Anadara antiquata scapha (J.F. Gmelin, 1791)
Barbatia appendiculata (FOSSIL) (Sowerby, 1820 †)
Barbatia appendiculata planicostata (G.P. Deshayes, 1829 )
Arca aquila (FOSSIL) A. Heilprin, 1887 †
Anadara arata (FOSSIL) (T. Say, 1824 †)
Venignia arcula (FOSSIL) Berezovsky, 2015 †
Lunarca arthurpennelli (FOSSIL) C.J. Maury, 1917 †
Barbatia articulata (FOSSIL) G.P. Deshayes, 1858 †
Barbatia aspera (FOSSIL) (T.A. Conrad, 1854 †)
Bentharca asperula (W.H. Dall, 1881)
Anadara athroa (FOSSIL) W.P. Woodring, 1973 †
Anadara auriculata (J.B.P.A. Lamarck, 1819)
Scaphula austeni (FOSSIL) (E. Forbes, 1845 †)
Barbatia auversiensis (FOSSIL) G.P. Deshayes, 1858 †
Bentharca avellanaria (J.C. Melvill & R. Standen,1907)
Barbatia awamoana (FOSSIL) Finlay, 1930 †
Anadara axelolssoni (O. Macsotay & B. Campos,2001)
Barbatia axinaea (FOSSIL) Boettger, 1883 †
Acar bailyi P. Bartsch, 1931
Arca balestrai (FOSSIL) A. De Gregorio, 1880 †
Barbatia barbata (C. Linnaeus, 1758)
Barbatia barbatula (FOSSIL) (J.B.P.A. Lamarck,1805 †)
Barbatia barnaeformis (FOSSIL) J. Marwick, 1928 †
Barbatia barneaformis (FOSSIL) (J. Marwick, 1928 †)
Anadara bataviensis (É. Lamy, 1907)
Barbatia baudoni (FOSSIL) A.E.M. Cossmann, 1887 †
Arca baugieri (FOSSIL) A.V.M.D. D'Orbigny,1850 †
Bathyarca bellatula (FOSSIL) J. Marwick, 1942 †
Bathyarca bellula (FOSSIL) (Wiechmann, 1874 †)
Calloarca benthicola (T. Iredale, 1939)
Cunearca berjadinensis (FOSSIL) F. Hodson & al., 1927 †
Barbatia bernayi (FOSSIL) G.P. Deshayes, 1858 †
Arca bezanconi (FOSSIL) A.E.M. Cossmann, 1887 †
Arca biangula (FOSSIL) J.B.P.A. Lamarck, 1805 †
Anadara biangulata (G.B. I Sowerby, 1833)