- tesakovi, Lophospira tesakovi Kurushin, 1986 † - (LOPHOSPIRIDAE) (FOSSIL)
- teschenense, Euptychoceras teschenense (Uhlig, 1902 †) - (BOCHIANITIDAE) (FOSSIL)
- teschenense, Ptychoceras teschenense Uhlig, 1902 † - syn of: Euptychoceras teschenense (Uhlig, 1902 †) - (PTYCHOCERATIDAE) (FOSSIL)
- teschenensis, Eristavites teschenensis (Uhlig, 1902 †) - (NEOCOMITIDAE) (FOSSIL)
- Teschenites, Subgenus Neocomites (Teschenites) Thieuloy, 1971 † (NEOCOMITIDAE) (FOSSIL)
- teschi, Turrancilla teschi (E.J. Koperberg, 1931 †) - (ANCILLARIIDAE) (FOSSIL)
- teschi, Anadara teschi T. Shuto, 1982 † - (ARCIDAE) (FOSSIL)
- teschi, Astarte teschi Heering, 1950 † - (ASTARTIDAE) (FOSSIL)
- teschi, Cavolinia teschi S. Van Der Spoel, 1974 - syn of: Cavolinia tridentata (P. Forsskål in C. Niebuhr, 1775) - (CAVOLINIIDAE)
- teschi, Cerithium teschi Martin, 1917 † - (CERITHIIDAE) (FOSSIL)
- teschi, Uromitra teschi F.S. MacNeil, 1960 † - (COSTELLARIIDAE) (FOSSIL)
- teschi, Hindsia teschi H. Fischer in J. Wanner, 1927 - syn of: Nassaria acuminata (L.A. Reeve, 1844) - (NASSARIIDAE)
- teschi, Pneumodermopsis teschi S. Van Der Spoel, 1973 - (PNEUMODERMATIDAE)
- teschi, Dolomena labiosa teschi (Cox, 1948) - (STROMBIDAE)
- teschi, Gemmula teschi (A.W.B. Powell, 1964) - (TURRIDAE)
- teschi, Turritella teschi Martin, 1916 † - (TURRITELLIDAE) (FOSSIL)
- teschlernicolae, Viator teschlernicolae M. Harzhauser, 2014 † - (MURICIDAE) (FOSSIL)
- tescola, Humboldtiana tescola F.G. Thompson, 1967 - (HUMBOLDTIANIDAE)
- tescorum, Rhagada tescorum (W.H. Benson, 1853) - (CAMAENIDAE)
- tescorum, Helix tescorum W.H. Benson, 1853 - syn of: Xanthomelon spheroidea (E.J. Le Guillou, 1845) - (HELICIDAE)
- Teshia, syn of: Genus Okenia F.S. Leuckart & H.G. Bronn in K.T. Menke, 1830 (GONIODORIDIDAE)
- teshioensis, Astarte teshioensis M. Yokoyama, 1926 - syn of: Astarte arctica (J.E. Gray, 1824) - (ASTARTIDAE)
- teshioensis, Otoscaphites teshioensis Yabe, 1910 † - (SCAPHITIDAE) (FOSSIL)
- teshioensis, Saghalinites teshioensis E. Matsumoto, 1984 † - (TETRAGONITIDAE) (FOSSIL)
- Teshioites, Genus Teshioites Matsumoto, 1955 † (PACHYDISCIDAE) (FOSSIL)
- tesicoensis, Torrecoptis livida tesicoensis C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- teskeyae, Vertigo teskeyae L.R. Hubricht, 1961 - (VERTIGINIDAE)
- Teskeyostrea, Genus Teskeyostrea H.W. Harry, 1985 (OSTREIDAE)
- tesorii, Muricopsis tesorii R. Houart & S. Gori, 2008 - syn of: Muricopsis testorii R. Houart & S. Gori, 2008 - (MURICIDAE)
- tessa, Anostoma tessa L.R.L. Simone, 2012 - (ODONTOSTOMIDAE)
- tessae, Volvarina tessae T. Cossignani, 2007 - (MARGINELLIDAE)
- tessaria, Siphonalia tessaria A.A. Olsson, 1931 † - (BUCCINIDAE) (FOSSIL)
- tessaria, Thyasira tessaria A.A. Olsson, 1931 † - (THYASIRIDAE) (FOSSIL)
- Tessaripoma, Genus Tessaripoma Watters, 2016 (POMATIIDAE)
- Tessarolax, Genus Tessarolax Gabb, 1864 † (APORRHAIDAE) (FOSSIL)
- tessela, Antarctiranella tessela J.D. Stilwell & al., 2004 † - (RANELLIDAE) (FOSSIL)
- tesselata, Aphera tesselata G.B. I Sowerby, 1832 - syn of: Aphera tessellata (Sowerby, 1832) - (CANCELLARIIDAE)
- Tesselata, syn of: Genus Tessellata F.P. Jousseaume, 1884 (CYPRAEIDAE)
- tesselata, Persicula tesselata J.B.P.A. Lamarck, 1822 - syn of: Persicula tessellata (J.B.P.A. Lamarck, 1822) - (CYSTISCIDAE)
- tesselata, Diala tesselata J.E. Tenison-Woods, 1876 - syn of: Alaba monile (A. Adams, 1862) - (DIALIDAE)
- tesselata, Chaena tesselata J.E. Gray, 1858 - syn of: Eufistulana grandis (G.P. Deshayes, 1855) - (GASTROCHAENIDAE)
- tesselata, Glycymeris tesselata G.B. I Sowerby, 1833 - syn of: Tucetona strigilata (G.B. I Sowerby, 1833) - (GLYCYMERIDIDAE)
- tesselata, Trogloconcha tesselata T. Kase & Y. Kano, 2002 - (LAROCHEIDAE)
- tesselata, Leiostyla tesselata P.M.A. Morelet, 1860 - (LAURIIDAE)
- tesselata, Marginella tesselata J.B.P.A. Lamarck, 1822 - syn of: Persicula tessellata (J.B.P.A. Lamarck, 1822) - (MARGINELLIDAE)
- tesselata, Oliva tesselata J.B.P.A. Lamarck, 1811 - syn of: Oliva tessellata J.B.P.A. Lamarck, 1811 - (OLIVIDAE)
- tesselata, Patella tesselata O.F. Müller, 1776 - syn of: Lottia scutum (J. Rathke, 1833) - (PATELLIDAE)
- tesselata, Zemira tesselata (R. Tate, 1889 †) - (PSEUDOLIVIDAE) (FOSSIL)
- tesselata, Mumiola tesselata (A. Adams, 1863) - (PYRAMIDELLIDAE)
- tesselata, Alvania lanciae tesselata (G. Schwartz & H.C. Weinkauff, 1866) - (RISSOIDAE)
- tesselata, Terebra tesselata J.E. Gray, 1834 - syn of: Terebra tessellata J.E. Gray, 1834 - (TEREBRIDAE)
- tesselata, Tonna tesselata J.B.P.A. Lamarck, 1822 - syn of: Tonna dolium (C. Linnaeus, 1758) - (TONNIDAE)
- tesselata, Cantharidella tesselata A. Adams, 1853 - syn of: Cantharidus tesselatus (A. Adams, 1853) - (TROCHIDAE)
- tesselata, Anoma tesselata (C.B. Adams, 1851) - (UROCOPTIDAE)
- tesselata, Melo melo tesselata (J.B.P.A. Lamarck, 1811) - (VOLUTIDAE)
- tesselatum, Semicassis tesselatum W. Wood, 1825 - syn of: Semicassis bisulcata (G.H. Schubert & J.A. Wagner, 1829) - (CASSIDAE)
- tesselatum, Cerithium tesselatum G.B. II Sowerby, 1855 - syn of: Cerithium zonatum (W. Wood, 1828) - (CERITHIIDAE)
- tesselatum, Cochlostoma tesselatum E.A. Rossmässler, 1837 - syn of: Cochlostoma tessellatum (E.A. Rossmässler, 1837) - (COCHLOSTOMATIDAE)
- tesselatus, Craspedochiton tesselatus H.F. Nierstrasz, 1905 - (ACANTHOCHITONIDAE)
- tesselatus, Clypeomorus tesselatus (G.B. II Sowerby, 1855) - (CERITHIIDAE)
- tesselatus, Conus tesselatus I. von Born, 1778 - syn of: Tesselliconus tessulatus (I. von Born, 1778) - (CONIDAE)
- tesselatus, Girtypecten tesselatus (B. Phillips, 1836 †) - (HETEROPECTINIDAE) (FOSSIL)
- tesselatus, Cantharidus tesselatus (A. Adams, 1853) - (TROCHIDAE)
- tesselatus, Cantharidus tesselatus A. Adams, 1853 - syn of: Cantharidus tesselatus (A. Adams, 1853) - (TROCHIDAE)
- tessella, Trigonostoma tessella T.A. Garrard, 1975 - (CANCELLARIIDAE)
- tessellata, Partulina tessellata (W. Newcomb, 1853) - (ACHATINELLIDAE)
- tessellata, Pupa tessellata (L.A. Reeve, 1842) - (ACTEONIDAE)
- tessellata, Eburna tessellata W.J. Swainson, 1823 - syn of: Babylonia areolata (J.H.F. Link, 1807) - (ANCILLARIIDAE)
- tessellata, Heliacus tessellata G.P. Deshayes, 1830 - syn of: Heliacus areola (J.F. Gmelin, 1791) - (ARCHITECTONICIDAE)
- tessellata, Ateleaspis tessellata Traquair, 1889 † - (ATELEASPIDAE) (FOSSIL)
- tessellata, Babylonia tessellata W.J. Swainson, 1823 - syn of: Babylonia areolata (J.H.F. Link, 1807) - (BABYLONIIDAE)
- tessellata, Aphera tessellata (Sowerby, 1832) - (CANCELLARIIDAE)
- tessellata, Cassis tessellata (J.F. Gmelin, 1791) - (CASSIDAE)
- tessellata, Phalium tessellata L. Pfeiffer, 1840 - syn of: Semicassis granulata (I. von Born, 1778) - (CASSIDAE)
- tessellata, Amphidoxa tessellata (J.K. Megerle Von Mühlfeld, 1839) - (CHAROPIDAE)
- tessellata, Pleurotomoides tessellata R.B. Hinds, 1843 - syn of: Kermia tessellata (R.B. Hinds, 1843) - (CLATHURELLIDAE)
- tessellata, Clavatula tessellata R.B. Hinds, 1843 - syn of: Kermia tessellata (R.B. Hinds, 1843) - (CLAVATULIDAE)
- tessellata, Anachis tessellata C.B. Adams, 1852 - syn of: Anachis lentiginosa (R.B. Hinds, 1844) - (COLUMBELLIDAE)
- tessellata, Columbella tessellata C.B. Adams, 1852 - syn of: Anachis lentiginosa (R.B. Hinds, 1844) - (COLUMBELLIDAE)
- tessellata, Mitrella tessellata R.W. Dunker, 1871 - syn of: Mitrella rorida (L.A. Reeve, 1859) - (COLUMBELLIDAE)
- Tessellata, Genus Tessellata F.P. Jousseaume, 1884 (CYPRAEIDAE)
- tessellata, Luria tessellata (W.J. Swainson, 1822) - (CYPRAEIDAE)
- tessellata, Persicula tessellata (J.B.P.A. Lamarck, 1822) - (CYSTISCIDAE)
- tessellata, Halgerda tessellata (L.S.R. Bergh, 1880) - (DISCODORIDIDAE)
- tessellata, Anisodoris tessellata L.S.R. Bergh, 1898 - syn of: Doris fontainii (A.V.M.D. D'Orbigny, 1837) - (DISCODORIDIDAE)
- tessellata, Dictyodoris tessellata L.S.R. Bergh, 1880 - syn of: Halgerda tessellata (L.S.R. Bergh, 1880) - (DISCODORIDIDAE)
- tessellata, Fenimorea tessellata P.J. Fallon, 2016 - (DRILLIIDAE)
- tessellata, Peristernia tessellata C.A. Récluz, 1844 - syn of: Latirus philberti (C.A. Récluz, 1844) - (FASCIOLARIIDAE)
- tessellata, Allognathus tessellata A.E.J. Férussac in G.P. Deshayes, 1851 - syn of: Allognathus graellsianus (L. Pfeiffer, 1848) - (HELICIDAE)
- tessellata, Pyrgula tessellata Š. Brusina, 1897 † - (HYDROBIIDAE) (FOSSIL)
- tessellata, Azoripupa tessellata (P.M.A. Morelet, 1860) - (LAURIIDAE)
- tessellata, Liarea egea tessellata A.W.B. Powell, 1954 - (LIAREIDAE)
- tessellata, Littoraria tessellata (R.A. Philippi, 1847) - (LITTORINIDAE)
- tessellata, Tectura tessellata (O.F. Müller, 1776) - (LOTTIIDAE)
- tessellata, Melanopsis decollata tessellata Š. Brusina, 1902 † - (MELANOPSIDAE) (FOSSIL)
- tessellata, Mitra tessellata T. Martyn, 1784 - syn of: Mitra incompta (J. Lightfoot, 1786) - (MITRIDAE)
- tessellata, Mitra tessellata W.J. Swainson, 1824 - syn of: Mitra rossiae L.A. Reeve, 1844 - (MITRIDAE)
- tessellata, Natica tessellata R.A. Philippi, 1849 - syn of: Notocochlis gualteriana (C.A. Récluz, 1844) - (NATICIDAE)
- tessellata, Nerita tessellata J.F. Gmelin, 1791 - (NERITIDAE)
- tessellata, Septaria tessellata (J.B.P.A. Lamarck, 1816) - (NERITIDAE)
- tessellata, Oliva tessellata J.B.P.A. Lamarck, 1811 - (OLIVIDAE)
- tessellata, Patella tessellata J.B. Hombron & C.H. Jacquinot, 1841 - syn of: Cellana radiata orientalis (H.A. Pilsbry, 1891) - (PATELLIDAE)
- tessellata, Eulithidium tessellata (V.L.V. Potiez & A. Michaud, 1838) - (PHASIANELLIDAE)
- tessellata, Phasianella tessellata H.E. Anton, 1838 - syn of: Echinolittorina punctata (J.F. Gmelin, 1791) - (PHASIANELLIDAE)
- tessellata, Tricolia tessellata V.L.V. Potiez & A. Michaud, 1838 - syn of: Eulithidium tessellata (V.L.V. Potiez & A. Michaud, 1838) - (PHASIANELLIDAE)
- tessellata, Actinopterella tessellata R.B. Wilson, 1956 † - syn of: Myodakryotus tessellatus (R.B. Wilson, 1956 †) - (PTERINEIDAE) (FOSSIL)
- tessellata, Pyramidella tessellata A. Adams in G.B. Sowerby, 1854 - syn of: Pyramidella maculosa tessellata (A. Adams in G.B. Sowerby, 1854) - (PYRAMIDELLIDAE)
- tessellata, Pyramidella maculosa tessellata (A. Adams in G.B. Sowerby, 1854) - (PYRAMIDELLIDAE)
- tessellata, Kermia tessellata (R.B. Hinds, 1843) - (RAPHITOMIDAE)
- tessellata, Pseudodaphnella tessellata R.B. Hinds, 1843 - syn of: Kermia tessellata (R.B. Hinds, 1843) - (RAPHITOMIDAE)
- tessellata, Kermia tessellata J.L. Bouge & P. Dautzenberg, 1914 - syn of: Pseudodaphnella barnardi (J.W. Brazier, 1876) - (RAPHITOMIDAE)
- tessellata, Daphnella tessellata A. Garrett, 1873 - syn of: Daphnella ornata R.B. Hinds, 1844 - (RAPHITOMIDAE)
- tessellata, Merelina tessellata (G. Schwartz, 1860) - (RISSOIDAE)
- tessellata, Alvania tessellata G. Schwartz in H.C. Weinkauff, 1868 - (RISSOIDAE)
- tessellata, Tellina tessellata G.P. Deshayes, 1855 - (TELLINIDAE)
- tessellata, Terebra tessellata J.E. Gray, 1834 - (TEREBRIDAE)
- tessellata, Tonna tessellata (J.B.P.A. Lamarck, 1816) - (TONNIDAE)
- tessellata, Triphora tessellata S. Kosuge, 1963 - syn of: Monophorus tessellatus (S. Kosuge, 1963) - (TRIPHORIDAE)
- tessellata, Marionia tessellata L.S.R. Bergh, 1905 - (TRITONIIDAE)
- tessellata, Turbinella tessellata C.A. Récluz, 1844 - syn of: Latirus tessellatus (C.A. Récluz, 1844) - (TURBINELLIDAE)
- tessellata, Gemmula tessellata A.W.B. Powell, 1967 - (TURRIDAE)
- tessellata, Pleurotoma tessellata L.A. Reeve, 1846 - syn of: Clavus formosus (L.A. Reeve, 1846) - (TURRIDAE)
- tessellata, Venus tessellata A. Adams & L.A. Reeve, 1850 - syn of: Venerupis philippinarum (A. Adams & L.A. Reeve, 1850) - (VENERIDAE)
- tessellata luteopicta, Kermia tessellata luteopicta P. Dautzenberg, 1932 - (RAPHITOMIDAE)
- tessellata lani, Luria tessellata lani G. Raybaudi Massilia, 1986 - (CYPRAEIDAE)
- tessellata meyeri, Partulina tessellata meyeri F. Borcherding, 1901 - (ACHATINELLIDAE)
- tessellata nana, Cassis tessellata nana J.E. Tenison-Woods, 1879 - syn of: Cassis nana J.E. Tenison-Woods, 1879 - (CASSIDAE)
- tessellatum, Monostiolum tessellatum (L.A. Reeve, 1844) - (BUCCINIDAE)
- tessellatum, Cochlostoma tessellatum (E.A. Rossmässler, 1837) - (COCHLOSTOMATIDAE)
- tessellatum, Dentalium tessellatum V. Scarabino, 1995 - syn of: Entalinopsis habutae (J.T. Kuroda & T. Kikuchi, 1933) - (DENTALIIDAE)
- tessellatum, Eudolium tessellatum (J.G. Bruguière, 1789 †) - (TONNIDAE) (FOSSIL)
- tessellatum, Dolium tessellatum J.B.P.A. Lamarck, 1822 - syn of: Tonna dolium (C. Linnaeus, 1758) - (TONNIDAE)
- tessellatum densestriatum, Cochlostoma tessellatum densestriatum (P. Hesse, 1882) - (COCHLOSTOMATIDAE)
- tessellatum excisum, Cochlostoma tessellatum excisum A. Mousson, 1859 - (COCHLOSTOMATIDAE)
- tessellatum griseum, Cochlostoma tessellatum griseum (A. Mousson, 1859) - (COCHLOSTOMATIDAE)
- tessellatum moussoni, Cochlostoma tessellatum moussoni (O. Böttger, 1883) - (COCHLOSTOMATIDAE)
- tessellatum nordsiecki, Cochlostoma tessellatum nordsiecki H. Schütt, 1977 - (COCHLOSTOMATIDAE)
- tessellatum platanusae, Cochlostoma tessellatum platanusae M. Klemm, 1962 - (COCHLOSTOMATIDAE)
- tessellatum tepelenum, Cochlostoma tessellatum tepelenum Z. Fehér, Z. Eröss & A. Varga, 2001 - (COCHLOSTOMATIDAE)
- tessellatus, Neopetraeus tessellatus (R.J. Shuttleworth, 1852) - (BULIMULIDAE)
- tessellatus, Allodiscus tessellatus A.W.B. Powell, 1941 - (CHAROPIDAE)
- tessellatus, Conus tessellatus P. Dautzenberg & J.L. Bouge, 1932 - syn of: Tesselliconus tessulatus (I. von Born, 1778) - (CONIDAE)
- tessellatus, Latirus tessellatus (C.A. Récluz, 1844) - (FASCIOLARIIDAE)
- tessellatus, Fusinus tessellatus (G.B. III Sowerby, 1880) - (FASCIOLARIIDAE)
- tessellatus, Fusus tessellatus G.B. III Sowerby, 1880 - syn of: Fusinus tessellatus (G.B. III Sowerby, 1880) - (FASCIOLARIIDAE)
- tessellatus, Ficus tessellatus W. Kobelt, 1881 - syn of: Ficus eospila (F. Péron & C.A. Lesueur, 1807) - (FICIDAE)
- tessellatus, Myodakryotus tessellatus (R.B. Wilson, 1956 †) - (MYODAKRYOTIDAE) (FOSSIL)
- tessellatus, Charonia tessellatus L.A. Reeve, 1844 - syn of: Monostiolum tessellatum (L.A. Reeve, 1844) - (RANELLIDAE)
- tessellatus, Obeliscus tessellatus A. Adams, 1855 - (SUBULINIDAE)
- tessellatus, Monophorus tessellatus (S. Kosuge, 1963) - (TRIPHORIDAE)
- tessellatus, Monodonta tessellatus G.P. Deshayes - syn of: Phorcus articulatus (J.B.P.A. Lamarck, 1822) - (TROCHIDAE)
- tessellatus, Monodonta tessellatus J.F. Gmelin, 1791 - syn of: Phorcus turbinatus (I. von Born, 1778) - (TROCHIDAE)
- tessellatus, Turbo tessellatus L.C. Kiener, 1848 - syn of: Turbo fluctuosus W. Wood, 1828 - (TURBINIDAE)
- tessellatus perincrassatus, Neopetraeus tessellatus perincrassatus H.A. Pilsbry, 1898 - syn of: Neopetraeus tessellatus (R.J. Shuttleworth, 1852) - (BULIMULIDAE)
- tessellatus seminolensis, Latirus tessellatus seminolensis M. Smith, 1936 † - syn of: Polygona hypsipettus (W.H. Dall, 1890 †) - (FASCIOLARIIDAE) (FOSSIL)
- Tesselliconus, Genus Tesselliconus A.J. Da Motta, 1991 (CONIDAE)
- tessera, Myadora tessera C. Hedley, 1912 - (MYOCHAMIDAE)
- Tesseracme, Genus Tesseracme H.A. Pilsbry & B. Sharp, 1897 (DENTALIIDAE)
- tesseragona, Tesseracme tesseragona (G.B. I Sowerby in W.J. Broderip & G.B. I Sowerby, 1832) - (DENTALIIDAE)
- Tesseraria, syn of: Genus Phenacharopa H.A. Pilsbry, 1893 (CHAROPIDAE)
- tesserata, Taxonia tesserata J. Marwick, 1948 † - (CERITHIIDAE) (FOSSIL)
- tessieri, Cimomia tessieri Miller, 1951 † - (HERCOGLOSSIDAE) (FOSSIL)
- tessoniana, Cuspiteuthis tessoniana A.V.M.D. D'Orbigny, 1842 † - syn of: Salpingoteuthis tessoniana (A.V.M.D. D'Orbigny, 1842 †) - (MEGATEUTHIDIDAE) (FOSSIL)
- tessoniana, Salpingoteuthis tessoniana (A.V.M.D. D'Orbigny, 1842 †) - (SALPINGOTEUTHIDIDAE) (FOSSIL)
- tessoniana, Dorsetensia tessoniana (A.V.M.D. D'Orbigny, 1845 †) - (SONNINIIDAE) (FOSSIL)
- tessonianus, Belemnites tessonianus A.V.M.D. D'Orbigny, 1842 † - syn of: Salpingoteuthis tessoniana (A.V.M.D. D'Orbigny, 1842 †) - (BELEMNITELLIDAE) (FOSSIL)
- tessulata, Acmaea tessulata O.F. Müller, 1776 - syn of: Lottia scutum (J. Rathke, 1833) - (ACMAEIDAE)
- tessulata, Testudinalia tessulata O.F. Müller, 1776 - syn of: Testudinalia testudinalis (Müller, 1776) - (LOTTIIDAE)
- tessulata, Tectura tessulata O.F. Müller, 1776 - syn of: Testudinalia testudinalis (Müller, 1776) - (LOTTIIDAE)
- tessulata, Collisella tessulata O.F. Müller, 1776 - syn of: Testudinalia testudinalis (Müller, 1776) - (LOTTIIDAE)
- tessulata, Patella tessulata O.F. Müller, 1776 - syn of: Testudinalia testudinalis (Müller, 1776) - (PATELLIDAE)
- tessulatum, Buccinum tessulatum J.F. Gmelin, 1791 † - syn of: Tritia cuvierii (B.C.M. Payraudeau, 1826 †) - (BUCCINIDAE) (FOSSIL)
- tessulatus, Tesselliconus tessulatus (I. von Born, 1778) - (CONIDAE)
- tessulatus, Monodonta tessulatus I. von Born, 1778 - syn of: Phorcus turbinatus (I. von Born, 1778) - (TROCHIDAE)
- tessulatus, Trochus tessulatus I. von Born, 1778 - syn of: Phorcus turbinatus (I. von Born, 1778) - (TROCHIDAE)
- testabilis, Pusionella testabilis F.P. Jousseaume, 1896 - syn of: Daphnella rissoides (L.A. Reeve, 1843) - (CLAVATULIDAE)
- testabilis, Hemidaphne testabilis F.P. Jousseaume, 1896 - syn of: Daphnella rissoides (L.A. Reeve, 1843) - (RAPHITOMIDAE)
- testacea, Colubraria testacea (O.A.L. Mörch, 1854) - (COLUBRARIIDAE)
- testacea, Melanella testacea (W.E. Leach, 1852) - (EULIMIDAE)
- testacea, Nebularia testacea (W.J. Broderip, 1836) - (MITRIDAE)
- testacea, Mitra testacea G.W. Tryon, 1882 - syn of: Mitra badia L.A. Reeve, 1844 - (MITRIDAE)
- testacea, Agaronia testacea (J.B.P.A. Lamarck, 1811) - (OLIVIDAE)
- testacea costaricensis, Agaronia testacea costaricensis (A.A. Olsson, 1922 †) - (OLIVIDAE) (FOSSIL)
- testacea hadra, Agaronia testacea hadra W.P. Woodring, 1964 - (OLIVIDAE)
- testacea philippi, Agaronia testacea philippi (E.C. Von Martens, 1897) - (OLIVIDAE)
- Testacella, Genus Testacella G.L.C.F.D. Cuvier, 1800 (TESTACELLIDAE)
- TESTACELLIDAE J. Gray in Turton, 1840 - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-TESTACELLOIDEA [Superfamily])
- Testacelloides, Subgenus Testacella (Testacelloides) A. Wagner, 1914 (TESTACELLIDAE)
- Testacellus, syn of: Genus Testacella G.L.C.F.D. Cuvier, 1800 (TESTACELLIDAE)
- testaceus, Joculator testaceus A. Cecalupo & I. Perugia, 2013 - (CERITHIOPSIDAE)
- testaceus, Metafruticicola pellita testaceus (E.C. Von Martens, 1889) - (HYGROMIIDAE)
- testaceus, Monophorus testaceus S. Kosuge, 1963 - (TRIPHORIDAE)
- testadura, Hydrobia testadura P. Radoman, 1973 - syn of: Hydrobia acuta (J.P.R. Draparnaud, 1805) - (HYDROBIIDAE)
- testae, Buccinum testae A. Aradas, 1847 - syn of: Amphissa acutecostata (R.A. Philippi, 1844) - (BUCCINIDAE)
- testae, Amphissa testae A. Aradas, 1847 - syn of: Amphissa acutecostata (R.A. Philippi, 1844) - (COLUMBELLIDAE)
- testae, Pecten testae Ant. Bivona-Bernardi in R.A. Philippi, 1836 - syn of: Palliolum incomparabile (A. Risso, 1826) - (PECTINIDAE)
- testae, Alvania testae (A. Aradas & G. Maggiore, 1844) - (RISSOIDAE)
- testae suborbicularis, Pecten testae suborbicularis J.G. Jeffreys, 1864 - syn of: Palliolum striatum (O.F. Müller, 1776) - (PECTINIDAE)
- testai, Rhinoclama testai J. Knudsen, 1970 - syn of: Rhinoclama notabilis (J.G. Jeffreys, 1876) - (CUSPIDARIIDAE)
- testai, Persicula testai L. Bozzetti, 1993 - (CYSTISCIDAE)
- testalbus, Stephadiscus testalbus (M.I. Hylton-Scott, 1970) - (ENDODONTIDAE)
- Testallium, Genus Testallium Vermeij, 1997 † (PSEUDOLIVIDAE) (FOSSIL)
- testardi, Tonna testardi R.P. Montrouzier, 1863 - syn of: Tonna cumingii (S.C.T. Hanley) - (TONNIDAE)
- testatus, Diallagites testatus (Chlupac & Turek, 1983 †) - (WERNEROCERATIDAE) (FOSSIL)
- testeorum, Ptychohamulina testeorum Baudouin & al., 2012 † - (ANAHAMULINIDAE) (FOSSIL)
- testiculus, Cypraecassis testiculus (C. Linnaeus, 1758) - (CASSIDAE)
- testiculus, Odostomia testiculus A. Peñas & E. Rolán, 1999 - (PYRAMIDELLIDAE)
- testiculus senegalica, Cypraecassis testiculus senegalica (J.F. Gmelin, 1791) - (CASSIDAE)
- testigera, Stellaria testigera (H.G. Bronn, 1831 †) - (XENOPHORIDAE) (FOSSIL)
- testigera, Xenophora testigera H.G. Bronn, 1831 † - syn of: Stellaria testigera (H.G. Bronn, 1831 †) - (XENOPHORIDAE) (FOSSIL)
- testigera digitata, Stellaria testigera digitata E.C. Von Martens, 1878 - (XENOPHORIDAE)
- testigera profunda, Stellaria testigera profunda W.F. Ponder, 1983 - (XENOPHORIDAE)
- testii, Joculator testii Cecalupo & Perugia, 2017 - (CERITHIOPSIDAE)
- testina, Columbella testina P.L. Duclos, 1840 - (COLUMBELLIDAE)
- testis, Bembexia testis J. Perner, 1907 † - syn of: Ptychomphalina testis (J. Perner, 1907 †) - (EOTOMARIIDAE) (FOSSIL)
- testis, Ptychomphalina testis (J. Perner, 1907 †) - (PTYCHOMPHALIDAE) (FOSSIL)
- testitudinaria, Brotia testitudinaria (G. von dem Busch, 1842) - (PACHYCHILIDAE)
- testorii, Muricopsis testorii R. Houart & S. Gori, 2008 - (MURICIDAE)
- testudae, Ancilla testudae (R.N. Kilburn, 1977) - (ANCILLARIIDAE)
- testudae, Pusillina testudae (A. Verduin, 1979) - (RISSOIDAE)
- testudiana, Crenavolva testudiana C.N. Cate, 1978 - syn of: Sandalia meyeriana (C.N. Cate, 1973) - (OVULIDAE)
- testudiana, Pseudosimnia testudiana C.N. Cate, 1978 - syn of: Sandalia meyeriana (C.N. Cate, 1973) - (OVULIDAE)
- Testudinalia, Genus Testudinalia L.I. Moskalev, 1966 (LOTTIIDAE)
- testudinalis, Acmaea testudinalis Müller, 1776 - syn of: Testudinalia testudinalis (Müller, 1776) - (ACMAEIDAE)
- testudinalis, Acmaea testudinalis O.F. Müller, 1776 - syn of: Testudinalia testudinalis (Müller, 1776) - (ACMAEIDAE)
- testudinalis, Acmaea testudinalis Z.A. Filatova & Zatsepin, 1948 - syn of: Lottia scutum (J. Rathke, 1833) - (ACMAEIDAE)
- testudinalis, Harpa testudinalis L.A. Reeve - syn of: Harpa crenata W.J. Swainson, 1822 - (HARPIDAE)
- testudinalis, Discula testudinalis R.T. Lowe, 1852 - (HYGROMIIDAE)
- testudinalis, Testudinalia testudinalis (Müller, 1776) - (LOTTIIDAE)
- testudinalis, Notoacmea testudinalis O.F. Müller, 1776 - syn of: Testudinalia testudinalis (Müller, 1776) - (LOTTIIDAE)
- testudinalis, Tectura testudinalis O.F. Müller, 1776 - syn of: Testudinalia testudinalis (Müller, 1776) - (LOTTIIDAE)
- testudinalis, Lottia testudinalis O.F. Müller, 1776 - syn of: Testudinalia testudinalis (Müller, 1776) - (LOTTIIDAE)
- testudinalis, Patella testudinalis (O.F. Müller, 1776) - syn of: Testudinalia testudinalis (Müller, 1776) - (PATELLIDAE)
- testudinalis, Patella testudinalis O.F. Müller, 1776 - syn of: Testudinalia testudinalis (Müller, 1776) - (PATELLIDAE)
- testudinalis, Cytherea testudinalis J.B.P.A. Lamarck, 1818 - syn of: Gafrarium divaricatum (J.F. Gmelin, 1791) - (VENERIDAE)
- testudinalis alveus, Testudinalia testudinalis alveus T.A. Conrad, 1831 - syn of: Lottia alveus (T.A. Conrad, 1831) - (LOTTIIDAE)
- testudinalis cockerelli, Discula testudinalis cockerelli (E. de A. Noronha, 1923) - (HYGROMIIDAE)
- testudinalis emydia, Lottia testudinalis emydia (W.H. Dall, 1914) - syn of: Lottia emydia (W.H. Dall, 1914) - (LOTTIIDAE)
- testudinalis scutum, Acmaea testudinalis scutum J. Rathke, 1833 - syn of: Lottia scutum (J. Rathke, 1833) - (ACMAEIDAE)
- testudinaria, Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- testudinaria, Nitidella testudinaria J.H.F. Link, 1807 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- testudinaria, Columbella testudinaria J.H.F. Link, 1807 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- testudinaria, Pyrene testudinaria J.H.F. Link, 1807 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- testudinaria, Corambe testudinaria P. Fischer, 1889 - (CORAMBIDAE)
- testudinaria, Chelycypraea testudinaria (C. Linnaeus, 1758) - (CYPRAEIDAE)
- testudinaria, Cypraea testudinaria C. Linnaeus, 1758 - syn of: Chelycypraea testudinaria (C. Linnaeus, 1758) - (CYPRAEIDAE)
- testudinaria, Platydoris testudinaria S. Delle Chiaje, 1828 - syn of: Platydoris argo (C. Linnaeus, 1767) - (DISCODORIDIDAE)
- testudinaria, Platydoris testudinaria A. Risso, 1818 - syn of: Platydoris argo (C. Linnaeus, 1767) - (DISCODORIDIDAE)
- testudinaria, Doris testudinaria A. Risso, 1826 - syn of: Geitodoris planata (J. Alder & A. Hancock, 1846) - (DORIDIDAE)
- testudinaria, Cellana testudinaria (C. Linnaeus, 1758) - (NACELLIDAE)
- testudinaria, Sulcospira testudinaria (von dem Busch in R.A. Philippi, 1842) - (PACHYCHILIDAE)
- testudinaria, Patella testudinaria C. Linnaeus, 1758 - syn of: Cellana testudinaria (C. Linnaeus, 1758) - (PATELLIDAE)
- testudinaria, Ranularia testudinaria (A. Adams & L.A. Reeve, 1850) - (RANELLIDAE)
- testudinaria, Melania testudinaria G. von dem Busch, 1842 - syn of: Sulcospira testudinaria (von dem Busch in R.A. Philippi, 1842) - (THIARIDAE)
- testudinaria ingens, Chelycypraea testudinaria ingens F.A. Schilder & M. Schilder, 1939 - (CYPRAEIDAE)
- testudinaria nigropardalis, Pyrene testudinaria nigropardalis T. Habe & S. Kosuge, 1966 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- testudinaria nigropardalis, Pardalinops testudinaria nigropardalis T. Habe & S. Kosuge, 1966 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- testudinaria tylerae, Pyrene testudinaria tylerae E. Griffith & E. Pidgeon, 1834 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- testudinarius, Chelyconus testudinarius (W. Martini, 1773 †) - (CONIDAE) (FOSSIL)
- testudinarius, Conus testudinarius C.H. Hwass in J.G. Bruguière, 1792 - syn of: Chelyconus ermineus (I. von Born, 1778) - (CONIDAE)
- testudinarius, Pleurobranchus testudinarius F.J. Cantraine, 1835 - (PLEUROBRANCHIDAE)
- testudinarius, Lamellidens testudinarius L. Spengler, 1793 - syn of: Lamellidens marginalis (J.B.P.A. Lamarck, 1819) - (UNIONIDAE)
- testudinea, Pomacea testudinea L.A. Reeve, 1856 - syn of: Pomacea lineata (J.B. von Spix, 1827) - (AMPULLARIIDAE)
- testudinea, Cominella testudinea (J.G. Bruguière, 1789) - (BUCCINIDAE)
- testudinea, Loxacypraea testudinea L. Dolin, 2015 † - (CYPRAEIDAE) (FOSSIL)
- testudinea, Polymita venusta testudinea C. de la Torre, 1950 - (HELMINTHOGLYPTIDAE)
- testudinea, Mimachlamys testudinea L.A. Reeve, 1853 - syn of: Mimachlamys gloriosa (L.A. Reeve, 1853) - (PECTINIDAE)
- testudinea, Parachondria fascia testudinea (C.B. Adams, 1851) - (POMATIIDAE)
- testudinella, Niveria testudinella (W.J. Broderip 1837 †) - (TRIVIIDAE) (FOSSIL)
- testudineus, Conus testudineus L.W. Dillwyn, 1817 ex D.C. Solander MS - syn of: Chelyconus ermineus (I. von Born, 1778) - (CONIDAE)
- testudineus, Liguus fasciatus testudineus H.A. Pilsbry, 1912 - (ORTHALICIDAE)
- testudineus, Unio testudineus P.M.A. Morelet, 1849 - syn of: Psoronaias semigranosa (G. von dem Busch in R.A. Philippi, 1845) - (UNIONIDAE)
- testudineus, Unio testudineus L.A. Reeve, 1865 - syn of: Cyrtonaias livida (C.T. Simpson, 1900) - (UNIONIDAE)
- testudinis, Neptunea testudinis W.H. Dall, 1890 - (BUCCINIDAE)
- testudinis, Drillia testudinis H.A. Pilsbry & E.G. Vanatta, 1923 - syn of: Drillia albicostata (G.B. I Sowerby, 1834) - (DRILLIIDAE)
- testudinis, Caledoniella testudinis (H. Basedow, 1905) - (VELUTINIDAE)
- testudinosa, Chelycypraea testudinosa C. Linnaeus, 1758 - syn of: Chelycypraea testudinaria (C. Linnaeus, 1758) - (CYPRAEIDAE)
- testudo, Acanthopleura testudo (L. Spengler, 1797) - (CHITONIDAE)
- testudo, Helicarion testudo H.B. Preston, 1913 - (HELICARIONIDAE)
- Testudovolva, Genus Testudovolva J. Cate, 1973 (OVULIDAE)
- tetamariae, Volvarina tetamariae J. Espinosa, J.A. Ortea & L. Moro, 2010 - (MARGINELLIDAE)
- Tetamocornu, Genus Tetamocornu † (CYRTONELLIDA (UNASSIGNED)) (FOSSIL)
- tetanus, Paraseraphs tetanus P.O. Jung, 1974 † - (SERAPHSIDAE) (FOSSIL)
- tetartemoris, Daphnella tetartemoris (J.C. Melvill, 1910) - (RAPHITOMIDAE)
- tetatua, Dolichupis tetatua M.R. Hart, 1996 - syn of: Trivellona valerieae (M.R. Hart, 1996) - (TRIVIIDAE)
- tetensi, Acroloxus tetensi (L. Kušcer, 1932) - (ACROLOXIDAE)
- tetensii, Plekocheilus tetensii R.W. Dunker, 1875 - (AMPHIBULIMIDAE)
- tethycum, Protozigzagiceras tethycum Fernandez-Lopez & Pavia, 2013 † - (PERISPHINCTIDAE) (FOSSIL)
- tethydea, Marionia tethydea S. Delle Chiaje, 1822 - syn of: Marionia blainvillea (A. Risso, 1818) - (TRITONIIDAE)
- TETHYDIDAE Fischer, 1886 - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-TRITONIOIDEA [Superfamily])
- tethydis, Dimorphoplites tethydis C.É. Bayle, 1878 † - (HOPLITIDAE) (FOSSIL)
- Tethyoceramus, Genus Tethyoceramus Sornay, 1980 † (INOCERAMIDAE) (FOSSIL)
- tethys, Virgiconus tethys E.J. Petuch & D.M. Sargent, 2011 - (CONIDAE)
- tethys, Prunum tethys M. Lussi & G. Smith, 1999 - (MARGINELLIDAE)
- tethys, Neridomus tethys (Gemmelaro, 1878 †) - (NERIDOMIDAE) (FOSSIL)
- tethys, Neritoma tethys Morris 1949 † - (NERITIDAE) (FOSSIL)
- Tethys, Genus Tethys C. Linnaeus, 1758 (TETHYDIDAE)
- tethysi, Hildoceras tethysi Geczy, 1967 † - (HILDOCERATIDAE) (FOSSIL)
- Tetinka, Genus Tetinka Barrande, 1881 † (SPANILIDAE) (FOSSIL)
- Tetis, syn of: Genus Aplysia C. Linnaeus, 1767 (APLYSIIDAE)
- tetleyi, Buccinulum tetleyi Powell & J.A. Bartrum, 1929 † - (BUCCINIDAE) (FOSSIL)
- tetleyi, Perna tetleyi (Powell & J.A. Bartrum, 1929 †) - (MYTILIDAE) (FOSSIL)
- tetleyi, Cabestana tetleyi (Powell & J.A. Bartrum, 1929 †) - (RANELLIDAE) (FOSSIL)
- tetleyi, Tropicolpus tetleyi (Powell & J.A. Bartrum, 1929 †) - (TURRITELLIDAE) (FOSSIL)
- tetonensis, Scaphites tetonensis Cobban, 1951 † - (SCAPHITIDAE) (FOSSIL)
- Tetoria, Genus Tetoria Kobayashi & Suzuki, 1937 † (CYRENIDAE) (FOSSIL)
- tetoriensis, Ibotrigonia tetoriensis K. Maeda, 1963 † - (MYOPHORELLIDAE) (FOSSIL)
- tetoriensis, Myrene tetoriensis (T. Kobayashi & M. Suzuki, 1937 †) - (NEOMIODONTIDAE) (FOSSIL)
- tetoriensis, Nippononaia tetoriensis K. Maeda † - (NIPPONONAIIDAE) (FOSSIL)
- tetoriensis, Latitrigonia tetoriensis Kobayashi, 1957 † - (TRIGONIIDAE) (FOSSIL)
- Tetorimya, Genus Tetorimya Hayami, 1959 † (PHOLADOMYIDAE) (FOSSIL)
- Tetrabelus, Subgenus Dimitobelus (Tetrabelus) Glaessner, 1945 † (DIMITOBELIDAE) (FOSSIL)
- tetrabranchiata, Notobranchaea tetrabranchiata K.E.H. Bonnevie, 1913 - (NOTOBRANCHAEIDAE)
- tetracarina, Donaldiella tetracarina O. Kobayashi, 1930 † - (LOPHOSPIRIDAE) (FOSSIL)
- tetracarinata, Amphitomaria tetracarinata Zardini † - syn of: Amphitomaria cassiana (E.F.R.K. Koken, 1889 †) - (AMPHITOMARIIDAE) (FOSSIL)
- tetracarinatus, Gyraulus tetracarinatus (P.S. Pavlovic, 1903) - (PLANORBIDAE)
- tetracarinatus, Fossarulus tetracarinatus P.S. Pavlovic, 1903 † - (RISSOOIDEA (UNASSIGNED)) (FOSSIL)
- tetracarinatus, Viviparus tetracarinatus Atanackovic, 1959 † - (VIVIPARIDAE) (FOSSIL)
- tetracer, Cuphosolenus tetracer (A.V.M.D. D'Orbigny, 1825 †) - (APORRHAIDAE) (FOSSIL)
- Tetracheledone, Genus Tetracheledone N.A. Voss, 1955 (OCTOPODIDAE)
- Tetracionites, Genus Tetracionites Astre, 1931 † (HIPPURITIDAE) (FOSSIL)
- tetracirrhus, Pteroctopus tetracirrhus (S. Delle Chiaje, 1830) - (OCTOPODIDAE)
- tetraconcavus, Oblisicornus tetraconcavus A.V. Sysoev, 1968 † - (NOTABILITIDAE) (FOSSIL)
- tetracostata, Bohaispira tetracostata Y.F. Huang, 1983 † - (BOHAISPIRIDAE) (FOSSIL)
- tetracotula, Tonna tetracotula C. Hedley, 1919 - (TONNIDAE)
- tetradens, Chaetoderma tetradens (D. Ivanov, 1981) - (CHAETODERMATIDAE)
- tetradoryata, Dorymenia tetradoryata L. Salvini-Plawén, 1978 - (PRONEOMENIIDAE)
- tetradynamia, Loligo tetradynamia A.E. Ortmann, 1888 - syn of: Loliolus japonicus (W.E. Hoyle, 1885) - (LOLIGINIDAE)
- tetradynamus, Octopus tetradynamus C.S. Rafinesque, 1814 - syn of: Octopus vulgaris G.L.C.F.D. Cuvier, 1797 - (OCTOPODIDAE)
- tetragona, Arca tetragona Poli, 1795 - (ARCIDAE)
- tetragona, Cyrtoclymenia tetragona A. Schmidt, 1924 † - (CYRTOCLYMENIIDAE) (FOSSIL)
- tetragona, Entalina tetragona (G.B. Brocchi, 1814) - (ENTALINIDAE)
- tetragona, Meiocardia samarangiae tetragona (A. Adams & L.A. Reeve, 1850) - (GLOSSIDAE)
- tetragona, Lamnayella tetragona (M. von Neumayr, 1875 †) - (LYELLICERATIDAE) (FOSSIL)
- tetragona, Pseudorhaphitoma tetragona (A.A. Gould, 1861) - (MANGELIIDAE)
- tetragona, Favartia tetragona (W.J. Broderip, 1833) - (MURICIDAE)
- tetragona, Spinucella tetragona (Sowerby, 1825 †) - (MURICIDAE) (FOSSIL)
- tetragona, Murex tetragona Auct. non W.J. Broderip, 1833 - syn of: Favartia cellulosa (T.A. Conrad, 1846) - (MURICIDAE)
- tetragona, Coralliophila tetragona S. Kosuge, 1986 - syn of: Coralliophila mira (B.C. Cotton & F.C. Godfrey, 1932) - (MURICIDAE)
- tetragona, Purpura tetragona Sowerby, 1825 † - syn of: Spinucella tetragona (Sowerby, 1825 †) - (MURICIDAE) (FOSSIL)
- tetragona, Garantiana tetragona Wetzel, 1911 † - (PARKINSONIIDAE) (FOSSIL)
- tetragona, Periploma tetragona I.H. Jonas, 1839 - syn of: Periploma margaritaceum (J.B.P.A. Lamarck, 1801) - (PERIPLOMATIDAE)
- tetragona, Succinea tetragona C.M.F. Ancey, 1904 - (SUCCINEIDAE)
- tetragona, Thracia tetragona I.H. Jonas, 1839 - syn of: Periploma margaritaceum (J.B.P.A. Lamarck, 1801) - (THRACIIDAE)
- tetragona, Anodonta tetragona I. Lea, 1845 - syn of: Strophitus undulatus (T. Say, 1817) - (UNIONIDAE)
- tetragona quinquangularis, Entalina tetragona quinquangularis (E. Forbes, 1843) - (ENTALINIDAE)
- tetragonalis, Modiolus tetragonalis Slodkewitsch, 1936 † - syn of: Modiolus solea Slodkewitsch, 1936 † - (MYTILIDAE) (FOSSIL)
- Tetragonites, Genus Tetragonites Kossmat, 1895 † (TETRAGONITIDAE) (FOSSIL)
- TETRAGONITIDAE Hyatt, 1900 † - Family (CEPHALOPODA-AMMONOIDEA [Subclass]-AMMONITIDA [Order]-TETRAGONITOIDEA [Superfamily]) (FOSSIL)
- Tetragonoceras, syn of: Genus Erioliceras Sepkoski Jr., 2002 † (BRANCOCERATIDAE) (FOSSIL)
- Tetragonoceras, Genus Tetragonoceras Whiteaves, 1891 † (TETRAGONOCERATIDAE) (FOSSIL)
- TETRAGONOCERATIDAE Flower, 1945 † - Family (CEPHALOPODA-NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TAINOCERATOIDEA [Superfamily]) (FOSSIL)
- Tetragonocyclas, syn of: Genus Pisidium L. Pfeiffer, 1821 (SPHAERIIDAE)
- tetragonoides, Callihoplites tetragonoides Spath † - (HOPLITIDAE) (FOSSIL)
- Tetragonostea, syn of: Genus Lyonsia W.H. Turton, 1822 (LYONSIIDAE)
- tetragonostoma, Margarita tetragonostoma H.K. Jordan, 1895 - syn of: Callumbonella suturalis (R.A. Philippi, 1836) - (TROCHIDAE)
- tetragonostoma, Trochus tetragonostoma H.K. Jordan, 1895 - syn of: Callumbonella suturalis (R.A. Philippi, 1836) - (TROCHIDAE)
- tetragonum, Probeloceras tetragonum (F.A. Roemer, 1850 †) - (ACANTHOCLYMENIIDAE) (FOSSIL)
- tetragonum, Centroceras tetragonum (d'Archiac & Verneuil, 1842 †) - (CENTROCERATIDAE) (FOSSIL)
- tetragonum, Dentalium tetragonum G.B. I Sowerby, 1860 - syn of: Tesseracme tesseragona (G.B. I Sowerby in W.J. Broderip & G.B. I Sowerby, 1832) - (DENTALIIDAE)
- tetragonum, Dentalium tetragonum G.B. Brocchi, 1814 - syn of: Entalina tetragona (G.B. Brocchi, 1814) - (DENTALIIDAE)
- tetragonum, Kenseyoceras tetragonum C.N. Lange, 1929 † - syn of: Kenseyoceras nucleus (A. Schmidt, 1924 †) - (PRIONOCERATIDAE) (FOSSIL)
- tetragonum, Pisidium tetragonum N.A.J. Normand, 1854 - syn of: Pisidium milium F. Held, 1836 - (SPHAERIIDAE)
- tetragonus, Entogonites tetragonus Kullmann, 1962 † - (ENTOGONITIDAE) (FOSSIL)
- tetragonus, Goniatites tetragonus F.A. Roemer, 1850 † - syn of: Probeloceras tetragonum (F.A. Roemer, 1850 †) - (GONIATITIDAE) (FOSSIL)
- tetragonus, Callihoplites tetragonus Seeley, 1865 † - (HOPLITIDAE) (FOSSIL)
- tetragonus, Murex tetragonus W.J. Broderip, 1833 - syn of: Favartia tetragona (W.J. Broderip, 1833) - (MURICIDAE)
- tetrahedron, Bournonia tetrahedron Chubb, 1967 † - (RADIOLITIDAE) (FOSSIL)
- Tetrahoplites, Genus Tetrahoplites Casey, 1952 † (HOPLITIDAE) (FOSSIL)
- Tetrahoplitoides, Genus Tetrahoplitoides Casey , 1954 † (HOPLITIDAE) (FOSSIL)
- tetralasma, Holospira tetralasma H.A. Pilsbry, 1902 - (UROCOPTIDAE)
- tetralasmus, Uniomerus tetralasmus (T. Say, 1831) - (UNIONIDAE)
- Tetrameroceras, Genus Tetrameroceras Hyatt, 1884 † (HEMIPHRAGMOCERATIDAE) (FOSSIL)
- Tetranemia, syn of: Genus Serpulorbis M. Sassi, 1827 (VERMETIDAE)
- Tetranodoceras, Genus Tetranodoceras Flower, 1936 † (RUTOCERATIDAE) (FOSSIL)
- tetranodosum, Knemiceras tetranodosum Lisson, 1925 † - syn of: Parengonoceras pernodosum (Sommermeier, 1910 †) - (KNEMICERATIDAE) (FOSSIL)
- Tetranota, Genus Tetranota Ulrich & Scofield, 1897 † (PLECTONOTIDAE) (FOSSIL)
- tetrans, Prionoceras tetrans W. Korn, Bockwinkel & Ebbighausen, 2014 † - (PRIONOCERATIDAE) (FOSSIL)
- tetrao, Achatinella tetrao W. Newcomb - syn of: Laminella tetrao W. Newcomb, 1855 - (ACHATINELLIDAE)
- tetrao, Laminella tetrao W. Newcomb, 1855 - (AMASTRIDAE)
- tetrao gracilior, Laminella tetrao gracilior A. Hyatt & H.A. Pilsbry, 1911 - (AMASTRIDAE)
- Tetraphora, syn of: Genus Costatophora B.A. Marshall, 1994 (TRIPHORIDAE)
- Tetraphora, syn of: Genus Costatophora B.A. Marshall, 1994 (TRIPHORIDAE)
- tetraplax, Ischnocion tetraplax Barrientos, 1996 - (SUBULINIDAE)
- tetrapleura, Tesseracme tetrapleura (M. Boissevain, 1906) - (DENTALIIDAE)
- Tetrapleuroceras, syn of: Genus Neptunoceras Shimanskiy, 1949 † (NEPTUNOCERATIDAE) (FOSSIL)
- Tetraplica, Genus Tetraplica † (NEOGASTROPODA (UNASSIGNED)) (FOSSIL)
- Tetraplodon, syn of: Genus Castalia M.J.C.L. de Savigny, 1822 (HYRIIDAE)
- tetrapterus, Typhinellus tetrapterus H.G. Bronn, 1838 - syn of: Typhinellus labiatus (G.J. De Cristofori & G. Jan, 1832) - (MURICIDAE)
- tetrapterus protetrapterus, Typhinellus tetrapterus protetrapterus F. Sacco, 1890 - syn of: Typhinellus labiatus (G.J. De Cristofori & G. Jan, 1832) - (MURICIDAE)
- tetrapterygius, Glaucus tetrapterygius P.C.A.S.L. Rang, 1829 - (GLAUCIDAE)
- tetraptychia, Oospira duci tetraptychia H. Nordsieck, 2016 - (CLAUSILIIDAE)
- tetraptychum, Schizogonium tetraptychum E.A.L. Kittl, 1891 † - (SCHIZOGONIIDAE) (FOSSIL)
- tetraptycta, Turricula tetraptycta Author unknown † - (CLAVATULIDAE) (FOSSIL)
- tetraptyx, Oospira tetraptyx H. Nordsieck, 2003 - (CLAUSILIIDAE)
- Tetraptyxis, Genus Tetraptyxis Pchelintsev, 1965 † (ITIERIIDAE) (FOSSIL)
- tetraquetra, Calloarca tetraquetra (R.N. Kilburn, 1983) - (ARCIDAE)
- tetraquetra, Tochuina tetraquetra (P.S. Pallas, 1788) - (TRITONIIDAE)
- tetraquetra diomedea, Tochuina tetraquetra diomedea (L.S.R. Bergh, 1894) - (TRITONIIDAE)
- Tetrarca, syn of: Genus Arca C. Linnaeus, 1758 (ARCIDAE)
- tetraschistus, Polyschides tetraschistus (R.B. Watson, 1879) - (GADILIDAE)
- Tetraspidoceras, Genus Tetraspidoceras Géczy, 1998 † (COELOCERATIDAE) (FOSSIL)
- Tetraspis, syn of: Subgenus Arion (Mesarion) P. Hesse, 1926 (ARIONIDAE)
- Tetrastomella, syn of: Genus Columbellopsis M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1882 (COLUMBELLIDAE)
- tetrataeniata, Trypanaxis tetrataeniata A.E.M. Cossmann & G. Pissarro † - (TRYPANAXIDAE) (FOSSIL)
- Tetratheca, Genus Tetratheca Sysoev, 1968 † (TETRATHECIDAE) (FOSSIL)
- TETRATHECIDAE Sysoev, 1968 † - Family (HYOLITHA-ORTHOTHECIDA [Order]) (FOSSIL)
- Tetratubispira, syn of: Genus Patellilabia Knight, 1945 † (KNIGHTITIDAE) (FOSSIL)
- Tetravaccinites, Genus Tetravaccinites Bilotte, 1981 † (REQUIENIIDAE) (FOSSIL)
- tetrazona, Helix tetrazona G.J. De Cristofori & G. Jan, 1832 - syn of: Ambigua signata (A.E.J. Férussac, 1821) - (HELICIDAE)
- tetreauense, Gorbyoceras tetreauense Wilson, 1961 † - (PROTEOCERATIDAE) (FOSSIL)
- Tetrentodon, Genus Tetrentodon H.A. Pilsbry, 1903 (UROCOPTIDAE)
- tetrica, Craspedochiton tetrica P.P. Carpenter in W.H. Dall, 1882 - syn of: Craspedochiton tetricus (P.P. Carpenter in W.H. Dall, 1882) - (ACANTHOCHITONIDAE)
- tetrica, Discula tetrica R.T. Lowe, 1862 - (HYGROMIIDAE)
- tetrica, Lima tetrica Gould, 1851 - (LIMIDAE)
- tetrica, Physa tetrica P.M.A. Morelet, 1857 - (PHYSIDAE)
- tetrica, Plicatula tetrica T.A. Conrad, 1860 † - (PLICATULIDAE) (FOSSIL)
- tetrica, Venus tetrica T.A. Conrad, 1838 - syn of: Mercenaria campechiensis (J.F. Gmelin, 1791) - (VENERIDAE)
- tetrica noumeensis, Physa tetrica noumeensis J.C.H. Crosse, 1868 - (PHYSIDAE)
- tetricus, Craspedochiton tetricus (P.P. Carpenter in W.H. Dall, 1882) - (ACANTHOCHITONIDAE)
- tetricus, Ophicardelus tetricus P.M.A. Morelet, 1864 - syn of: Pleuroloba quoyi (H. Adams & A. Adams, 1854) - (ELLOBIIDAE)
- tetricus, Thaumastus tetricus F. Haas, 1951 - (MEGASPIRIDAE)
- tetricus, Boreotrophon tetricus (T.A. Conrad, 1832 †) - (MURICIDAE) (FOSSIL)
- tetricus, Octopus tetricus A.A. Gould, 1852 - (OCTOPODIDAE)
- tetricus, Unio tetricus I. Lea, 1857 - syn of: Elliptio pullata (I. Lea, 1856) - (UNIONIDAE)
- tetricus laevis, Trophon tetricus laevis Martin, 1904 † - syn of: Chesatrophon laevis (Martin, 1904 †) - (MURICIDAE) (FOSSIL)
- tetrodon, Granopupa tetrodon C.A. Westerlund, 1887 - syn of: Granopupa granum (J.P.R. Draparnaud, 1801) - (CHONDRINIDAE)
- tetrodon, Carychium tetrodon Paladilhe, 1873 † - (ELLOBIIDAE) (FOSSIL)
- tetrodon, Pseudochondrula tetrodon (L.L.G. de Mortillet, 1854) - (ENIDAE)
- tetrodon, Polyschides tetrodon (H.A. Pilsbry & B. Sharp, 1898) - (GADILIDAE)
- tetrodon, Polyschides tetrodon auct. non H.A. Pilsbry & B. Sharp, 1898 - syn of: Polyschides xavante C.H. Caetano & R.S. Absalão, 2005 - (GADILIDAE)
- tetrodon, Ashmunella tetrodon H.A. Pilsbry & J.H. Ferriss, 1915 - (POLYGYRIDAE)
- Tetrodontina, syn of: Genus Metodontia O.F. von Möllendorff, 1886 (BRADYBAENIDAE)
- tetrolcus, Agoniatites tetrolcus Ruan, 1981 † - (AGONIATITIDAE) (FOSSIL)
- Tetronychoteuthis, Genus Tetronychoteuthis G.J. Pfeffer, 1900 (PHOLIDOTEUTHIDAE)
- tetropsodes, Hydrobia tetropsodes A. Paladilhe, 1870 - syn of: Hydrobia acuta (J.P.R. Draparnaud, 1805) - (HYDROBIIDAE)
- tetsa, Amphipopanoceras tetsa (McLearn, 1946 †) - (PARAPOPANOCERATIDAE) (FOSSIL)
- tetsa, Meginoceras tetsa McLearn, 1947 † - (TRACHYCERATIDAE) (FOSSIL)
- tetsaensis, Grambergia tetsaensis McLearn, 1969 † - (LONGOBARDITIDAE) (FOSSIL)
- Tetsaoceras, Genus Tetsaoceras Tozer , 1994 † (LONGOBARDITIDAE) (FOSSIL)
- tetsuakii, Pustularia tetsuakii T. Kira, 1959 - syn of: Pustularia globulus (C. Linnaeus, 1758) - (CYPRAEIDAE)
- tetsui, Telophaedusa tetsui (O. Böttger & P.B. Schmacker, 1894) - (CLAUSILIIDAE)
- tettelbachiana, Andraea dubia tettelbachiana E.A. Rossmässler, 1838 - (CLAUSILIIDAE)
- tetuakii, Niso tetuakii T. Habe, 1949 - (EULIMIDAE)
- tetuanensis, Rossmaessleria tetuanensis (W. Kobelt) - (HELICIDAE)
- TEUDOPSIDAE Altena, 1949 † - Family (CEPHALOPODA-COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-LOLIGOSEPIIDA [Order]) (FOSSIL)
- teudopsiformis, Trachyteuthis teudopsiformis A. Fuchs, 2008 † - (TRACHYTEUTHIDIDAE) (FOSSIL)
- Teudopsis, Genus Teudopsis Eudes-Deslongchamps, 1835 † (TEUDOPSIDAE) (FOSSIL)
- teuleraensis, Plesiotriton teuleraensis Lesport, Cluzaud & A. Verhecken, 2015 † - (CANCELLARIIDAE) (FOSSIL)
- teulerei, Afrozoila teulerei (B. Cazenavette, 1846) - (CYPRAEIDAE)
- teulerei, Cypraea teulerei B. Cazenavette, 1845 - syn of: Afrozoila teulerei (B. Cazenavette, 1846) - (CYPRAEIDAE)
- teuleri, Barycypraea teuleri B. Cazenavette, 1846 - syn of: Afrozoila teulerei (B. Cazenavette, 1846) - (CYPRAEIDAE)
- teunis pitieri, Helicina teunis pitieri A.J. Wagner, 1910 - syn of: Tristramia tenuis (L. Pfeiffer, 1849) - (HELICINIDAE)
- teuriensis, Falsicolus teuriensis C.A. Fleming, 1943 † - (FASCIOLARIIDAE) (FOSSIL)
- TEUTHIDA (UNASSIGNED) - Family (CEPHALOPODA-COLEOIDEA [Subclass]-DECAPODIFORMES [Superorder]-TEUTHIDA [Order]) (FOSSIL)
- Teuthidiscus, syn of: Genus Opisthoteuthis A.E. Verrill, 1883 (OPISTHOTEUTHIDAE)
- Teuthirostria, Genus Teuthirostria L.I. Moskalev, 1976 (COCCULINIDAE)
- Teuthis, syn of: Genus Alloteuthis G. Wülker, 1920 (LOLIGINIDAE)
- teuthoides, Octopus teuthoides C.W. Robson, 1929 - (OCTOPODIDAE)
- Teuthowenia, Genus Teuthowenia C. Chun, 1910 (CRANCHIIDAE)
- teutonica, Triptychia teutonica Schnabel, 2006 † - (FILHOLIIDAE) (FOSSIL)
- Teutonica, Genus Teutonica Schröder, 1992 † (POLYGYRINIDAE) (FOSSIL)
- Teutonophon, Genus Teutonophon Blodgett & Frýda, 1999 † (BELLEROPHONTIDAE) (FOSSIL)
- teva, Chicoreus teva R. Houart & F.Jr. Lorenz, 2016 - (MURICIDAE)
- tevelliana, Curtitoma tevelliana (Turton, 1834) - (MANGELIIDAE)
- tevesi, Conus tevesi H. Trovão, 1978 - syn of: Varioconus alexandrinus (S.D. Kaicher, 1977) - (CONIDAE)
- tevesthensis, Fagesia tevesthensis (Peron, 1896 †) - (VASCOCERATIDAE) (FOSSIL)
- tevnianus, Lepetodrilus tevnianus McLean, 1993 - (LEPETODRILIDAE)
- tevoroa, Tridacna tevoroa W.J. Lucas, Ledua & Braley, 1991 - syn of: Tridacna mbalavuana H.S. Ladd, 1934 - (TRIDACNIDAE)
- tewoensis, Pseudofoordites tewoensis Ruan, 1987 † - (PINACITIDAE) (FOSSIL)
- texacola, Calpitaria texacola (G.F. Harris, 1895 †) - (VENERIDAE) (FOSSIL)
- Texadina, Genus Texadina R.T. Abbott & H.S. Ladd, 1951 (HYDROBIIDAE)
- Texaficus, Genus Texaficus Garvie, 2013 † (MELONGENIDAE) (FOSSIL)
- texagyra, Terebra texagyra G.F. Harris † - (TEREBRIDAE) (FOSSIL)
- texalta, Crassatella texalta G.F. Harris, 1895 † - (CRASSATELLIDAE) (FOSSIL)
- texana, Akera texana T.H. Aldrich, 1911 † - (AKERIDAE) (FOSSIL)
- texana, Cochliopa texana H.A. Pilsbry, 1935 - (COCHLIOPIDAE)
- texana, Cuna texana (L.W. Stephenson, 1941 †) - (CONDYLOCARDIIDAE) (FOSSIL)
- texana, Notocorbula texana (W.M. Gabb, 1860 †) - (CORBULIDAE) (FOSSIL)
- texana, Uddenia texana L.W. Stephenson, 1941 † - syn of: Cuna texana (L.W. Stephenson, 1941 †) - (CRASSATELLIDAE) (FOSSIL)
- texana, Discohelix texana T.H. Aldrich, 1911 † - (DISCOHELICIDAE) (FOSSIL)
- texana, Donaldina texana K. Bandel, 2002 † - (DONALDINIDAE) (FOSSIL)
- texana, Cylicioscapha texana E.L. Yochelson, 1956 † - (EUOMPHALIDAE) (FOSSIL)
- texana, Apachella texana (Girty, 1909 †) - (GOSSELETINIDAE) (FOSSIL)
- texana, Exogyra texana F.A. Roemer, 1849 † - syn of: Ceratostreon texanum (F.A. Roemer, 1849 †) - (GRYPHAEIDAE) (FOSSIL)
- texana, Humboldtiana texana H.A. Pilsbry, 1927 - (HUMBOLDTIANIDAE)
- texana, Hydrobia texana H.A. Pilsbry, 1935 - syn of: Pyrgophorus spinosus (R.E. Call & H.A. Pilsbry, 1886) - (HYDROBIIDAE)
- texana, Retispira texana E.L. Yochelson, 1960 † - (KNIGHTITIDAE) (FOSSIL)
- texana, Limacina texana Garvie & Hodgkinson, 1992 † - syn of: Heliconoides auriformis Curry, 1982 † - (LIMACINIDAE) (FOSSIL)
- texana, Lutetia texana G.F. Harris, 1920 † - (LUTETIIDAE) (FOSSIL)
- texana, Lamnayella texana (Cragin, 1893 †) - (LYELLICERATIDAE) (FOSSIL)
- texana, Metoptoma texana E.L. Yochelson, 1960 † - (METOPTOMATIDAE) (FOSSIL)
- texana, Euspira perspecta texana Garvie, 2013 † - (NATICIDAE) (FOSSIL)
- texana, Tortoliva texana T.A. Conrad, 1865 † - (NEOGASTROPODA (UNASSIGNED)) (FOSSIL)
- texana, Nerinea texana F.A. Roemer, 1849 † - (NERINEIDAE) (FOSSIL)
- texana, Americoliva sayana texana (E.J. Petuch & D.M. Sargent, 1986) - (OLIVIDAE)
- texana, Orthonema texana Beede, 1907 † - syn of: Cibecuia gouldii (Beede, 1907 †) - (ORTHONEMATIDAE) (FOSSIL)
- texana, Ostrea texana F.A. Roemer, 1849 † - syn of: Ceratostreon texanum (F.A. Roemer, 1849 †) - (OSTREIDAE) (FOSSIL)
- texana, Simnia texana Johnson, 1899 - (OVULIDAE)
- texana, Loxotrema texana Garvie, 2013 † - (PACHYCHILIDAE) (FOSSIL)
- texana, Neithea texana F.A. Roemer, 1849 † - (PECTINIDAE) (FOSSIL)
- texana, Permanomia texana Newell & Boyd, 1970 † - (PERMANOMIIDAE) (FOSSIL)
- texana, Pleurotomaria texana Girty, 1909 † - syn of: Apachella texana (Girty, 1909 †) - (PLEUROTOMARIIDAE) (FOSSIL)
- texana, Avellana texana Shumard, 1860 † - (RINGICULIDAE) (FOSSIL)
- texana, Rissoa texana Stanton, 1947 † - (RISSOIDAE) (FOSSIL)
- texana, Catinella texana L.R. Hubricht, 1961 - syn of: Catinella avara T. Say - (SUCCINEIDAE)
- texana, Tellina texana W.H. Dall, 1900 - (TELLINIDAE)
- texana, Terebra texana W.H. Dall, 1898 - syn of: Terebra taurina (J. Lightfoot, 1786) - (TEREBRIDAE)
- texana, Vitrinella texana D.R. Moore, 1965 - syn of: Circulus texanus (D.R. Moore, 1965) - (TORNIDAE)
- texana, Mercenaria texana (W.H. Dall, 1902) - (VENERIDAE)
- texana, Viviparus texana G.W. Tryon, 1862 - (VIVIPARIDAE)
- texana, Conomitra texana † - (VOLUTOMITRIDAE) (FOSSIL)
- texana elongata, Neithea texana elongata Bose, 1919 † - syn of: Neithea texana F.A. Roemer, 1849 † - (PECTINIDAE) (FOSSIL)
- texangelina, Rhabdopitaria texangelina H.B. Stenzel & al., 1957 † - (VENERIDAE) (FOSSIL)
- Texania, syn of: Genus Texmelanatria Palmer, 1937 (CERITHIIDAE) (FOSSIL)
- Texanites, Genus Texanites Spath , 1932 † (COLLIGNONICERATIDAE) (FOSSIL)
- texanopsis, Paraseraphs texanopsis Garvie, 2013 † - (SERAPHSIDAE) (FOSSIL)
- texanum, Microsulcatoceras texanum J. Kennedy & Cobban, 1990 † - (ACANTHOCERATIDAE) (FOSSIL)
- texanum, Texoceras texanum (Girty, 1909 †) - (ADRIANITIDAE) (FOSSIL)
- texanum, Agathiceras texanum Girty, 1909 † - syn of: Texoceras texanum (Girty, 1909 †) - (AGATHICERATIDAE) (FOSSIL)
- texanum, Cymatoceras texanum Shumard † - (CYMATOCERATIDAE) (FOSSIL)
- texanum, Glyptoxoceras texanum J. Kennedy & al., 2001 † - (DIPLOMOCERATIDAE) (FOSSIL)
- texanum, Solenoceras texanum Shumard, 1861 † - (DIPLOMOCERATIDAE) (FOSSIL)
- texanum, Gaudryceras texanum Anderson, 1958 † - (GAUDRYCERATIDAE) (FOSSIL)
- texanum, Glabrocingulum texanum Batten, 1989 † - (GOSSELETINIDAE) (FOSSIL)
- texanum, Ceratostreon texanum (F.A. Roemer, 1849 †) - (GRYPHAEIDAE) (FOSSIL)
- texanum, Domatoceras texanum Tucker & Mapes, 1978 † - (GRYPOCERATIDAE) (FOSSIL)
- texanum, Neophlycticeras texanum (Shattuck, 1903 †) - (LYELLICERATIDAE) (FOSSIL)
- texanum, Neodimorphoceras texanum (Smith, 1903 †) - (NEODIMORPHOCERATIDAE) (FOSSIL)
- texanum, Cinclidonema texanum Knight, 1945 † - (OMPHALOTROCHIDAE) (FOSSIL)
- texanum, Pseudogastrioceras texanum Clifton, 1942 † - (PARAGASTRIOCERATIDAE) (FOSSIL)
- texanum, Ectinochilus texanum (G.F. Harris, 1895 †) - (RIMELLIDAE) (FOSSIL)
- texanum, Paralegoceras texanum (Shumard, 1863 †) - (SCHISTOCERATIDAE) (FOSSIL)
- texanum, Bendoceras texanum Shumard, 1863 † - syn of: Paralegoceras texanum (Shumard, 1863 †) - (SCHISTOCERATIDAE) (FOSSIL)
- texanum, Bitaunioceras texanum Miller & Youngquist, 1947 † - (SPYROCERATIDAE) (FOSSIL)
- texanum, Cooperoceras texanum Miller, 1945 † - (TAINOCERATIDAE) (FOSSIL)
- texanum, Teinostoma texanum K.V.W. Palmer, 1937 † - (TORNIDAE) (FOSSIL)
- texanum, Epistroboceras texanum (Miller & Youngquist, 1948 †) - (TRIGONOCERATIDAE) (FOSSIL)
- texanum stephensoni, Ectinochilus texanum stephensoni Garvie, 2013 † - (RIMELLIDAE) (FOSSIL)
- texanum weatherfordensis, Ceratostreon texanum weatherfordensis (Cragin, 1893 †) - (GRYPHAEIDAE) (FOSSIL)
- texanus, Drepanocheilus texanus L.W. Stephenson, 1941 † - (APORRHAIDAE) (FOSSIL)
- texanus, Limipecten texanus (Girty, 1904 †) - (AVICULOPECTINIDAE) (FOSSIL)
- texanus, Baculites texanus Kennedy & Cobban, 1999 † - (BACULITIDAE) (FOSSIL)
- texanus, Fulguropsis texanus (S.C. Hollister, 1958) - (BUSYCONIDAE)
- texanus, Texanites texanus (F.A. Roemer, 1852 †) - (COLLIGNONICERATIDAE) (FOSSIL)
- texanus, Boesites texanus (Böse, 1919 †) - (DARAELITIDAE) (FOSSIL)
- texanus, Deltopecten texanus Girty, 1904 † - syn of: Limipecten texanus (Girty, 1904 †) - (DELTOPECTINIDAE) (FOSSIL)
- texanus, Cymatochiton texanus Girty, 1909 † - syn of: Pterochiton texanus (Girty, 1909 †) - (ISCHNOCHITONIDAE) (FOSSIL)
- texanus, Pterochiton texanus (Girty, 1909 †) - (LEPTOCHITONIDAE) (FOSSIL)
- texanus, Hexaplex texanus E.H. Vokes, 1968 † - (MURICIDAE) (FOSSIL)
- texanus, Borestus texanus Batten, 1995 † - (PHYMATOPLEURIDAE) (FOSSIL)
- texanus, Schizodus texanus Clifton, 1942 † - (SCHIZODIDAE) (FOSSIL)
- texanus, Macrochilina texanus (Shumard, 1859 †) - (SOLENISCIDAE) (FOSSIL)
- texanus, Macrocheilus texanus Shumard, 1859 † - syn of: Macrochilina texanus (Shumard, 1859 †) - (SOLENISCIDAE) (FOSSIL)
- texanus, Tectus texanus (F.A. Roemer, 1888 †) - (TEGULIDAE) (FOSSIL)
- texanus, Angulus texanus W.H. Dall, 1900 - (TELLINIDAE)
- texanus, Circulus texanus (D.R. Moore, 1965) - (TORNIDAE)
- texanus, Trochus texanus F.A. Roemer, 1894 † - syn of: Calliostoma cragini Stanton, 1947 † - (TROCHIDAE) (FOSSIL)
- texanus, Trochus texanus F.A. Roemer, 1888 † - syn of: Tectus texanus (F.A. Roemer, 1888 †) - (TROCHIDAE) (FOSSIL)
- texanus, Turbo texanus Shumard, 1859 † - (TURBINIDAE) (FOSSIL)
- texanus, Microceramus texanus H.A. Pilsbry, 1898 - (UROCOPTIDAE)
- texanus, Microconchus texanus Girty, 1909 † - (VIRIATELLIDAE) (FOSSIL)
- Texapyrgus, Genus Texapyrgus F.G. Thompson & R. Hershler, 1991 (HYDROBIIDAE)
- Texasella, Genus Texasella K. Bandel, 2002 † (DONALDINIDAE) (FOSSIL)
- texasensis, Linisia texasiana texasensis (H.A. Pilsbry, 1902) - (POLYGYRIDAE)
- texasensis, Anodonta texasensis I. Lea, 1859 - syn of: Anodonta grandis T. Say, 1829 - (UNIONIDAE)
- texasensis, Carunculina texasensis I. Lea, 1838 - syn of: Toxolasma texasiensis I. Lea, 1838 - (UNIONIDAE)
- Texasia, Subgenus Barroisiceras (Texasia) Reeside, 1932 † (COLLIGNONICERATIDAE) (FOSSIL)
- texasiana, Helix texasiana L. Pfeiffer, 1848 - syn of: Linisia ariadnae (L. Pfeiffer, 1848) - (HELICIDAE)
- texasiana, Aligena texasiana H.W. Harry, 1969 - (LASAEIDAE)
- texasiana, Natica texasiana R.A. Philippi, 1849 - syn of: Neverita delessertiana (C.A. Récluz, 1843) - (NATICIDAE)
- texasiana, Linisia texasiana (S. Moricand, 1833) - (POLYGYRIDAE)
- texasiana, Polygyra texasiana L. Pfeiffer, 1848 - syn of: Linisia ariadnae (L. Pfeiffer, 1848) - (POLYGYRIDAE)
- texasiana, Volvulella texasiana H.W. Harry, 1967 - (RHIZORIDAE)
- texasiana, Euglandina texasiana (L. Pfeiffer, 1857) - (SPIRAXIDAE)
- texasiana, Succinea texasiana L. Pfeiffer, 1848 - syn of: Calcisuccinea luteola (A.A. Gould, 1848) - (SUCCINEIDAE)
- texasiana, Agriopoma texasiana (W.H. Dall, 1892) - (VENERIDAE)
- texasiana, Callocardia texasiana W.H. Dall, 1892 - syn of: Agriopoma texasiana (W.H. Dall, 1892) - (VENERIDAE)
- texasiana, Periglypta texasiana W.H. Dall, 1892 - syn of: Agriopoma texasiana (W.H. Dall, 1892) - (VENERIDAE)
- texasiana angustior, Euglandina texasiana angustior H.A. Pilsbry & E.G. Vanatta, 1936 - (SPIRAXIDAE)
- texasiana tamaulipasensis, Polygyra texasiana tamaulipasensis H.C. Lea, 1857 - syn of: Linisia tamaulipasensis (H.C. Lea, 1857) - (POLYGYRIDAE)
- texasiana texasensis, Linisia texasiana texasensis (H.A. Pilsbry, 1902) - (POLYGYRIDAE)
- texasianum, Dentalium texasianum R.A. Philippi, 1849 - syn of: Paradentalium americanum (J.C. Chenu, 1843) - (DENTALIIDAE)
- texasianum, Dentalium texasianum R.A. Philippi, 1848 - syn of: Paradentalium americanum (J.C. Chenu, 1843) - (DENTALIIDAE)
- texasianum cestum, Dentalium texasianum cestum J. Henderson, 1920 - syn of: Paradentalium americanum (J.C. Chenu, 1843) - (DENTALIIDAE)
- texasianum rioense, Dentalium texasianum rioense J. Henderson, 1920 - syn of: Paradentalium americanum (J.C. Chenu, 1843) - (DENTALIIDAE)
- texasianus, Donax texasianus R.A. Philippi, 1847 - (DONACIDAE)
- texasianus, Strobilops texasianus H.A. Pilsbry & J.H. Ferriss, 1906 - (STROBILOPSIDAE)
- texasiensis, Toxolasma texasiensis I. Lea, 1838 - (UNIONIDAE)
- texasiensis compressus, Carunculina texasiensis compressus C.T. Simpson, 1900 - syn of: Toxolasma texasiensis I. Lea, 1838 - (UNIONIDAE)
- texata, Naricopsina texata (Lycett) † - (NARICOPSINIDAE) (FOSSIL)
- texata, Melania texata Münster, 1841 † - (THIARIDAE) (FOSSIL)
- texibrazus, Calpitaria texibrazus H.B. Stenzel & al., 1957 † - (VENERIDAE) (FOSSIL)
- Texicaprina, Genus Texicaprina Coogan, 1973 † (HIPPURITIDA (UNASSIGNED)) (FOSSIL)
- texieri, Parvedentulina texieri K.C. Emberton, 2002 - (STREPTAXIDAE)
- Texigryphaea, Genus Texigryphaea Stenzel, 1959 † (GRYPHAEIDAE) (FOSSIL)
- Texiscala, syn of: Genus Acrilla H. Adams, 1860 (EPITONIIDAE)
- texitrina, Katherinella texitrina H.B. Stenzel & al., 1957 † - (VENERIDAE) (FOSSIL)
- Texmelanatria, Genus Texmelanatria Palmer, 1937 (CERITHIIDAE) (FOSSIL)
- Texoceras, Genus Texoceras Miller & Furnish, 1940 † (ADRIANITIDAE) (FOSSIL)
- texta, Cassis texta H.G. Bronn, 1827 - syn of: Semicassis saburon (J.G. Bruguière, 1792) - (CASSIDAE)
- texta, Etrema texta (R.W. Dunker, 1860) - (CLATHURELLIDAE)
- texta, Opalia texta (E.A. Smith, 1903) - (EPITONIIDAE)
- texta, Zlichomphalina texta (Barrande in J. Perner, 1907 †) - (GOSSELETINIDAE) (FOSSIL)
- texta, Helix texta A. Mousson, 1861 - (HELICIDAE)
- texta, Planikellya texta (A.E.M. Cossmann, 1887 †) - (LASAEIDAE) (FOSSIL)
- texta, Atrina texta (L.G. Hertlein, G.D. Hanna & A.M. Strong, 1943) - (PINNIDAE)
- texta, Cyrtopinna texta L.G. Hertlein, G.D. Hanna & A.M. Strong, 1943 - syn of: Atrina texta (L.G. Hertlein, G.D. Hanna & A.M. Strong, 1943) - (PINNIDAE)
- texta, Pleurotomaria texta J.L.M. Defrance 1826 † - (PLEUROTOMARIIDAE) (FOSSIL)
- texta, Gobraeus texta W.M. Gabb, 1864 † - (PSAMMOBIIDAE) (FOSSIL)
- texta, Oonia texta E.A.L. Kittl, 1899 † - (PSEUDOMELANIIDAE) (FOSSIL)
- texta, Ptychomphalina texta Barrande in J. Perner, 1907 † - syn of: Zlichomphalina texta (Barrande in J. Perner, 1907 †) - (PTYCHOMPHALIDAE) (FOSSIL)
- texta, Rissoa texta A. Borchert, 1901 † - (RISSOIDAE) (FOSSIL)
- texta, Kyrina texta (G.P. Deshayes, 1853) - (VENERIDAE)
- texta, Katelysia texta (J.B.P.A. Lamarck, 1806 †) - (VENERIDAE) (FOSSIL)
- texta striata, Cassis texta striata R.A. Philippi, 1836 - syn of: Semicassis saburon (J.G. Bruguière, 1792) - (CASSIDAE)
- texta sulcosa, Cassis texta sulcosa J.P.S. Grateloup, 1847 † - syn of: Semicassis grateloupi (G.P. Deshayes, 1850 †) - (CASSIDAE) (FOSSIL)
- textaranea, Lucapina textaranea A.A. Olsson & A. Harbison, 1953 - syn of: Lucapina sowerbii (G.B. I Sowerby, 1835) - (FISSURELLIDAE)
- textatum, Scoliostoma textatum B. Phillips, 1841 † - (SCOLIOSTOMATIDAE) (FOSSIL)
- textile, Caecum textile L. de Folin, 1867 - (CAECIDAE)
- textile, Cylinder textile (C. Linnaeus, 1758) - (CONIDAE)
- textile, Conus textile L.M.D. Bellardi & O.G. Michelotti, 1841 † - (CONIDAE) (FOSSIL)
- textile, Darioconus textile A.J. Da Motta, 1981 - syn of: Cylinder textile (C. Linnaeus, 1758) - (CONIDAE)
- textile, Paphia textile (J.F. Gmelin, 1791) - (VENERIDAE)
- textile abbreviata, Conus textile abbreviata P. Dautzenberg, 1937 - syn of: Leptoconus ammiralis (C. Linnaeus, 1758) - (CONIDAE)
- textile arabica, Cylinder textile arabica L. Bozzetti, 2011 - (CONIDAE)
- textile dahlakensis, Conus textile dahlakensis A.J. Da Motta, 1982 - syn of: Cylinder textile (C. Linnaeus, 1758) - (CONIDAE)
- textile diluta, Cylinder textile diluta L. Bozzetti, 2009 - (CONIDAE)
- textile duofasciata, Cylinder textile duofasciata L. Bozzetti, 2016 - (CONIDAE)
- textile loman, Conus textile loman P. Dautzenberg, 1937 - syn of: Cylinder textile (C. Linnaeus, 1758) - (CONIDAE)
- textile mira, Cylinder textile mira L. Bozzetti, 2016 - (CONIDAE)
- textile neovicarius, Cylinder textile neovicarius A.J. Da Motta, 1982 - (CONIDAE)
- textile osullivani, Conus textile osullivani T. Iredale, 1931 - syn of: Cylinder textile (C. Linnaeus, 1758) - (CONIDAE)
- textile ponderosa, Conus textile ponderosa P. Dautzenberg, 1932 - syn of: Cylinder textile (C. Linnaeus, 1758) - (CONIDAE)
- textile sulcata, Conus textile sulcata G.B. I Sowerby, 1834 - syn of: Cylinder retifer (K.T. Menke, 1829) - (CONIDAE)
- textile tenebrosa, Cylinder textile tenebrosa L. Bozzetti, 2016 - (CONIDAE)
- textile vaulberti, Cylinder textile vaulberti F.Jr. Lorenz, 2012 - (CONIDAE)
- textile vezzaroi, Conus textile vezzaroi T. Cossignani, 2015 - syn of: Cylinder textile (C. Linnaeus, 1758) - (CONIDAE)
- textile vicarius, Cylinder textile vicarius (P.F. Röding, 1798) - (CONIDAE)
- textilia, Suavodrillia textilia W.H. Dall, 1927 - (BORSONIIDAE)
- Textilia, Genus Textilia W.J. Swainson, 1840 (CONIDAE)
- Textiliamarginella, syn of: Genus Marginella J.B.P.A. Lamarck, 1799 (MARGINELLIDAE)
- textiliformis, Retispira textiliformis (Gurley, 1883 †) - (KNIGHTITIDAE) (FOSSIL)
- textiligera, Mourlonia textiligera (F.B. Meek, 1871 †) - (GOSSELETINIDAE) (FOSSIL)
- textilina, Architectonica textilina W.H. Dall, 1892 † - (ARCHITECTONICIDAE) (FOSSIL)
- textilina, Strongylocera textilina O.A.L. Mörch, 1852 - syn of: Engoniophos unicinctus (T. Say, 1826) - (BUCCINIDAE)
- textilina, Oliva textilina J.B.P.A. Lamarck, 1810 - syn of: Oliva sericea textilina J.B.P.A. Lamarck, 1810 - (OLIVIDAE)
- textilina, Oliva sericea textilina J.B.P.A. Lamarck, 1810 - (OLIVIDAE)
- textilina, Xenophora textilina W.H. Dall, 1892 † - (XENOPHORIDAE) (FOSSIL)
- textilina caseyi, Architectonica textilina caseyi McNeil, 1984 † - (ARCHITECTONICIDAE) (FOSSIL)
- textilinum, Solarium textilinum W.H. Dall, 1892 † - syn of: Architectonica textilina W.H. Dall, 1892 † - (ARCHITECTONICIDAE) (FOSSIL)
- textilinus, Conus textilinus L.C. Kiener, 1847 - syn of: Cylinder textile (C. Linnaeus, 1758) - (CONIDAE)
- textiliosa, Barbatia textiliosa G.P. Deshayes, 1858 † - (ARCIDAE) (FOSSIL)
- textiliosa, Galeodea textiliosa G.P. Deshayes, 1835 † - (CASSIDAE) (FOSSIL)
- textiliosa, Turricula textiliosa G.P. Deshayes, 1834 † - (CLAVATULIDAE) (FOSSIL)
- textiliosa, Hadriania textiliosa (J.B.P.A. Lamarck, 1803 †) - (MURICIDAE) (FOSSIL)
- textiliosus, Fusus textiliosus J.B. Hombron & C.H. Jacquinot, 1854 - syn of: Xymenopsis buccinea (J.B.P.A. Lamarck, 1816) - (FASCIOLARIIDAE)
- textilis, Achatinella textilis W. Newcomb - syn of: Amastra textilis (A.E.J. Férussac, 1825) - (ACHATINELLIDAE)
- textilis, Acteon textilis R.J.L. Guppy, 1873 † - (ACTEONIDAE) (FOSSIL)
- textilis, Amastra textilis (A.E.J. Férussac, 1825) - (AMASTRIDAE)
- textilis, Bucania textilis de Koninck, 1883 † - syn of: Retispira exilis (de Koninck, 1883 †) - (BUCANIIDAE) (FOSSIL)
- textilis, Satsuma textilis H.A. Pilsbry & Y. Hirase, 1904 - (CAMAENIDAE)
- textilis, Scalptia textilis (L.C. Kiener, 1841) - (CANCELLARIIDAE)
- textilis, Cassis textilis (R. Tate, 1822 †) - (CASSIDAE) (FOSSIL)
- textilis, Danilia textilis D.G. Herbert, 2012 - (CHILODONTIDAE)
- textilis, Canaridiscus textilis (R.J. Shuttleworth, 1852) - (DISCIDAE)
- textilis, Levarlatirus textilis Garvie, 2013 † - (FASCIOLARIIDAE) (FOSSIL)
- textilis, Emarginula textilis A.A. Gould, 1859 - (FISSURELLIDAE)
- textilis, Promathildia textilis A. Nützel & Senowbari-Daryan, 1999 † - syn of: Carinathilda textilis (A. Nützel & Senowbari-Daryan, 1999 †) - (GORDENELLIDAE) (FOSSIL)
- textilis, Schizolopha textilis Ulrich & Scofield, 1897 † - (GOSSELETINIDAE) (FOSSIL)
- textilis, Helix textilis A.E.J. Férussac - syn of: Amastra textilis (A.E.J. Férussac, 1825) - (HELICIDAE)
- textilis, Holopea textilis Miller, 1897 † - syn of: Cyclonema textilis (Miller, 1897 †) - (HOLOPEIDAE) (FOSSIL)
- textilis, Ischnochiton textilis (J.E. Gray, 1828) - (ISCHNOCHITONIDAE)
- textilis, Retispira textilis (Miller, 1877 †) - (KNIGHTITIDAE) (FOSSIL)
- textilis, Parachiton textilis A.W.B. Powell, 1937 - (LEPTOCHITONIDAE)
- textilis, Limatula textilis Y.X. Wang, 1990 - (LIMIDAE)
- textilis, Lucina textilis R.A. Philippi, 1850 - syn of: Clathrolucina costata (A.V.M.D. D'Orbigny, 1846) - (LUCINIDAE)
- textilis, Marginella textilis S.G. Veldsman & S.G. Veldsman, 2014 - (MARGINELLIDAE)
- textilis, Carinathilda textilis (A. Nützel & Senowbari-Daryan, 1999 †) - (MATHILDIDAE) (FOSSIL)
- textilis, Melanopsis textilis Handmann, 1887 † - (MELANOPSIDAE) (FOSSIL)
- textilis, Subpterynotus textilis (W.M. Gabb, 1873 †) - (MURICIDAE) (FOSSIL)
- textilis, Phos textilis A. Adams, 1851 - (NASSARIIDAE)
- textilis, Eunaticina textilis Stanton † - (NATICIDAE) (FOSSIL)
- textilis, Natica textilis L.A. Reeve, 1855 - syn of: Cochlis vittata (J.F. Gmelin, 1791) - (NATICIDAE)
- textilis, Nerita textilis J.F. Gmelin, 1791 - (NERITIDAE)
- textilis, Theliostyla textilis L.W. Dillwyn, 1817 - syn of: Nerita textilis J.F. Gmelin, 1791 - (NERITIDAE)
- textilis, Cerithiella textilis (G.P. Deshayes, 1833 †) - (NEWTONIELLIDAE) (FOSSIL)
- textilis, Arcopsis textilis (G.P. Deshayes, 1858 †) - (NOETIIDAE) (FOSSIL)
- textilis, Chlamys textilis L.A. Reeve, 1853 - syn of: Talochlamys multistriata (G.S. Poli, 1795) - (PECTINIDAE)
- textilis, Cyclonema textilis (Miller, 1897 †) - (PLATYCERATIDAE) (FOSSIL)
- textilis, Strophostylus textilis Miller, 1897 † - syn of: Cyclonema textilis (Miller, 1897 †) - (PLATYCERATIDAE) (FOSSIL)
- textilis, Hyphantozyga textilis Hoare & Sturgeon, 1980 † - (PSEUDOZYGOPLEURIDAE) (FOSSIL)
- textilis, Toltecia textilis (H.A. Pilsbry, 1920) - (PUNCTIDAE)
- textilis, Turbonilla textilis (J.D. Kurtz, 1860) - (PYRAMIDELLIDAE)
- textilis, Sassia textilis R. Tate, 1888 † - (RANELLIDAE) (FOSSIL)
- textilis, Rimosodaphnella textilis (G.B. Brocchi, 1814 †) - (RAPHITOMIDAE) (FOSSIL)
- textilis, Massotia textilis R.A. Philippi, 1844 - syn of: Alvania lactea (A. Michaud, 1830) - (RISSOIDAE)
- textilis, Rissoa textilis R.A. Philippi, 1844 - syn of: Alvania beanii (S.C.T. Hanley in C. Thorpe, 1844) - (RISSOIDAE)
- textilis, Alvania textilis S.L. Lovén, 1846 - syn of: Alvania punctura (G. Montagu, 1803) - (RISSOIDAE)
- textilis, Seguenzia textilis B.A. Marshall, 1983 - (SEGUENZIIDAE)
- textilis, Zetela textilis (R. Murdoch & H.H. Suter, 1906) - (SOLARIELLIDAE)
- textilis, Glessula textilis (W.T. Blanford, 1866) - (SUBULINIDAE)
- textilis, Tellina textilis A. da Costa, 1830 - syn of: Thracia phaseolina (J.B.P.A. Lamarck, 1818) - (TELLINIDAE)
- textilis, Terebra textilis R.B. Hinds, 1844 - (TEREBRIDAE)
- textilis, Thysanophora textilis H.A. Pilsbry, 1920 - (THYSANOPHORIDAE)
- textilis, Anticlimax textilis F. Rubio & E. Rolán, 2014 - (TORNIDAE)
- textilis, Trochus textilis L.A. Reeve, 1861 - syn of: Infundibulum nigropunctatus L.A. Reeve, 1861 - (TROCHIDAE)
- textilis ampullacea, Melanopsis textilis ampullacea Handmann, 1887 † - (MELANOPSIDAE) (FOSSIL)
- textilis bicarinata, Melanopsis textilis bicarinata Handmann, 1887 † - (MELANOPSIDAE) (FOSSIL)
- textilis cookei, Amastra textilis cookei (A. Hyatt & H.A. Pilsbry, 1911) - (AMASTRIDAE)
- textilis hizenensis, Terebra textilis hizenensis H.A. Pilsbry, 1904 - (TEREBRIDAE)
- textilis kaipaupauensis, Amastra textilis kaipaupauensis A. Hyatt & H.A. Pilsbry, 1911 - (AMASTRIDAE)
- textilis media, Amastra textilis media A. Hyatt & H.A. Pilsbry, 1911 - (AMASTRIDAE)
- textilis souleyeti, Terebra textilis souleyeti G.P. Deshayes, 1859 - (TEREBRIDAE)
- textilis tsurugisanica, Satsuma textilis tsurugisanica J.T. Kuroda & T. Habe, 1980 - (CAMAENIDAE)
- textilisculpta, Pyrgulina textilisculpta Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- Textilis-group, syn of: Genus Terebra J.G. Bruguière, 1789 (TEREBRIDAE)
- textilosa, Purpura textilosa J.B.P.A. Lamarck, 1816 - syn of: Dicathais orbita textilosa (J.B.P.A. Lamarck, 1822) - (MURICIDAE)
- textilosa, Dicathais orbita textilosa (J.B.P.A. Lamarck, 1822) - (MURICIDAE)
- textilosa, Nerita textilosa J.F. Gmelin, 1791 - syn of: Nerita textilis J.F. Gmelin, 1791 - (NERITIDAE)
- textimattum, Epitonium textimattum H. DuShane, 1977 - (EPITONIIDAE)
- Textiscala, syn of: Genus Amaea H. Adams & A. Adams, 1853 (EPITONIIDAE)
- Textivenus, Subgenus Katelysia (Textivenus) A.E.M. Cossmann, 1886 † (VENERIDAE) (FOSSIL)
- textor, Calliostoma textor C. Vilvens, 2014 - (CALLIOSTOMATIDAE)
- textorama, Cuspidaria textorama Garvie, 2013 † - (CUSPIDARIIDAE) (FOSSIL)
- textoria, Ovula textoria P.F. Röding, 1798 - syn of: Volva volva (C. Linnaeus, 1758) - (OVULIDAE)
- textoria, Volva textoria P.F. Röding, 1798 - syn of: Volva volva (C. Linnaeus, 1758) - (OVULIDAE)
- textoria, Chlamys textoria Schlotheim, 1820 † - (PECTINIDAE) (FOSSIL)
- Textostele, Subgenus Streptostele (Textostele) L.A.W.C. Venmans, 1959 (STREPTAXIDAE)
- textrina, Hemiplecta textrina (W.H. Benson, 1866) - (ARIOPHANTIDAE)
- textrix, Venus textrix G.P. Deshayes, 1853 - syn of: Paphia textile (J.F. Gmelin, 1791) - (VENERIDAE)
- textrix, Tapes textrix L.A. Reeve, 1864 - syn of: Paphia textile (J.F. Gmelin, 1791) - (VENERIDAE)
- Textrix, syn of: Genus Paphia P.F. Röding, 1798 (VENERIDAE)
- textum, Bithynia textum T.N. Annandale, 1921 - (BITHYNIIDAE)
- textum, Buccinum textum R. Tiba, 1983 - syn of: Buccinum epifragilum R. Tiba, 1983 - (BUCCINIDAE)
- textum, Nemocardium textum (Bronn, 1831) † - (CARDIIDAE) (FOSSIL)
- textum, Gastrioceras textum A. Hyatt 1884 † - (GASTRIOCERATIDAE) (FOSSIL)
- textum, Phos textum (J.F. Gmelin, 1791) - (NASSARIIDAE)
- textum, Chondropoma textum (J. Gundlach in L. Pfeiffer, 1858) - (POMATIIDAE)
- textum, Quinnites textum (W.J. Gordon, 1964 †) - (RETICULOCERATIDAE) (FOSSIL)
- textum, Branneroceras textum Plummer & P.H. Scott 1937 † - (SCHISTOCERATIDAE) (FOSSIL)
- textum, Dendropoma textum (O.A.L. Mörch, 1861) - (VERMETIDAE)
- textum booneae, Chondropoma textum booneae (D.A. Welch, 1934) - (POMATIIDAE)
- textum cyanostoma, Phos textum cyanostoma A. Adams, 1851 - syn of: Phos cyanostoma A. Adams, 1851 - (NASSARIIDAE)
- textum portillensis, Chondropoma textum portillensis (C. de la Torre & P. Bartsch, 1941) - (POMATIIDAE)
- textumaraneum, Gorbyoceras textumaraneum (F.A. Roemer, 1861 †) - (PROTEOCERATIDAE) (FOSSIL)
- textumarenaceum, Spyroceras textumarenaceum (F.A. Roemer, 1861 †) - (SPYROCERATIDAE) (FOSSIL)
- texturata, Sabaziella texturata (A. Issel, 1922 †) - (ANASPIDEA (UNASSIGNED)) (FOSSIL)
- texturata, Dolabella texturata A. Issel, 1922 † - syn of: Sabaziella texturata (A. Issel, 1922 †) - (APLYSIIDAE) (FOSSIL)
- texturata, Laubella texturata (Münster, 1841 †) - (LAUBELLIDAE) (FOSSIL)
- texturata, Worthenia texturata Münster, 1841 † - syn of: Laubella texturata (Münster, 1841 †) - (LOPHOSPIRIDAE) (FOSSIL)
- texturata, Mitra texturata J.C.H. Crosse, 1872 - syn of: Nebularia pudica W.H. Pease, 1860 - (MITRIDAE)
- texturata, Pterygia texturata J.B.P.A. Lamarck, 1811 - syn of: Tiarella scabricula (C. Linnaeus, 1767) - (MITRIDAE)
- texturata, Phycothais texturata (E.A. Smith, 1904) - (MURICIDAE)
- texturata, Purpura texturata E.A. Smith, 1904 - syn of: Phycothais texturata (E.A. Smith, 1904) - (MURICIDAE)
- texturata, Pleurotomaria texturata Münster, 1841 † - syn of: Laubella texturata (Münster, 1841 †) - (PLEUROTOMARIIDAE) (FOSSIL)
- texturata, Ryderia texturata (Terquem & Piette 1865) † - (POLIDEVCIIDAE) (FOSSIL)
- texturata, Philorene texturata W.R.B. Oliver, 1915 - (SKENEIDAE)
- texturata, Venus texturata J.B.P.A. Lamarck, 1818 - syn of: Polititapes aureus (J.F. Gmelin, 1791) - (VENERIDAE)
- texturatum, Epitonium texturatum (A.A. Gould, 1847) - (EPITONIIDAE)
- texturatum, Cyclostoma texturatum G.B. Sowerby, 1850 - syn of: Amphicyclotus texturatus (G.B. Sowerby, 1850) - (POMATIIDAE)
- texturatum, Parvamussium texturatum (P. Dautzenberg & A.R.J.B. Bavay, 1912) - (PROPEAMUSSIIDAE)
- texturatus, Colubraria texturatus R. Tate, 1888 † - (COLUBRARIIDAE) (FOSSIL)
- texturatus, Napaeus texturatus (A. Mousson, 1872) - (ENIDAE)
- texturatus, Amphicyclotus texturatus (G.B. Sowerby, 1850) - (NEOCYCLOTIDAE)
- texturatus, Trochus texturatus A.A. Gould, 1849 - syn of: Cantharidus purpureus (J.F. Gmelin, 1791) - (TROCHIDAE)
- texturatus goldfussi, Amphicyclotus texturatus goldfussi (O. Böttger, 1892) - (NEOCYCLOTIDAE)
- texturatus spiralis, Amphicyclotus texturatus spiralis F.G. Thompson, 1969 - (NEOCYCLOTIDAE)
- textus, Spaniorinus textus (A.E.M. Cossmann, 1887 †) - (GALEOMMATIDAE) (FOSSIL)
- textus, Mourlonia textus Hyde, 1953 † - (GOSSELETINIDAE) (FOSSIL)
- textus, Cyclopecten textus H.H. Dijkstra & B.A. Marshall, 2008 - (PROPEAMUSSIIDAE)
- textus, Stylopsis textus L. de Folin & J.P.L. Périer, 1879 - (PYRAMIDELLIDAE)
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