Pseudocatillus subzlatarskii (FOSSIL) Ebersin, 1967 †
Acrosterigma suduirauti E. Vidal & J.J. Ter Poorten,2007
Fragum sueziense (A. Issel, 1869)
Acrosterigma suluanum E. Vidal, 1999
Didacna surachanica (FOSSIL) N.I. Andrusov †
Acrosterigma swanae (Maxwell,Congdon & Rymer, 2016)
Laevicardium sybariticum (W.H. Dall, 1886)
Ctenocardia symbolica T. Iredale, 1929
Vepricardium taiwanensis (FOSSIL) O. Masuda & Y.F. Huang,1990 †
Nemocardium takaradaiense (FOSSIL) Scheremetjeva, 1977 †
Cardium talahabense (FOSSIL) Martin, 1922 †
Dinocardium taphrium (FOSSIL) W.H. Dall, 1900 †
Laevicardium taracaicum (FOSSIL) (M. Yokoyama, 1930 †)
Laevicardium tegalense (FOSSIL) C.H. Oostingh, 1934 †
Fulvia tenuicostata (J.B.P.A. Lamarck, 1819)
Microcardium tenuilamellosum J. Poutiers, 1981
Cardium tenuistriatum (FOSSIL) (R.P. Whitfield, 1885 †)
Laevicardium tenuisulcatum (FOSSIL) (P. Nyst, 1836 †)
Parvicardium tenuitesta (FOSSIL) (Cossmann 1908) †
Acrosterigma terpoorteni Thach, 2017
Vasticardium terpoorteni Hylleberg, 2015
Laevicardium tertium E. Fischer-Piette, 1977
Nemocardium textum (FOSSIL) (Bronn, 1831) †
Frigidocardium thaanumi (H.A. Pilsbry, 1921)
Agnocardia thalassium (FOSSIL) (C.J. Maury, 1925 †)
Trachycardium thalassium (FOSSIL) C.J. Maury, 1924 †
Pratulum thetidis (C. Hedley, 1902)
Vasticardium thomassini E. Vidal, 1998
Keenocardium tigilense (FOSSIL) (Slodkewitsch, 1938 †)
Microcardium tinctum (W.H. Dall, 1881)
Dallocardia tintinnabularum (FOSSIL) (C.J. Maury, 1917 †)
Cardium tokyoensis (FOSSIL) S. Tokunaga, 1906 †
Frigidocardium torresi (E.A. Smith, 1885)
Acrosterigma transcendens (J.C. Melvill & R. Standen,1899)
Ctenocardia translata (B. Prashad, 1932)