Vasticardium assimile lacunosum (L.A. Reeve, 1845)
Acrosterigma attenuatum (G.B. II Sowerby, 1841)
Lyrocardium aurantiacum (A. Adams & L.A. Reeve,1850)
Chrysocardium aurum (FOSSIL) W.P. Woodring, 1982 †
Fulvia australis (Sowerby, 1834)
Nemocardium australojaponicum J.J. Ter Poorten, 2013
Americardia avona (FOSSIL) H.G. Richards, 1953 †
Jurassicardium axonense (FOSSIL) A.E.M. Cossmann, 1906 †
Europicardium badeniense (FOSSIL) Kokay, 1996 †
Didacna baeri (O.A. Grimm, 1877)
Dallocardia baiterum (FOSSIL) W.P. Woodring, 1982 †
Trigoniocardia ballenium (FOSSIL) H.A. Pilsbry& A.A. Olsson, 1941 †
Integricardium bannesianum (FOSSIL) (Contejean, 1859 †)
Didacna barbotdemarnii (O.A. Grimm, 1877)
Cardium basteroti (FOSSIL) G.P. Deshayes, 1832 †
Cardium bazini (FOSSIL) G.P. Deshayes, 1858 †
Nemocardium bechei (L.A. Reeve, 1847)
Trachycardium belcheri (W.J. Broderip& G.B. I Sowerby, 1829)
Cardium benoisti (FOSSIL) A.E.M. Cossmann, 1895 †
Cardium benstedi (FOSSIL) Forbes †
Vasticardium berschaueri N.N. Thach, 2014
Nemocardium bhagothorense (FOSSIL) E.W. Vredenburg, 1928 †
Americardia biangulata (W.J. Broderip& G.B. I Sowerby, 1829)
Lunulicardia bifidocostata (FOSSIL) Kamenetskaya, 1979 †
Acrosterigma biradiatum (J.G. Bruguière, 1789)
Nemocardium birdanum (FOSSIL) (Whitfield) †
Cardium bisectum (FOSSIL) E. Forbes, 1846 †
Keenocardium blandum (Gould, 1850)
Indocardium blanfordi (FOSSIL) Chiplonkar & Badve,1976 †
Fulvia boholensis E. Vidal, 1994
Acanthocardia bojorum (FOSSIL) (Wolff 1897) †
Protocardia bombax (FOSSIL) Tate, 1875 †
Cardium bottegoi (FOSSIL) d'Ossat, 1900 †
Loxocardium bouei (FOSSIL) (G.P. Deshayes, 1858 †)
Cardium bourdoti (FOSSIL) A.E.M. Cossmann, 1882 †