.B. I Sowerby, 1833) - (ARCIDAE)
- tabogensis, Arca tabogensis C.B. Adams, 1852 - syn of: Barbatia illota (G.B. I Sowerby, 1833) - (ARCIDAE)
- tabogensis, Caducifer tabogensis H.A. Pilsbry & H.N. Lowe, 1932 - (BUCCINIDAE)
- tabogensis, Anachis tabogensis P. Bartsch, 1931 - syn of: Anachis lentiginosa (R.B. Hinds, 1844) - (COLUMBELLIDAE)
- tabogensis, Melampus tabogensis (C.B. Adams, 1852) - (ELLOBIIDAE)
- tabogensis, Semele tabogensis H.A. Pilsbry & H.N. Lowe, 1932 - syn of: Semele rosea (G.B. I Sowerby, 1833) - (SEMELIDAE)
- tabogensis, Lamellaxis panamensis tabogensis (H.A. Pilsbry, 1930) - (SUBULINIDAE)
- tabogensis, Tellina tabogensis A.E. Salisbury, 1934 - (TELLINIDAE)
- tabukii, Mesophaedusa tabukii (J.T. Kuroda & H. Minato, 1985) - (CLAUSILIIDAE)
- tabula, Ensitellops tabula A.A. Olsson & A. Harbison, 1953 - (BASTEROTIIDAE)
- tabula, Anodon tabula G.B. Sowerby, 1867 - syn of: Chambardia wahlbergi (C.F.F. von Krauss, 1848) - (UNIONIDAE)
- tabulae, Pyrgiscus tabulae (E. Saurin, 1962) - (PYRAMIDELLIDAE)
- tabularis, Tanea tabularis (J.T. Kuroda, 1961) - (NATICIDAE)
- tabularis, Onchidium tabularis C.M. Tapparone-Canefri, 1883 - syn of: Onchidium planatum J.R.C. Quoy & J.P. Gaimard, 1824 - (ONCHIDIIDAE)
- tabularis, Scutellastra tabularis (C.F.F. von Krauss, 1848) - (PATELLIDAE)
- tabularis, Patella tabularis C.F.F. von Krauss, 1848 - syn of: Scutellastra tabularis (C.F.F. von Krauss, 1848) - (PATELLIDAE)
- tabularis, Patella tabularis W.H. Turton, 1932 - syn of: Scutellastra longicosta (J.B.P.A. Lamarck, 1819) - (PATELLIDAE)
- tabularis, Oxystele tabularis (C.F.F. von Krauss, 1848) - (TROCHIDAE)
- tabularis pulchra, Oxystele tabularis pulchra W.H. Turton, 1932 - syn of: Oxystele variegata (H.E. Anton, 1838) - (TROCHIDAE)
- tabulata, Anatoma tabulata (K.H. Barnard, 1964) - (ANATOMIDAE)
- tabulata, Architectonica tabulata B. Phillips, 1829 † - (ARCHITECTONICIDAE) (FOSSIL)
- tabulata, Neptunea tabulata (W. Baird, 1863) - (BUCCINIDAE)
- tabulata, Admete tabulata G.B. III Sowerby, 1875 - (CANCELLARIIDAE)
- tabulata, Cancellaria tabulata J. Gardner & T.H. Aldrich, 1919 † - (CANCELLARIIDAE) (FOSSIL)
- tabulata, Praerosaria tabulata L. Dolin & P. Lozouet, 2004 † - (CYPRAEIDAE) (FOSSIL)
- tabulata, Platydoris tabulata (F.D. Abraham, 1877) - (DISCODORIDIDAE)
- tabulata, Baylea tabulata (B. Phillips, 1836 †) - (GOSSELETINIDAE) (FOSSIL)
- tabulata, Salterospira tabulata Batten, 1966 † - (GOSSELETINIDAE) (FOSSIL)
- tabulata, Dumortieria tabulata (Buckman, 1892 †) - (HILDOCERATIDAE) (FOSSIL)
- tabulata, Lissoclymenia tabulata (W.K.C. Sun & S. Shen, 1965 †) - (KOSMOCLYMENIIDAE) (FOSSIL)
- tabulata, Kosmoclymenia tabulata W.K.C. Sun & S. Shen, 1965 † - syn of: Lissoclymenia tabulata (W.K.C. Sun & S. Shen, 1965 †) - (KOSMOCLYMENIIDAE) (FOSSIL)
- tabulata, Worthenia tabulata (T.A. Conrad, 1835 †) - (LOPHOSPIRIDAE) (FOSSIL)
- tabulata, Volupia tabulata G.P. Deshayes, 1858 † - (LUCINIDAE) (FOSSIL)
- tabulata, Oenopota tabulata (P.P. Carpenter, 1864) - (MANGELIIDAE)
- tabulata, Melanopsis tabulata M. Hörnes, 1856 † - syn of: Hemisinus pictus tabulatus (M. Hörnes, 1856 †) - (MELANOPSIDAE) (FOSSIL)
- tabulata, Olivella tabulata W.H. Dall, 1889 - syn of: Belloliva tubulata (W.H. Dall, 1889) - (OLIVELLIDAE)
- tabulata, Tinianella tabulata T. Kase, 1999 - (PICKWORTHIIDAE)
- tabulata, Pleurotomaria tabulata T.A. Conrad, 1835 † - syn of: Worthenia tabulata (T.A. Conrad, 1835 †) - (PLEUROTOMARIIDAE) (FOSSIL)
- tabulata, Permoconcha tabulata (Batten, 1958 †) - (PORTLOCKIELLIDAE) (FOSSIL)
- tabulata, Purpurina tabulata Hudleston † - (PURPURINIDAE) (FOSSIL)
- tabulata, Costosyrnola tabulata C.R. Laws, 1937 † - (PYRAMIDELLIDAE) (FOSSIL)
- tabulata, Cabestana tabulata (K.T. Menke, 1843) - (RANELLIDAE)
- tabulata, Satondella tabulata (R.B. Watson, 1886) - (SCISSURELLIDAE)
- tabulata, Scalitina tabulata B. Phillips, 1836 † - syn of: Baylea tabulata (B. Phillips, 1836 †) - (SOLENISCIDAE) (FOSSIL)
- tabulata, Surculoma tabulata (T.A. Conrad, 1833 †) - (TURRIDAE) (FOSSIL)
- tabulata, Pleurotoma tabulata T.A. Conrad, 1833 † - syn of: Surculoma tabulata (T.A. Conrad, 1833 †) - (TURRIDAE) (FOSSIL)
- tabulata, Notovoluta tabulata (R. Tate, 1888) - (VOLUTIDAE)
- Tabulata-group, syn of: Genus Neptunea P.F. Röding, 1798 (BUCCINIDAE)
- tabulatum, Epitonium tabulatum W.H. Dall, 1917 - syn of: Epitonium catalinae W.H. Dall, 1908 - (EPITONIIDAE)
- tabulatum, Hyperlioceras tabulatum (Buckman) † - (GRAPHOCERATIDAE) (FOSSIL)
- tabulatum, Dissoroceras tabulatum S.S. Buckman, 1889 † - (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- tabulatus, Bostryx tabulatus P.M.A. Morelet, 1860 - (BULIMULIDAE)
- tabulatus, Straparollus tabulatus (Phillips) † - (EUOMPHALIDAE) (FOSSIL)
- tabulatus, Mipus tabulatus M.M. Schepman, 1911 - (MURICIDAE)
- tabulatus, Pseudokymatites tabulatus Ehiro & al., 2016 † - (PROPTYCHITIDAE) (FOSSIL)
- tabulatus, Scalites tabulatus B. Phillips, 1836 † - syn of: Baylea tabulata (B. Phillips, 1836 †) - (RAPHISTOMATIDAE) (FOSSIL)
- tabulatus, Hemisinus pictus tabulatus (M. Hörnes, 1856 †) - (THIARIDAE) (FOSSIL)
- tabulatus scalaricostus, Bostryx tabulatus scalaricostus P.M.A. Morelet, 1860 - (BULIMULIDAE)
- tabuliformis, Mimagoniatites tabuliformis Kullmann, 1960 † - (MIMAGONIATITIDAE) (FOSSIL)
- tabuloides, Paraphyllites tabuloides (Barrande, 1865 †) - (AGONIATITIDAE) (FOSSIL)
- tabuloides, Goniatites tabuloides Barrande, 1865 † - syn of: Paraphyllites tabuloides (Barrande, 1865 †) - (GONIATITIDAE) (FOSSIL)
- taburientensis, Canarivitrina taburientensis K. Groh & M. Valido, 2000 - (VITRINIDAE)
- tacaguana, Bornia tacaguana N.E. Weisbord, 1964 - (KELLIIDAE)
- tacalensis, Ostrea tacalensis F. Hodson & al., 1927 † - (OSTREIDAE) (FOSSIL)
- Tachea, syn of: Genus Cepaea F. Held, 1837 (HELICIDAE)
- tacheiformis, Macularia niciensis tacheiformis W. Kobelt, 1906 - (HELICIDAE)
- Tacheocampylaea, Genus Tacheocampylaea L. Pfeiffer, 1877 (HELICIDAE)
- tacheoides, Tacheocampylaea tacheoides (C. Pollonera, 1909) - (HELICIDAE)
- Tacheopsis, Genus Tacheopsis C.R. Böttger, 1909 (HELICIDAE)
- tachibanensis, Venatomya tachibanensis M. Yokoyama, 1927 - syn of: Cryptomya sinensis (F.S. Xu, 1987) - (MYIDAE)
- Tachillanella, Genus Tachillanella Horný , 1997 † (CARCASSONNELLIDAE) (FOSSIL)
- Tachloconcha, Genus Tachloconcha Horný, 2000 † (PLATYCERATIDAE) (FOSSIL)
- tachnodes, Kurtziella tachnodes (W.H. Dall, 1927) - (MANGELIIDAE)
- tachoensis, Mercuria tachoensis (G.R. von Frauenfeld, 1865) - (HYDROBIIDAE)
- tachthaliae, Pseudohaploceras tachthaliae (Tietze, 1872 †) - (DESMOCERATIDAE) (FOSSIL)
- Tachyphasis, syn of: Genus Ctenophila C.M.F. Ancey, 1882 (HELICARIONIDAE)
- Tachyrhynchella, Genus Tachyrhynchella Titova, 1994 † (TURRITELLIDAE) (FOSSIL)
- Tachyrhynchus, Genus Tachyrhynchus O.A.L. Mörch, 1868 (TURRITELLIDAE)
- Tacita, Genus Tacita V.J. Lus, 1971 (BUCCINIDAE)
- tacita, Melanoides tacita T. Iredale, 1943 - (THIARIDAE)
- taciti, Vivipara taciti J.R. Bourguignat, 1880 - syn of: Viviparus ater G.J. De Cristofori & G. Jan, 1832 - (VIVIPARIDAE)
- tacitum, Epitonium tacitum (T. Iredale, 1936) - (EPITONIIDAE)
- tacitum, Gzheloceras tacitum (Shimansky, 1957 †) - (GZHELOCERATIDAE) (FOSSIL)
- tacitum, Pleuronautilus tacitum Shimansky, 1957 † - syn of: Gzheloceras tacitum (Shimansky, 1957 †) - (TAINOCERATIDAE) (FOSSIL)
- tacitus, Arcestes tacitus Mojsisovics, 1875 † - (ARCESTIDAE) (FOSSIL)
- tacoense, Prunum tacoense J. Espinosa & J.A. Ortea, 2014 - (MARGINELLIDAE)
- tacoensis, Pygmaepterys tacoensis Espinosa & Ortea, 2016 - (MURICIDAE)
- tacoensis, Tomelasmus irroratus tacoensis C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- tacomae, Lautoconus tacomae (F. Boyer & J. Pelorce, 2009) - (CONIDAE)
- tacomaensis, Melanella tacomaensis P. Bartsch, 1917 - (EULIMIDAE)
- tacomaensis, Odostomia tacomaensis W.H. Dall & P. Bartsch, 1907 - (PYRAMIDELLIDAE)
- tacomensis, Odostomia tacomensis W.H. Dall & P. Bartsch, 1907 - syn of: Odostomia tacomaensis W.H. Dall & P. Bartsch, 1907 - (PYRAMIDELLIDAE)
- taconera, Candidula taconera G. Servain, 1880 - syn of: Candidula arganica (G. Servain, 1880) - (HYGROMIIDAE)
- taconica, Stenotheca taconica Landing & Bartowski, 1996 † - syn of: Mackinnonia taconica (Landing & Bartowski, 1996 †) - (STENOTHECIDAE) (FOSSIL)
- taconica, Mackinnonia taconica (Landing & Bartowski, 1996 †) - (TRENELLIDAE) (FOSSIL)
- taconicum, Grandostoma taconicum Marek, 1963 † - (BUCANIIDAE) (FOSSIL)
- tacotacoensis, Liocallonia tacotacoensis C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- tacrensis, Annularisca tacrensis C. de la Torre & P. Bartsch, 1941 - (POMATIIDAE)
- Tactilispina, Genus Tactilispina DeVries, 2005 † (MURICIDAE) (FOSSIL)
- taczanowskii, Andinia taczanowskii (W. . Lubomirski, 1879) - (CLAUSILIIDAE)
- tadai, Aegista tadai H. Minato, 1983 - (BRADYBAENIDAE)
- tadai, Satsuma tadai J.T. Kuroda, 1960 - (CAMAENIDAE)
- tadai, Chamalycaeus tadai J.T. Kuroda & T. Kawamoto, 1956 - (CYCLOPHORIDAE)
- Tadaia, Genus Tadaia Minato & Okubo, 1992 (CHAROPIDAE)
- tadashigei, Primovula tadashigei (C.N. Cate, 1973) - (OVULIDAE)
- tadeana, Stabilima tadeana T. Iredale, 1939 † - (LIMIDAE) (FOSSIL)
- tadena, Limatula tadena (T. Iredale, 1939) - (LIMIDAE)
- tadjallii, Nassarius tadjallii R.G. Moolenbeek, 2007 - (NASSARIIDAE)
- tadjikistanica, Pseudocaspia tadjikistanica (Z.I. Izzatullaev, 1972) - (HYDROBIIDAE)
- tadjikistanicum, Tylostoma tadjikistanicum Djalilov, 1964 † - (TYLOSTOMATIDAE) (FOSSIL)
- Tadunia, Genus Tadunia H.H. Godwin-Austen, 1918 (HELICARIONIDAE)
- Tadzhikamnicola, Genus Tadzhikamnicola Z.I. Izzatullaev, 2004 (HYDROBIIDAE)
- tadzhikistanica, Caspiohydrobia tadzhikistanica Y.I. Starobogatov & Z.I. Izzatullaev, 1974 - (HYDROBIIDAE)
- tadzhikistanica, Trochorbis tadzhikistanica Y.I. Starobogatov & Z.I. Izzatullaev, 1974 - (PLANORBIDAE)
- taediosa, Staja taediosa (Š. Brusina, 1892 †) - (HYDROBIIDAE) (FOSSIL)
- taemasensis, Naticopsis taemasensis Tassell, 1982 † - (DELPHINULOPSIDAE) (FOSSIL)
- Taemasotrochus, Genus Taemasotrochus Tassell, 1982 † (PSEUDOPHORIDAE) (FOSSIL)
- taenia, Bellerophon taenia Lindström, 1884 † - syn of: Megalomphala taenia (Lindström, 1884 †) - (BELLEROPHONTIDAE) (FOSSIL)
- taenia, Megalomphala taenia (Lindström, 1884 †) - (BUCANIIDAE) (FOSSIL)
- taenia, Nassa taenia J.F. Gmelin, 1791 - syn of: Nassarius olivaceus (J.G. Bruguière, 1789) - (NASSARIIDAE)
- taenia, Zeuxis taenia J.F. Gmelin, 1791 - syn of: Nassarius olivaceus (J.G. Bruguière, 1789) - (NASSARIIDAE)
- taenia badia, Zeuxis taenia badia A. Adams, 1852 - syn of: Nassarius olivaceus (J.G. Bruguière, 1789) - (NASSARIIDAE)
- taenia mitralis, Nassa taenia mitralis A. Adams, 1852 - syn of: Nassarius olivaceus (J.G. Bruguière, 1789) - (NASSARIIDAE)
- taenialba, Isotriphora taenialba E. Rolán & J. Espinosa, 1994 - (TRIPHORIDAE)
- taeniale, Murchisoniceras taeniale (Barrande, 1866 †) - (ORTHOCERIDA (UNASSIGNED)) (FOSSIL)
- Taeniarca, Subgenus Calloarca (Taeniarca) Olsson, 1965 † (ARCIDAE) (FOSSIL)
- taeniata, Taeniarca taeniata (W.H. Dall, 1898 †) - (ARCIDAE) (FOSSIL)
- taeniata, Chauvetia taeniata S. Gofas & P.G. Oliver, 2010 - (BUCCINIDAE)
- taeniata, Neptunea taeniata G.B. II Sowerby, 1880 - syn of: Neptunea cumingii J.C.H. Crosse, 1862 - (BUCCINIDAE)
- taeniata, Discoconcha taeniata B. Rensch, 1940 - (CAMAENIDAE)
- taeniata, Sveltia taeniata G.B. II Sowerby, 1849 - syn of: Tribia coronata (A. Scacchi, 1835) - (CANCELLARIIDAE)
- taeniata, Horologica taeniata A. Cecalupo & I. Perugia, 2013 - (CERITHIOPSIDAE)
- taeniata, Papillifera taeniata C.A. Westerlund, 1901 - syn of: Papillifera bidens (C. Linnaeus, 1758) - (CLAUSILIIDAE)
- taeniata, Metanachis taeniata A. Adams & L.A. Reeve, 1848 - syn of: Metanachis marquesa (J.S. Gaskoin, 1851) - (COLUMBELLIDAE)
- taeniata, Columbella taeniata A. Adams & L.A. Reeve, 1848 - syn of: Metanachis marquesa (J.S. Gaskoin, 1851) - (COLUMBELLIDAE)
- taeniata, Anachis taeniata R.A. Philippi, 1846 - syn of: Anachis gaskoini (P.P. Carpenter, 1857) - (COLUMBELLIDAE)
- taeniata, Columbella taeniata R.A. Philippi, 1846 - syn of: Anachis gaskoini (P.P. Carpenter, 1857) - (COLUMBELLIDAE)
- taeniata, Drillia taeniata J.E. Tenison-Woods, 1878 - syn of: Austrodrillia beraudiana (J.C.H. Crosse, 1863) - (DRILLIIDAE)
- taeniata, Eulima taeniata (A. Adams, 1864) - (EULIMIDAE)
- taeniata, Fissurella taeniata G.B. Sowerby, 1867 - syn of: Fissurella coarctata P.P. King, 1832 - (FISSURELLIDAE)
- taeniata, Lahnospira taeniata (G.A. Goldfuss, 1844 †) - (GOSSELETINIDAE) (FOSSIL)
- taeniata, Panopea taeniata W.H. Dall, 1918 - syn of: Panopea globosa W.H. Dall, 1898 - (HIATELLIDAE)
- taeniata, Austrodrillia taeniata J.E. Tenison-Woods, 1878 - syn of: Austrodrillia beraudiana (J.C.H. Crosse, 1863) - (HORAICLAVIDAE)
- taeniata, Xerosecta taeniata (C.A. Westerlund, 1888) - (HYGROMIIDAE)
- taeniata, Ochtephila madeirensis taeniata (P.B. Webb & S. Berthelot, 1833) - (HYGROMIIDAE)
- taeniata, Leiostyla taeniata (R.J. Shuttleworth, 1852) - (LAURIIDAE)
- taeniata, Mangelia taeniata (G.P. Deshayes, 1835) - (MANGELIIDAE)
- taeniata, Mangelia taeniata L.A. Reeve, 1846 - syn of: Mangelia taeniata (G.P. Deshayes, 1835) - (MANGELIIDAE)
- taeniata, Volvarina taeniata (G.B. I Sowerby, 1846) - (MARGINELLIDAE)
- taeniata, Mitra taeniata J.B.P.A. Lamarck, 1811 - syn of: Vexillum taeniatum (J.B.P.A. Lamarck, 1811) - (MITRIDAE)
- taeniata, Orania taeniata R. Houart, 1995 - (MURICIDAE)
- taeniata, Vexilla taeniata Powis, 1835 - syn of: Vexilla vexillum (J.F. Gmelin, 1791) - (MURICIDAE)
- taeniata, Purpura taeniata Powis, 1835 - syn of: Vexilla vexillum (J.F. Gmelin, 1791) - (MURICIDAE)
- taeniata, Natica taeniata K.T. Menke, 1828 - syn of: Naticarius alapapilionis (P.F. Röding, 1798) - (NATICIDAE)
- taeniata, Oliva oliva taeniata J.H.F. Link, 1807 - (OLIVIDAE)
- taeniata, Partula taeniata (O.A.L. Mörch, 1850) - (PARTULIDAE)
- taeniata, Leptoxis taeniata T.A. Conrad, 1834 - (PLEUROCERIDAE)
- taeniata, Praticolella taeniata H.A. Pilsbry, 1940 - (POLYGYRIDAE)
- taeniata, Syrnola taeniata (C.B. Adams, 1863) - (PYRAMIDELLIDAE)
- taeniata, Manzonia taeniata S. Gofas, 2007 - (RISSOIDAE)
- taeniata, Tagelus taeniata W. Turton, 1822 - syn of: Tagelus divisus (L. Spengler, 1794) - (SOLECURTIDAE)
- taeniata, Vorticina taeniata (Winchell, 1862 †) - (TROPIDODISCIDAE) (FOSSIL)
- taeniata, Pleurotoma taeniata G.P. Deshayes, 1835 - syn of: Mangelia taeniata (G.P. Deshayes, 1835) - (TURRIDAE)
- taeniata, Villosa taeniata (T.A. Conrad, 1829) - (UNIONIDAE)
- taeniata cessaci, Volvarina taeniata cessaci F.P. Jousseaume, 1881 - (MARGINELLIDAE)
- taeniata lucida, Leptoxis taeniata lucida C. Goodrich - (PLEUROCERIDAE)
- taeniata major, Mangelia taeniata major É.A.A. Locard & E. Caziot, 1900 - (MANGELIIDAE)
- taeniata minor, Volvarina taeniata minor F.P. Jousseaume, 1877 - syn of: Volvarina verdensis (E.A. Smith, 1875) - (MARGINELLIDAE)
- taeniata nivea, Mangelia taeniata nivea (J.E. Cooper & H.B. Preston, 1910) - (MANGELIIDAE)
- taeniata propinqua, Partula taeniata propinqua D.M. Crampton, 1932 - syn of: Partula taeniata (O.A.L. Mörch, 1850) - (PARTULIDAE)
- taeniatum, Caecum taeniatum L. de Folin, 1869 - (CAECIDAE)
- taeniatum, Photinastoma taeniatum (G.B. I Sowerby, 1825) - (CALLIOSTOMATIDAE)
- taeniatum, Indocerithium taeniatum (J.R.C. Quoy & J.P. Gaimard, 1834 †) - (CERITHIIDAE) (FOSSIL)
- taeniatum, Cerithium taeniatum G.B. II Sowerby, 1865 - syn of: Colina pinguis (A. Adams, 1855) - (CERITHIIDAE)
- taeniatum, Colina taeniatum G.B. II Sowerby, 1855 - syn of: Colina pinguis (A. Adams, 1855) - (CERITHIIDAE)
- taeniatum, Cerithium taeniatum J.R.C. Quoy & J.P. Gaimard, 1834 † - syn of: Indocerithium taeniatum (J.R.C. Quoy & J.P. Gaimard, 1834 †) - (CERITHIIDAE) (FOSSIL)
- taeniatum, Vexillum taeniatum (J.B.P.A. Lamarck, 1811) - (COSTELLARIIDAE)
- taeniatum, Atoxon taeniatum H.R. Simroth, 1897 - (UROCYCLIDAE)
- taeniatum elata, Photinastoma taeniatum elata (H. Strebel, 1905) - (CALLIOSTOMATIDAE)
- taeniatum nivea, Photinastoma taeniatum nivea (J.E. Cooper & H.B. Preston, 1910) - (CALLIOSTOMATIDAE)
- Taeniaturbo, Subgenus Turbo (Taeniaturbo) W.P. Woodring, 1928 † (TURBINIDAE) (FOSSIL)
- taeniatus, Bulimus taeniatus O.A.L. Mörch, 1850 - syn of: Partula taeniata (O.A.L. Mörch, 1850) - (BULIMULIDAE)
- taeniatus, Miliariconus taeniatus (C.H. Hwass in J.G. Bruguière, 1792) - (CONIDAE)
- taeniatus, Murex taeniatus G.B. II Sowerby, 1860 - syn of: Favartia humilis (W.J. Broderip, 1833) - (MURICIDAE)
- taeniatus, Planaxis taeniatus R.A. Philippi, 1848 - (PLANAXIDAE)
- taeniatus, Laevistrombus taeniatus J.R.C. Quoy & J.P. Gaimard, 1834 - syn of: Laevistrombus canarium (C. Linnaeus, 1758) - (STROMBIDAE)
- taeniatus, Austrocochlea taeniatus J.R.C. Quoy & J.P. Gaimard, 1834 - syn of: Austrocochlea porcata (A. Adams, 1853) - (TROCHIDAE)
- taeniatus, Turbo taeniatus G.B. I Sowerby, 1825 - syn of: Photinastoma taeniatum (G.B. I Sowerby, 1825) - (TURBINIDAE)
- taeniensis, Fusinus taeniensis C.J. Maury, 1912 † - (FASCIOLARIIDAE) (FOSSIL)
- Taeniodon, Genus Taeniodon Dunker, 1848 † (BIVALVIA INCERTAE SEDIS) (FOSSIL)
- Taeniola, Subgenus Pisania (Taeniola) W.H. Dall, 1904 (BUCCINIDAE)
- taeniola, Theba pisana taeniola A. Moquin-Tandon, 1855 - (HELICIDAE)
- taeniolata, Achatinella taeniolata L. Pfeiffer, 1846 - (ACHATINELLIDAE)
- taeniolata, Armina taeniolata (L.S.R. Bergh, 1866) - (ARMINIDAE)
- taeniolata, Barleeia taeniolata S. Gofas, 1995 - (BARLEEIIDAE)
- taeniolata, Palaina taeniolata J.F. Quadras & O.F. von Möllendorff, 1894 - (DIPLOMMATINIDAE)
- taeniolata, Volvarina taeniolata O.A.L. Mörch, 1860 - (MARGINELLIDAE)
- taeniolata, Volvarina taeniolata J.S. Schwengel, 1938 - syn of: Volvarina taeniolata O.A.L. Mörch, 1860 - (MARGINELLIDAE)
- taeniolata, Ennucula taeniolata (W.H. Dall, 1908) - (NUCULIDAE)
- taeniolata, Terebra taeniolata J.R.C. Quoy & J.P. Gaimard, 1833 - syn of: Terebra tricolor G.B. I Sowerby, 1825 - (TEREBRIDAE)
- taeniolata, Triphora taeniolata R.P.J. Hervier, 1898 - (TRIPHORIDAE)
- taeniolata, Metaxia taeniolata (W.H. Dall, 1889) - (TRIPHORIDAE)
- taeniolata hyalina, Palaina taeniolata hyalina J.F. Quadras & O.F. von Möllendorff, 1894 - (DIPLOMMATINIDAE)
- taeniolata rosa, Volvarina taeniolata rosa (J.S. Schwengel, 1938) - (MARGINELLIDAE)
- taeniolata rubiginosa, Achatinella taeniolata rubiginosa W. Newcomb, 1853 - (ACHATINELLIDAE)
- taeniolatum, Buccinum taeniolatum R.A. Philippi, 1845 - syn of: Nassarius gayi L.C. Kiener, 1835 - (BUCCINIDAE)
- taeniolatum, Lunuloceras taeniolatum (Bonarelli, 1893 †) - (OPPELIIDAE) (FOSSIL)
- taeniolatus, Melampus taeniolatus J.B. Hombron & C.H. Jacquinot, 1854 - (ELLOBIIDAE)
- taeniolatus, Nassarius taeniolatus R.A. Philippi, 1845 - (NASSARIIDAE)
- taeniolatus, Trimarginites taeniolatus Jeannet, 1951 † - (OPPELIIDAE) (FOSSIL)
- taeniolus, Melampus taeniolus J.B. Hombron & C.H. Jacquinot, 1854 - (ELLOBIIDAE)
- taeniolus, Scholvienia taeniolus (P. Nyst, 1845) - (MEGASPIRIDAE)
- taeniopsoides, Euthria taeniopsoides K. Fraussen & C.M.L. Afonso, 2008 - (BUCCINIDAE)
- Taenioraphe, Subgenus Cepolis (Taenioraphe) H.A. Pilsbry, 1933 (CEPOLIDAE)
- taeniornata, Stellatoma taeniornata H.A. Pilsbry & H.N. Lowe, 1932 - syn of: Agathotoma stellata (O.A.L. Mörch, 1860) - (MANGELIIDAE)
- taeniospira, Discula taeniospira R.T. Lowe, 1855 - syn of: Discula cheiranthicola (R.T. Lowe, 1831) - (HYGROMIIDAE)
- Taeniospira, syn of: Genus Sinuopea Ulrich, 1911 † (SINUOPEIDAE) (FOSSIL)
- taenius, Buccinum taenius J.F. Gmelin, 1791 - syn of: Nassarius olivaceus (J.G. Bruguière, 1789) - (BUCCINIDAE)
- taenius, Nassarius taenius J.F. Gmelin, 1791 - syn of: Nassarius olivaceus (J.G. Bruguière, 1789) - (NASSARIIDAE)
- taepaekense, Selkirkoceras taepaekense Kobayashi, 1977 † - (ARMENOCERATIDAE) (FOSSIL)
- tafadaensis, Napaeus tafadaensis Y. Yanes, 2009 - (ENIDAE)
- Taffertia, Genus Taffertia Guex, 1973 † (HILDOCERATIDAE) (FOSSIL)
- taffi, Trigonia taffi Cragin, 1893 † - (TRIGONIIDAE) (FOSSIL)
- taffi, Larma taffi (Cragin 1893) † - (VENERIDAE) (FOSSIL)
- taffiana, Anthraconeilo taffiana Girty, 1912 † - (MALLETIIDAE) (FOSSIL)
- tafilaltana, Homoctenowakia tafilaltana Alberti, 1993 † - (PARANOWAKIIDAE) (FOSSIL)
- tafilaltense, Orthocycloceras tafilaltense Kröger, 2008 † - (ORTHOCERATIDAE) (FOSSIL)
- tafilaltense, Subdoloceras tafilaltense Kröger, 2008 † - (PSEUDORTHOCERATIDAE) (FOSSIL)
- tafilaltensis, Achguigites tafilaltensis Klug, 2002 † - (AGONIATITIDAE) (FOSSIL)
- tafilaltensis, Tachillanella tafilaltensis Horný, 1997 † - (CARCASSONNELLIDAE) (FOSSIL)
- tafilaltensis, Maxigoniatites tafilaltensis D. Korn & al., 1999 † - (MAXIGONIATITIDAE) (FOSSIL)
- Tafilaltoceras, Genus Tafilaltoceras Kröger , 2008 † (NOTHOCERATIDAE) (FOSSIL)
- tafilense, Pharciceras tafilense Termier, 1950 † - syn of: Synpharciceras clavilobum (C.L.F. von Sandberger, 1850 †) - (PHARCICERATIDAE) (FOSSIL)
- taforaltensis, Chondrina taforaltensis T. Cossignani & J. Ahuir, 2013 - (CHONDRINIDAE)
- tagalensis, Lepidotrichia tagalensis (W.L.H. Dohrn, 1863) - (HELICARIONIDAE)
- tagamichensis, Napaeus tagamichensis F.C. Henríquez, 1993 - (ENIDAE)
- taganga, Octopus taganga Guerrero-Kommritz & Camelo-Guarin, 2016 - (OCTOPODIDAE)
- taganus, Unio taganus É.A.A. Locard, 1899 - syn of: Unio abrantesianus É.A.A. Locard, 1899 - (UNIONIDAE)
- tagaroae, Lienardia tagaroae A.E. Fedosov, 2011 - (CLATHURELLIDAE)
- tagaroae, Homalopoma tagaroae Y.F. Huang, C.C. Fu & G.T. Poppe, 2016 - (COLLONIIDAE)
- tagaroae, Cylinder tagaroae L. Limpalaër & E. Monnier, 2013 - (CONIDAE)
- tagaroae, Mitra tagaroae G.T. Poppe, 2008 - (MITRIDAE)
- tagaroae, Mitromorpha tagaroae M. Chino & P. Stahlschmidt, 2009 - (MITROMORPHIDAE)
- tagaroae, Chicomurex tagaroae R. Houart, 2013 - (MURICIDAE)
- tagaroae, Daphnella tagaroae P. Stahlschmidt, G.T. Poppe & M. Chino, 2014 - (RAPHITOMIDAE)
- tagaroae, Guildfordia tagaroae A. Alf & K. Kreipl, 2006 - (TURBINIDAE)
- tagbayugana, Helicostyla satyrus tagbayugana P. Bartsch, 1919 - (BRADYBAENIDAE)
- tagbilleranus, Geophorus agglutinans tagbilleranus P. Bartsch, 1918 - (HELICINIDAE)
- tageliformis, Macoma tageliformis W.H. Dall, 1900 - (TELLINIDAE)
- Tagelus, Genus Tagelus J.G. Bruguière, 1789 (SOLECURTIDAE)
- taggartorum, Nassarius taggartorum J.T. Kuroda, 1960 † - syn of: Reticunassa paupera (A.A. Gould, 1850 †) - (NASSARIIDAE) (FOSSIL)
- tagicus, Pecten tagicus Gotter, † - (PECTINIDAE) (FOSSIL)
- tagicus laleiensis, Pecten tagicus laleiensis Erunal-Erentoz, 1958 † - (PECTINIDAE) (FOSSIL)
- tagina, Otala tagina G. Servain, 1880 - syn of: Otala lactea (O.F. Müller, 1774) - (HELICIDAE)
- tagiri, Solemya tagiri T.A. Okutani, J. Hashimoto & Miura, 2004 - (SOLEMYIDAE)
- tagliaferroi, Joculator tagliaferroi Cecalupo & Perugia, 2017 - (CERITHIOPSIDAE)
- tagolandense, Leptopoma tagolandense H.A. Pilsbry, 1908 - (CYCLOPHORIDAE)
- tagolandensis, Chloraea tagolandensis (H. Rolle, 1910) - (BRADYBAENIDAE)
- Taguahelix, Subgenus Laoma (Taguahelix) A. Powell, 1955 (PUNCTIDAE)
- taguendoufi, Miltoceras taguendoufi El Hariri & al., 1996 † - (COELOCERATIDAE) (FOSSIL)
- taguluchensis, Napaeus taguluchensis F.C. Henríquez, 1993 - (ENIDAE)
- tahaia, Hyalokellia tahaia B.K. Raines & M. Huber, 2012 - (KELLIIDAE)
- tahaia, Tellimya tahaia B.K. Raines & M. Huber, 2012 - (MONTACUTIDAE)
- tahala, Thordisa tahala G.L. Chan & T.M. Gosliner, 2007 - (DISCODORIDIDAE)
- tahanea, Serrata tahanea A. Wakefield & T. McCleery, 2002 - (MARGINELLIDAE)
- taharoaense, Lytoceras taharoaense Stevens, 1985 † - (LYTOCERATIDAE) (FOSSIL)
- tahaukuensis, Gibberula tahaukuensis T. Cossignani, 2001 - (CYSTISCIDAE)
- taheitensis, Anisocorbula taheitensis (J.B.P.A. Lamarck, 1818 †) - (CORBULIDAE) (FOSSIL)
- taheitensis, Anisocorbula taheitensis S.C.T. Hanley, 1843 - syn of: Corbula taitensis J.B.P.A. Lamarck, 1818 - (CORBULIDAE)
- Taheitia, Subgenus Truncatella (Taheitia) H. Adams & A. Adams, 1863 (TRUNCATELLIDAE)
- taheri, Corbula taheri Abbass, 1972 † - (CORBULIDAE) (FOSSIL)
- tahietensis, Succinea tahietensis L. Pfeiffer, 1847 - syn of: Succinea tahitensis L. Pfeiffer, 1847 - (SUCCINEIDAE)
- tahitense, Buccinum tahitense J.F. Gmelin, 1791 - syn of: Bullia othaeitensis (J.G. Bruguière, 1789) - (BUCCINIDAE)
- tahitensis, Scalinella tahitensis (W.H. Pease, 1861) - (ASSIMINEIDAE)
- tahitensis, Corbula tahitensis S.C.T. Hanley, 1843 - syn of: Corbula taitensis J.B.P.A. Lamarck, 1818 - (CORBULIDAE)
- tahitensis, Peristernia tahitensis R.P. Lesson, 1842 - syn of: Peristernia taitensis (R.P. Lesson, 1842) - (FASCIOLARIIDAE)
- tahitensis, Orobophana tahitensis (W.H. Pease, 1870) - (HELICINIDAE)
- tahitensis, Lima tahitensis E.A. Smith, 1885 - (LIMIDAE)
- tahitensis, Tectura tahitensis W.H. Pease, 1868 - syn of: Cellana taitensis (P.F. Röding, 1798) - (LOTTIIDAE)
- tahitensis, Mitra tahitensis A. Garrett, 1880 - syn of: Mitra coffea G.H. Schubert & J.A. Wagner, 1829 - (MITRIDAE)
- tahitensis, Cellana tahitensis W.H. Pease, 1868 - syn of: Cellana taitensis (P.F. Röding, 1798) - (NACELLIDAE)
- tahitensis, Bullia tahitensis (J.F. Gmelin, 1791) - (NASSARIIDAE)
- tahitensis, Cyclostoma tahitensis W.H. Pease, 1861 - syn of: Atropis scitula (A.A. Gould, 1847) - (POMATIIDAE)
- tahitensis, Asaphis tahitensis A.C. Bernardi, 1852 - syn of: Asaphis violascens (P. Forsskål in C. Niebuhr, 1775) - (PSAMMOBIIDAE)
- tahitensis, Tenagodus tahitensis O.A.L. Mörch, 1861 - (SILIQUARIIDAE)
- tahitensis, Succinea tahitensis L. Pfeiffer, 1847 - (SUCCINEIDAE)
- tahitensis, Melania tahitensis W.H. Pease - syn of: Melania mauiensis I. Lea, 1856 - (THIARIDAE)
- tahitensis, Pitar tahitensis (R.A. Philippi, 1851) - (VENERIDAE)
- tahitensis, Periglypta tahitensis R.A. Philippi, 1851 - syn of: Pitar tahitensis (R.A. Philippi, 1851) - (VENERIDAE)
- tahitiana, Septaria tahitiana Eichhorst, 2016 - (NERITIDAE)
- tahitiana, Vaginula tahitiana H.R. Simroth, 1918 - syn of: Sarasinula plebeia (H. Fischer, 1898) - (VERONICELLIDAE)
- tahitianum, Caecum tahitianum M. Pizzini & B.K. Raines, 2011 - (CAECIDAE)
- tahitiensis, Marshallopsis tahitiensis A. Cecalupo & I. Perugia, 2014 - (CERITHIOPSIDAE)
- tahitiensis, Conus tahitiensis P. Dautzenberg, 1932 - syn of: Rhizoconus rattus (C.H. Hwass in J.G. Bruguière, 1792) - (CONIDAE)
- tahitiensis, Cylichna tahitiensis R.B. Watson, 1883 - (CYLICHNIDAE)
- tahitiensis, Subcancilla tahitiensis M. Herrmann & R. Salisbury, 2012 - (MITRIDAE)
- tahlequahensis, Deltopecten tahlequahensis Snider, 1915 † - (DELTOPECTINIDAE) (FOSSIL)
- tahoensis, Hemiprionites tahoensis (Yehara, 1926 †) - (PRIONITIDAE) (FOSSIL)
- Tahua, Genus Tahua Begg & Grant-Mackie, 2003 † (PLEUROTOMARIIDAE) (FOSSIL)
- Tahuatoa, Subgenus Mendana (Tahuatoa) F.C. Baker, 1938 (EUCONULIDAE)
- Tahudrilla, Genus Tahudrilla † (NEOGASTROPODA (UNASSIGNED)) (FOSSIL)
- Tahudrillia, Genus Tahudrillia Powell, 1942 † (CONOIDEA (UNASSIGNED)) (FOSSIL)
- tahuensis, Conilithes tahuensis (R.S. Allan, 1926 †) - (CONIDAE) (FOSSIL)
- tahuensis, Prototyphis tahuensis (P.A. Maxwell, 1971 †) - (MURICIDAE) (FOSSIL)
- tahuensis, Mormulasta tahuensis (C.R. Laws, 1937 †) - (PYRAMIDELLIDAE) (FOSSIL)
- Tahuia, Genus Tahuia Maxwell, 1992 † (CONOIDEA (UNASSIGNED)) (FOSSIL)
- tahuia, Eoscobinella tahuia Powell, 1942 † - (CONOIDEA (UNASSIGNED)) (FOSSIL)
- tahuia, Pseudoportlandia tahuia J. Marwick, 1942 † - (NUCULANIDAE) (FOSSIL)
- tahuia, Zeacuminia tahuia Finlay, 1930 † - (TEREBRIDAE) (FOSSIL)
- tahuianus, Serripecten tahuianus C.R. Laws, 1935 † - (PECTINIDAE) (FOSSIL)
- Tahunacca, Genus Tahunacca Maxwell, 1992 † (NATICIDAE) (FOSSIL)
- Tahunanuia, syn of: Genus Anisodonta G.P. Deshayes, 1858 (BASTEROTIIDAE)
- Tahusyrinx, syn of: Genus Cochlespira Conrad, 1865 † (COCHLESPIRIDAE) (FOSSIL)
- tahwitanus, Latisipho tahwitanus (W.H. Dall, 1918) - (BUCCINIDAE)
- taia, Segmentina taia T.N. Annandale & Surya Rao, 1925 - (PLANORBIDAE)
- Taia, Genus Taia T.N. Annandale, 1918 (VIVIPARIDAE)
- taiaroa, Chlamys taiaroa A.W.B. Powell, 1952 - syn of: Talochlamys dichroa (H.H. Suter, 1909) - (PECTINIDAE)
- taiaroa, Tahua taiaroa Begg & J. Grant-Mackie, 2003 † - (PLEUROTOMARIIDAE) (FOSSIL)
- taiaroa, Pyrgiscus taiaroa (C.R. Laws, 1937) - (PYRAMIDELLIDAE)
- taibuensis, Hemizaptyx taibuensis C.K. Chang & A. Tada, 2005 - (CLAUSILIIDAE)
- taichoutense, Bathmoceras taichoutense Kröger & B. Lefebvre, 2012 † - (BATHMOCERATIDAE) (FOSSIL)
- taidonense, Conocardium taidonense Tolmatchoff, 1924 † - syn of: Filicardia taidonense (Tolmatchoff, 1924 †) - (CONOCARDIIDAE) (FOSSIL)
- taidonense, Filicardia taidonense (Tolmatchoff, 1924 †) - (HIPPOCARDIOIDEA (UNASSIGNED)) (FOSSIL)
- Taieria, syn of: Genus Galeodea J.H.F. Link, 1807 (CASSIDAE)
- taieriensis, Borniola taieriensis (A.W.B. Powell, 1939) - (LASAEIDAE)
- taigai, Cyclostremiscus taigai (L.G. Hertlein & A.M. Strong, 1951) - (TORNIDAE)
- taihakuense, Cycloceras taihakuense T. Kobayashi, 1934 † - syn of: Sactorthoceras makkolense (T. Kobayashi, 1927 †) - (BALTOCERATIDAE) (FOSSIL)
- taihakuensis, Liospira taihakuensis Kobayashi, 1934 † - (EOTOMARIIDAE) (FOSSIL)
- Taihua, Genus Taihua T.N. Annandale, 1924 (LITHOGLYPHIDAE)
- taila, Aglaja taila Er. Marcus & Ev. Marcus, 1966 - syn of: Aglaja tricolorata S.A. Renier, 1807 - (AGLAJIDAE)
- tailandensis, Semperula tailandensis J.W. Thomé & al., 1994 - (VERONICELLIDAE)
- taillanderi, Candidula taillanderi J.R. Bourguignat in É.A.A. Locard, 1894 - syn of: Candidula gigaxii (L. Pfeiffer, 1850) - (HYGROMIIDAE)
- tailleuri, Otapiria tailleuri Imlay, 1967 † - (MONOTIDAE) (FOSSIL)
- taimyrense, Byrrangoceras taimyrense Dagys, 1997 † - (BYRRANGOCERATIDAE) (FOSSIL)
- taimyrense, Eboraciceras taimyrense Meledina, 1977 † - (CARDIOCERATIDAE) (FOSSIL)
- taimyrense, Anoploceras taimyrense Schtastlivtceva, 1986 † - (TAINOCERATIDAE) (FOSSIL)
- taimyrensis, Danubites taimyrensis Vavilov, 1969 † - (DANUBITIDAE) (FOSSIL)
- taimyrensis, Discophyllites taimyrensis A.M. Popov, 1961 † - (DISCOPHYLLITIDAE) (FOSSIL)
- taimyrensis, Grambergia taimyrensis A.M. Popov, 1961 † - (LONGOBARDITIDAE) (FOSSIL)
- taimyrensis, Longobardites taimyrensis Bychkov, 1976 † - syn of: Intornites nevadanus (A. Hyatt & Smith, 1905 †) - (LONGOBARDITIDAE) (FOSSIL)
- taimyrensis, Taimyrodon taimyrensis Kurushin, 1985 † - (MALLETIIDAE) (FOSSIL)
- taimyrensis, Taimyria taimyrensis Lutkevich, 1951 † - (MODIOMORPHIDAE) (FOSSIL)
- taimyrensis, Oxydiscites taimyrensis Mesezhnikov, 1976 † - (OPPELIIDAE) (FOSSIL)
- taimyrensis, Bositra taimyrensis Kurushin, 1980 † - (POSIDONIIDAE) (FOSSIL)
- taimyrensis, Koninckitoides taimyrensis Dagis & Ermakova, 1988 † - (PROPTYCHITIDAE) (FOSSIL)
- Taimyria, Genus Taimyria Lutkevich, 1951 † (MODIOMORPHIDAE) (FOSSIL)
- taimyricus, Alekseites taimyricus Lyashenko, 1969 † - (VOLYNITIDAE) (FOSSIL)
- Taimyroconus, Genus Taimyroconus Guzhov, 2015 † (CALYPTRAEIDAE) (FOSSIL)
- Taimyrodon, Genus Taimyrodon Vokes, 1980 † (MALLETIIDAE) (FOSSIL)
- Taimyrokolymia, Genus Taimyrokolymia Biakov, 2008 † (KOLYMIIDAE) (FOSSIL)
- Taimyrolobia, Genus Taimyrolobia Kurushin, 1998 † (HALOBIIDAE) (FOSSIL)
- Taimyronectes, Genus Taimyronectes Kurushin, 1987 † (PECTINIDAE) (FOSSIL)
- Taimyrosphinctes, Genus Taimyrosphinctes Mesezhnikov , 1974 † (DORSOPLANITIDAE) (FOSSIL)
- taina, Volvarina taina J. Espinosa & J.A. Ortea, 2013 - (MARGINELLIDAE)
- tainiata, Anculosa tainiata T.A. Conrad, 1834 - (PLEUROCERIDAE)
- Tainionautilus, Genus Tainionautilus von Mojsisovics, 1902 † (TAINOCERATIDAE) (FOSSIL)
- taino, Elysia taino Krug, Vendetti & Valdés, 2016 - (PLAKOBRANCHIDAE)
- tainoa, Buchema tainoa (L.F. Corea, 1934) - (HORAICLAVIDAE)
- tainoa, Carinodrillia tainoa L.F. Corea, 1934 - syn of: Buchema tainoa (L.F. Corea, 1934) - (PSEUDOMELATOMIDAE)
- Tainoceras, Genus Tainoceras Hyatt, 1883 † (TAINOCERATIDAE) (FOSSIL)
- TAINOCERATIDAE Hyatt, 1883 † - Family (CEPHALOPODA-NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TAINOCERATOIDEA [Superfamily]) (FOSSIL)
- Tainonautilus, syn of: Genus Tainionautilus von Mojsisovics, 1902 † (TAINOCERATIDAE) (FOSSIL)
- taintori, Xenodiscula taintori C. Goodrich & H. Van Der Schalie, 1937 - (SAGDIDAE)
- tainui, Pecten tainui H.J. Finlay, 1930 - syn of: Pecten novaezelandiae L.A. Reeve, 1852 - (PECTINIDAE)
- tainui, Leptopyrgus tainui M. Haase, 2008 - (TATEIDAE)
- tainui aotea, Pecten tainui aotea C.A. Fleming, 1953 - syn of: Pecten novaezelandiae L.A. Reeve, 1852 - (PECTINIDAE)
- taioma, Ledina taioma (H.J. Finlay & J. Marwick, 1937 †) - (NUCULANIDAE) (FOSSIL)
- taioma, Jupiteria taioma H.J. Finlay & J. Marwick, 1937 † - syn of: Ledina taioma (H.J. Finlay & J. Marwick, 1937 †) - (NUCULANIDAE) (FOSSIL)
- Taioma, Genus Taioma Finlay & Marwick, 1937 † (TAIOMIDAE) (FOSSIL)
- TAIOMIDAE Finlay & Marwick, 1937 † - Family (GASTROPODA-CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]) (FOSSIL)
- taipa, Cytora taipa B.A. Marshall & G.M. Barker, 2007 - (LIAREIDAE)
- taipara, Sinployea taipara F.J. Brook, 2010 - (CHAROPIDAE)
- Taipidon, Genus Taipidon G.A. Solem, 1976 (ENDODONTIDAE)
- taipuensis, Rhinus rochai taipuensis F.C. Baker, 1914 - (SIMPULOPSIDAE)
- Taireva, Subgenus Taitaa (Taireva) C.M. Cooke & Y. Kondo, 1960 (ACHATINELLIDAE)
- tairona, Solen tairona R. von Cosel, 1985 - (SOLENIDAE)
- tairyoensis, Turbonilla tairyoensis S. Nomura, 1938 - (PYRAMIDELLIDAE)
- tairyuujiensis, Diplommatina shikokuensis tairyuujiensis J.T. Kuroda & J.M. Abe, 1980 - (DIPLOMMATINIDAE)
- tais, Mendana tais (L. Pfeiffer, 1849) - (EUCONULIDAE)
- taishakuensis, Dombarites taishakuensis Ehiro, Nishikawa & Nishikawa, 2013 † - (DELEPINOCERATIDAE) (FOSSIL)
- taita, Cuthona taita M. Edmunds, 1970 - (FIONIDAE)
- Taita, Genus Taita Laws, 1948 † (SCAPHANDRIDAE) (FOSSIL)
- Taitaa, Genus Taitaa C.M. Cooke & Y. Kondo, 1960 (ACHATINELLIDAE)
- taitae, Austrofusus taitae (J. Marwick, 1924 †) - (BUCCINIDAE) (FOSSIL)
- taitae, Cribrarula taitae (C.M. Burgess, 1993) - (CYPRAEIDAE)
- taitana, Septaria taitana A. Mousson, 1869 - (NERITIDAE)
- taitense, Neripteron taitense R.P. Lesson, 1830 - syn of: Neritina taitensis (R.P. Lesson, 1831) - (NERITIDAE)
- taitensis, Conus taitensis C.H. Hwass in J.G. Bruguière, 1792 - syn of: Rhizoconus rattus (C.H. Hwass in J.G. Bruguière, 1792) - (CONIDAE)
- taitensis, Corbula taitensis J.B.P.A. Lamarck, 1818 - (CORBULIDAE)
- taitensis, Peristernia taitensis (R.P. Lesson, 1842) - (FASCIOLARIIDAE)
- taitensis, Cellana taitensis (P.F. Röding, 1798) - (NACELLIDAE)
- taitensis, Neritina taitensis (R.P. Lesson, 1831) - (NERITIDAE)
- taitensis, Gulella taitensis B. Verdcourt, 1963 - (STREPTAXIDAE)
- taiti, Schizodus taiti Wilson † - (SCHIZODIDAE) (FOSSIL)
- taitiana, Anculosa taitiana I. Lea, 1841 - (PLEUROCERIDAE)
- taitianum, Pleurobema taitianum I. Lea, 1834 - (UNIONIDAE)
- taivanensis, Philomycus taivanensis H.R. Simroth, 1890 - syn of: Meghimatium bilineatum (W.H. Benson, 1842) - (PHILOMYCIDAE)
- taivanum, Leptopoma vitreum taivanum O.F. von Möllendorff, 1883 - (CYCLOPHORIDAE)
- taivanum, Leptopoma nitidum taivanum (G.B. Sowerby, 1843) - (CYCLOPHORIDAE)
- taivanus, Cyclotus taivanus A. Adams, 1870 - (CYCLOPHORIDAE)
- taivanus dilatus, Cyclotus taivanus dilatus Y.C. Lee & W.L. Wu, 2001 - (CYCLOPHORIDAE)
- taivanus diminutus, Cyclotus taivanus diminutus J.T. Kuroda & T. Kano, 1941 - (CYCLOPHORIDAE)
- taivanus koshuensis, Cyclotus taivanus koshuensis H.A. Pilsbry & Y. Hirase, 1908 - (CYCLOPHORIDAE)
- taivanus peraffinis, Cyclotus taivanus peraffinis H.A. Pilsbry & Y. Hirase, 1905 - (CYCLOPHORIDAE)
- taivaricosa, Inquisitor taivaricosa C.K. Chang & W.L. Wu, 2000 - (PSEUDOMELATOMIDAE)
- taiwainica, Plicolyria planicostata taiwainica (T.C. Lan, 1975 †) - (VOLUTIDAE) (FOSSIL)
- taiwana, Morula taiwana K.Y. Lai & P.O. Jung, 2012 - (MURICIDAE)
- Taiwanassiminea, Subgenus Assiminea (Taiwanassiminea) J.T. Kuroda & T. Habe, 1950 (ASSIMINEIDAE)
- taiwanbale, Mitra taiwanbale Huang & Salisbury, 2017 - (MITRIDAE)
- Taiwancorbicula, Genus Taiwancorbicula Kanno & Chung, 1975 † (CARDIIDA (UNASSIGNED)) (FOSSIL)
- taiwanense, Amusium japonicum taiwanense H.H. Dijkstra, 1988 - (PECTINIDAE)
- taiwanense, Pisidium taiwanense J.T. Kuroda, 1941 - syn of: Pisidium casertanum (Poli, 1791) - (SPHAERIIDAE)
- taiwanense tienchiense, Pisidium taiwanense tienchiense C.K. Chang & G.Y. Lin, 1978 - syn of: Pisidium casertanum (Poli, 1791) - (SPHAERIIDAE)
- taiwanensis, Paludinella taiwanensis T. Habe, 1942 - (ASSIMINEIDAE)
- taiwanensis, Vepricardium taiwanensis O. Masuda & Y.F. Huang, 1990 † - (CARDIIDAE) (FOSSIL)
- taiwanensis, Bartschia taiwanensis K.Y. Lai & P.O. Jung, 2012 - syn of: Belomitra brachytoma (M.M. Schepman, 1913) - (COLUBRARIIDAE)
- taiwanensis, Corbula taiwanensis S. Nomura, 1933 - syn of: Corbula solidula R.B. Hinds, 1843 - (CORBULIDAE)
- taiwanensis, Paradrillia taiwanensis (S. Nomura, 1935) - (HORAICLAVIDAE)
- taiwanensis, Lucinoma taiwanensis R. von Cosel & P. Bouchet, 2008 - (LUCINIDAE)
- taiwanensis, Bathymodiolus taiwanensis R. von Cosel, 2008 - (MYTILIDAE)
- taiwanensis, Philomycus taiwanensis H.R. Simroth, 1903 - (PHILOMYCIDAE)
- taiwanensis, Chrysallida taiwanensis S. Nomura, 1938 - (PYRAMIDELLIDAE)
- taiwanensis, Terebra taiwanensis U. Aubry, 1999 - (TEREBRIDAE)
- taiwanensis, Lyrodus taiwanensis Is. Taki & T. Habe, 1945 - syn of: Lyrodus pedicellatus (J.L.A. Quatrefages, 1849) - (TEREDINIDAE)
- taiwanensis, Pseudotalopia taiwanensis (C. Chen, 2006) - (TROCHIDAE)
- taiwanensis, Enida taiwanensis Z.Z. Dong, 2002 - (TROCHIDAE)
- taiwanensis, Costellipitar taiwanensis (M. Yokoyama †) - (VENERIDAE) (FOSSIL)
- taiwanica, Ariophanta taiwanica O.F. von Möllendorff, 1885 - (ARIOPHANTIDAE)
- taiwanica, Otesiopsis taiwanica (J.T. Kuroda, 1941) - (ARIOPHANTIDAE)
- taiwanica, Acmella taiwanica J.T. Kuroda & T. Habe - (ASSIMINEIDAE)
- taiwanica, Aegista taiwanica Y. Hirase, 1941 - (BRADYBAENIDAE)
- taiwanica, Formosana taiwanica H.A. Pilsbry, 1901 - (CLAUSILIIDAE)
- taiwanica, Cardiomya taiwanica T.A. Okutani & T.C. Lan, 1999 - (CUSPIDARIIDAE)
- taiwanica, Diplommatina taiwanica H.A. Pilsbry & Y. Hirase, 1905 - (DIPLOMMATINIDAE)
- taiwanica, Mirus taiwanica O.F. von Möllendorff, 1884 - (ENIDAE)
- taiwanica, Coneuplecta turrita taiwanica H.A. Pilsbry & Y. Hirase, 1905 - (EUCONULIDAE)
- taiwanica, Apicalia taiwanica J.T. Kuroda, 1964 - (EULIMIDAE)
- taiwanica, Lyonsia taiwanica T.C. Lan & T.A. Okutani, 2002 - (LYONSIIDAE)
- taiwanica, Cancilla isabella taiwanica T. Shikama & C.S. Chiang, 1977 - (MITRIDAE)
- taiwanica, Fronsella taiwanica Y.T. Ueng & J.P. Wang, 2005 - (MONTACUTIDAE)
- taiwanica, Lataxiena taiwanica T. Shikama, 1978 - syn of: Indothais sacellum (J.F. Gmelin, 1791) - (MURICIDAE)
- taiwanica, Nuculana taiwanica T.A. Okutani & T.C. Lan, 1998 - (NUCULANIDAE)
- taiwanica, Rissoina taiwanica C.K. Chang & W.L. Wu, 2004 - (RISSOINIDAE)
- taiwanica, Enteroplax taiwanica H. Minato & A. Tada, 1992 - (STROBILOPSIDAE)
- taiwanica, Novatrivia taiwanica D. Fehse, 2015 - (TRIVIIDAE)
- taiwanica, Lyria taiwanica S. Kosuge, 1980 † - syn of: Plicolyria planicostata (G.B. III Sowerby, 1903 †) - (VOLUTIDAE) (FOSSIL)
- taiwanica boholensis, Lyria taiwanica boholensis S. Kosuge, 1980 - syn of: Lyria boholensis S. Kosuge, 1980 - (VOLUTIDAE)
- taiwanica camura, Diplommatina taiwanica camura H.A. Pilsbry & Y. Hirase, 1905 - (DIPLOMMATINIDAE)
- taiwanica karenkoensis, Diplommatina taiwanica karenkoensis J.T. Kuroda, 1941 - (DIPLOMMATINIDAE)
- taiwanica suganiikeiensis, Diplommatina taiwanica suganiikeiensis H.A. Pilsbry & Y. Hirase, 1905 - (DIPLOMMATINIDAE)
- taiwanicum, Cyathopoma taiwanicum H.A. Pilsbry & Y. Hirase, 1905 - (CYCLOPHORIDAE)
- taiwanicum, Epitonium taiwanicum F.A. Schilder & M. Schilder, 1938 - (EPITONIIDAE)
- taiwanicum, Punctum taiwanicum H.A. Pilsbry & Y. Hirase, 1905 - (PUNCTIDAE)
- taiwanicum degeneratum, Cyathopoma taiwanicum degeneratum H.A. Pilsbry & Y. Hirase, 1905 - (CYCLOPHORIDAE)
- taiwanicus, Sinautilus taiwanicus Tao & Hu, 2005 † - (NAUTILIDA (UNASSIGNED)) (FOSSIL)
- taiwanicus, Cistopus taiwanicus Liao & C.C. Lu, 2009 - (OCTOPODIDAE)
- taiwanicus, Pupoides taiwanicus J.T. Kuroda, 1941 - (PUPILLIDAE)
- taiwanicus, Nodularia douglasiae taiwanicus H.A. Pilsbry & Y. Hirase, 1905 - (UNIONIDAE)
- Taiwannuculana, Genus Taiwannuculana T.A. Okutani & T.C. Lan, 1999 (MALLETIIDAE)
- Taiwanobarnea, Genus Taiwanobarnea Wang, 1983 † (CARDIIDA (UNASSIGNED)) (FOSSIL)
- Taiwanosiphona, syn of: Genus Chalepotaxis C.M.F. Ancey, 1887 (BRADYBAENIDAE)
- taiwanum, Kummeloceras taiwanum Y.F. Huang † - (DOMATOCERATIDAE) (FOSSIL)
- taiziheense, Sinoeremoceras taiziheense Jun-Yuan & Teichert, 1983 † - (PLECTRONOCERATIDAE) (FOSSIL)
- Tajaroceras, Genus Tajaroceras Hook & Flower, 1976 † (TROEDSSONELLIDAE) (FOSSIL)
- tajimae, Limopsis tajimae G.B. III Sowerby, 1914 - syn of: Limopsis tokaiensis M. Yokoyama, 1910 - (LIMOPSIDAE)
- tajimae emphaticus, Limopsis tajimae emphaticus T. Kira, 1959 - syn of: Limopsis tokaiensis M. Yokoyama, 1910 - (LIMOPSIDAE)
- tajmurica, Palaeanodonta tajmurica (Malovetskaja in Lobanova & al., 1969 †) - (PALAEANODONTIDAE) (FOSSIL)
- tajoensis, Corrosella tajoensis (H.D. Boeters, H. Girardi & T. Knebelsberger, 2015) - (HYDROBIIDAE)
- tajourensis, Famelica tajourensis A.V. Sysoev & Y.I. Kantor, 1987 - (RAPHITOMIDAE)
- takabanarensis, Cochlespira takabanarensis F.S. MacNeil, 1960 † - (COCHLESPIRIDAE) (FOSSIL)
- takabanarensis, Nassaria takabanarensis (F.S. MacNeil, 1960 †) - (NASSARIIDAE) (FOSSIL)
- takabanarensis, Nihonophos takabanarensis F.S. MacNeil, 1960 † - syn of: Nassaria takabanarensis (F.S. MacNeil, 1960 †) - (NASSARIIDAE) (FOSSIL)
- takae, Aperiovula takae C.N. Cate, 1973 - syn of: Sandalia meyeriana (C.N. Cate, 1973) - (OVULIDAE)
- takaeopsis, Aperiovula takaeopsis C.N. Cate, 1978 - syn of: Sandalia meyeriana (C.N. Cate, 1973) - (OVULIDAE)
- takagawai, Buccinum takagawai T. Habe & K. Itô, 1972 - (BUCCINIDAE)
- takagii, Miraphaedusa takagii H. Nordsieck, 2005 - (CLAUSILIIDAE)
- takagii, Atractophaedusa takagii H. Nordsieck, 2005 - (CLAUSILIIDAE)
- takagii, Grandinenia takagii C.K. Chang, 2004 - (CLAUSILIIDAE)
- takagii capreolus, Grandinenia takagii capreolus H. Nordsieck, 2005 - (CLAUSILIIDAE)
- takagii gigas, Grandinenia takagii gigas H. Nordsieck, 2007 - (CLAUSILIIDAE)
- takagii rubens, Grandinenia takagii rubens H. Nordsieck, 2005 - syn of: Grandinenia gastrum rubens (H. Nordsieck, 2005) - (CLAUSILIIDAE)
- Takahashia, syn of: Genus Takahashiceras Hoffmann & Howarth, 2015 † (LYTOCERATIDAE) (FOSSIL)
- Takahashiceras, Genus Takahashiceras Hoffmann & Howarth, 2015 † (LYTOCERATIDAE) (FOSSIL)
- takahashii, Hemiphaedusa takahashii J.T. Kuroda, 1941 - (CLAUSILIIDAE)
- takahashii, Chamalycaeus takahashii T. Habe, 1976 - (CYCLOPHORIDAE)
- takahashii, Pustularia cicercula takahashii (F. Moretzsohn, 2007) - (CYPRAEIDAE)
- takahashii, Mesopuzosia takahashii (E. Matsumoto, 1988 †) - (DESMOCERATIDAE) (FOSSIL)
- takahashii, Nipponochlamys takahashii J.T. Kuroda & T. Habe, 1969 - (HELICARIONIDAE)
- takahashii, Trochochlamys fraterna takahashii J.T. Kuroda, 1963 - (HELICARIONIDAE)
- takahashii, Babelomurex takahashii (S. Kosuge, 1979) - (MURICIDAE)
- takahashii, Fortipecten takahashii (M. Yokoyama, 1930 †) - (PECTINIDAE) (FOSSIL)
- takahashii, Leptomaria takahashii M.G. Harasewych & S. Kiel, 2007 † - (PLEUROTOMARIIDAE) (FOSSIL)
- takahasii, Satsuma arisana takahasii J.T. Kuroda, 1941 - (CAMAENIDAE)
- takahidei, Paraegista takahidei J.T. Kuroda & M. Azuma, 1951 - (BRADYBAENIDAE)
- takahokoensis, Macoma takahokoensis A. Yamamoto & T. Habe, 1959 - (TELLINIDAE)
- takaii, Malletia takaii T.A. Okutani, 1968 - (MALLETIIDAE)
- takaizumii, Timorites takaizumii Ehiro & Araki, 1997 † - (CYCLOLOBIDAE) (FOSSIL)
- takakaensis, Rotadiscus takakaensis (F.M. Climo, 1981) - (CHAROPIDAE)
- takakaensis, Opacuincola takakaensis M. Haase, 2008 - (TATEIDAE)
- takakoae, Graptacme takakoae E. Tsuchida & Tachi, 1999 - (DENTALIIDAE)
- takakoe, Episiphon takakoe T. Kira, 1959 - (GADILINIDAE)
- takakuwai, Vexillum takakuwai W.O. Cernohorsky & M. Azuma, 1974 - (COSTELLARIIDAE)
- takanabensis, Nihonia mirabilis takanabensis (Y. Otuka, 1959) - (COCHLESPIRIDAE)
- takanoshimana, Paludinellassiminea japonica takanoshimana (H.A. Pilsbry, 1924) - (ASSIMINEIDAE)
- takanoshimensis, Lyrodus takanoshimensis (G.F. Roch, 1929) - (TEREDINIDAE)
- takanosimensis, Aeolidiella takanosimensis K. Baba, 1930 - syn of: Anteaeolidiella indica (L.S.R. Bergh, 1888) - (AEOLIDIIDAE)
- takaoensis, Nuculana takaoensis K. Otsuka, 1936 - (NUCULANIDAE)
- takapauensis, Penion takapauensis (C.A. Fleming, 1943 †) - (BUCCINIDAE) (FOSSIL)
- takapauensis, Austrosipho takapauensis C.A. Fleming, 1943 † - syn of: Penion takapauensis (C.A. Fleming, 1943 †) - (BUCCINIDAE) (FOSSIL)
- takapauensis, Zeacolpus takapauensis J. Marwick, 1965 † - (TURRITELLIDAE) (FOSSIL)
- takapunaensis, Odostomia takapunaensis H.H. Suter, 1908 - (PYRAMIDELLIDAE)
- takaradaiense, Nemocardium takaradaiense Scheremetjeva, 1977 † - (CARDIIDAE) (FOSSIL)
- takaradaiensis, Nampiella takaradaiensis (L. Krishtofovich, 1957 †) - (YOLDIIDAE) (FOSSIL)
- takarai, Pseudobuliminus takarai J.T. Kuroda, 1960 - (BRADYBAENIDAE)
- takarai, Hemiphaedusa takarai J.T. Kuroda, 1960 - (CLAUSILIIDAE)
- takarajimana, Euhadra takarajimana M. Azuma, 1985 - (BRADYBAENIDAE)
- takasago, Miralda takasago S. Nomura, 1938 - (PYRAMIDELLIDAE)
- Takasagohadra, Genus Takasagohadra Kuroda, 1941 (BRADYBAENIDAE)
- Takasagovolva, Genus Takasagovolva M. Azuma, 1974 (OVULIDAE)
- takaseanum, Calliostoma takaseanum (T.A. Okutani, 1972) - (CALLIOSTOMATIDAE)
- Takashia, syn of: Genus Pendaloma T. Iredale, 1930 (PERIPLOMATIDAE)
- takashigei, Monstrotyphis takashigei Houart & Chino, 2016 - (MURICIDAE)
- takashii, Nucula takashii F.R. Bernard, 1983 - syn of: Nucula carlottensis (W.H. Dall, 1897) - (NUCULIDAE)
- takashimai, Diplommatina tanegashimae takashimai J.T. Kuroda - (DIPLOMMATINIDAE)
- takashinensis, Pholadomya takashinensis T. Nagao, 1943 - (PHOLADOMYIDAE)
- takatukayamaensis, Potamocorbula amurensis takatukayamaensis Y. Ando, 1965 - (CORBULIDAE)
- take, Syrnola take S. Nomura, 1938 - (PYRAMIDELLIDAE)
- takedai, Nipponochloritis takedai H. Minato, 1984 - (CAMAENIDAE)
- takedai, Fusitriton takedai T. Habe, 1979 - (RANELLIDAE)
- takedai, Scaphander takedai (T. Habe, 1981) - (SCAPHANDRIDAE)
- Takemasaia, Genus Takemasaia M. Azuma & H. Minato 1976 (HELICARIONIDAE)
- takenoko, Thaluta takenoko G. Rosenberg & P. Callomon, 2004 - (COSTELLARIIDAE)
- takeoana, Mygallia takeoana Saul & W.P. Popenoe, 1962 † - (TANCREDIIDAE) (FOSSIL)
- takeoi, Dentiovula takeoi C.N. Cate & M. Azuma in C.N. Cate, 1973 - syn of: Crenavolva striatula (G.B. I Sowerby, 1828) - (OVULIDAE)
- takeokaensis, Ptychobela takeokaensis (Y. Otuka, 1949) - (PSEUDOMELATOMIDAE)
- takeokensis, Clathrodrillia takeokensis Y. Otuka, 1949 - syn of: Crassispira takeokensis (Y. Otuka, 1949) - (DRILLIIDAE)
- takeokensis, Crassispira takeokensis (Y. Otuka, 1949) - (PSEUDOMELATOMIDAE)
- takeokensis, Brachytoma takeokensis Y. Otuka, 1949 - syn of: Crassispira takeokensis (Y. Otuka, 1949) - (PSEUDOMELATOMIDAE)
- takeyamai, Ringicula takeyamai (T. Habe, 1950) - (RINGICULIDAE)
- takeyamai, Ringiculina takeyamai T. Habe, 1950 - syn of: Ringicula takeyamai (T. Habe, 1950) - (RINGICULIDAE)
- Takfaia, Genus Takfaia Nützel & Ketwetsuriya, 2016 † (EOTOMARIIDAE) (FOSSIL)
- takhbtitense, Prionoceras takhbtitense W. Korn, Bockwinkel & Ebbighausen, 2014 † - (PRIONOCERATIDAE) (FOSSIL)
- takhliensis, Trachydomia takhliensis A. Nützel & Ketwetsuriya, 2016 † - (TRACHYSPIRIDAE) (FOSSIL)
- Takia, Subgenus Dermomurex (Takia) J.T. Kuroda, 1953 (MURICIDAE)
- takii, Ferreiraella takii (W.L. Wu & T.A. Okutani, 1984) - (ABYSSOCHITONIDAE)
- takii, Lactiforis takii (J.T. Kuroda, 1928) - (AMPHIBOLIDAE)
- takii, Pliciphaedusa hemileuca takii (J.T. Kuroda, 1936) - (CLAUSILIIDAE)
- takii, Lepirodes takii (J.T. Kuroda, 1945) - (GALEOMMATIDAE)
- takii, Lepidozona takii W.L. Wu & T.A. Okutani, 1984 - syn of: Ferreiraella takii (W.L. Wu & T.A. Okutani, 1984) - (ISCHNOCHITONIDAE)
- takiisaoi, Neocancilla takiisaoi (J.T. Kuroda, 1959) - (MITRIDAE)
- takinogawensis, Chrysallida takinogawensis S. Tokunaga, 1906 - (PYRAMIDELLIDAE)
- Takirissoina, Subgenus Zebina (Takirissoina) K. Oyama, 1962 (ZEBINIDAE)
- takisoai, Vexillum takisoai J.T. Kuroda, 1959 - syn of: Neocancilla takiisaoi (J.T. Kuroda, 1959) - (COSTELLARIIDAE)
- takisoai, Neocancilla takisoai J.T. Kuroda, 1959 - syn of: Neocancilla takiisaoi (J.T. Kuroda, 1959) - (MITRIDAE)
- takkiriensis, Satsuma arisana takkiriensis J.T. Kuroda, 1941 - (CAMAENIDAE)
- takliensis, Paludina takliensis Hislop, 1859 † - (VIVIPARIDAE) (FOSSIL)
- takoensis, Cunearca takoensis S. Nomura, 1933 - syn of: Anadara craticulata (P. Nyst, 1848) - (ARCIDAE)
- takoensis, Arca takoensis S. Nomura, 1933 - syn of: Anadara craticulata (P. Nyst, 1848) - (ARCIDAE)
- takonourana, Siogamaia takonourana (S. Nomura, 1938) - (PYRAMIDELLIDAE)
- takonourana, Odostomia takonourana S. Nomura, 1938 - syn of: Siogamaia takonourana (S. Nomura, 1938) - (PYRAMIDELLIDAE)
- takoradiensis, Edmundsina takoradiensis J.A. Ortea, 2013 - (RUNCINIDAE)
- takoyensis, Yagudinella takoyensis A.I. Kafanov & Savizky, 1982 - syn of: Serripes groenlandicus (N.P. Mohr, 1786) - (CARDIIDAE)
- takoyensis, Apolymetis takoyensis Khudik, 1880 † - (TELLINIDAE) (FOSSIL)
- takredica, Massylaea takredica (J.R. Bourguignat, 1883) - (HELICIDAE)
- takujii, Calliostoma takujii S. Kosuge, 1986 - (CALLIOSTOMATIDAE)
aaa
abx
ack
acy
adn
aer
afs
ajd
alc
alj
alu
amc
ams
and
anh
anp
anu
apl
arb
ard
arh
ars
asr
atl
atu
aus
aut
bab
baj
bao
bas
baw
bem
bes
bid
bim
bit
bli
bom
bos
bov
bre
bri
bry
bum
bys
caa
cak
cam
cao
cas
cau
cem
ces
che
chk
chy
cio
cle
cob
coh
com
con
coo
cos
cot
cre
cri
cru
cud
cuo
cuy
cym
daa
dam
dav
ded
dem
deo
det
dib
dih
dir
dit
dom
dos
duc
duq
eag
ecr
egg
elf
elp
enh
eov
erf
erz
eud
eus
exb
exl
exy
faa
fan
fat
fes
fim
fle
flu
fos
fre
fuf
fur
fut
gaa
gam
gav
geo
gie
gis
gle
glu
goo
gre
gru
gug
guz
haa
ham
has
heb
hem
hes
hif
his
hom
hou
hun
hye
iac
ilm
imt
ind
inf
ing
int
inu
irm
isp
jaa
jao
jaw
joi
juk
kaa
kao
kaz
kes
kio
koc
kot
kuk
laa
lad
laf
lan
las
lau
lec
leo
leq
lew
lim
lio
liu
loo
lub
lun
luv
maa
mad
mah
mam
mao
mas
mav
mee
mem
mes
mey
mid
min
mio
mit
moe
moo
mos
mum
mut
nab
nao
nav
nel
neq
nex
nih
niu
noe
nou
nue
oaf
obn
obu
oci
oke
olk
oos
orc
oro
osu
ove
paa
paf
pam
paq
pas
pau
pay
pem
pes
pfi
phl
pid
pio
ple
plo
pom
pos
pre
pro
pru
psi
pul
pum
pup
put
pys
qag
qub
rab
rah
ras
red
reh
reu
rhu
rin
roc
rot
rox
rue
ruh
ryd
saa
sai
san
sao
sav
sce
sci
scy
sem
sen
ses
shl
sih
sin
sio
smo
som
soy
sph
spj
sra
stg
sts
suc
sum
suv
szo
tab
tal
taq
tay
ten
teo
tes
tha
thl
tif
toc
tos
tre
trl
try
tuc
tus
uac
ume
uni
urd
vaa
vap
vas
vep
ves
vid
vip
vis
vob
vup
waa
wam
weg
who
wom
xac
yaa
yot
zaa
zem
zoo
|