Arca limula T.A. Conrad, 1832
Anadara lirata R.A. Philippi, 1887
Arca lischkei J.G. Bruguière, 1789
Anadara lita (FOSSIL) W.P. Woodring, 1973 †
Litharca lithodomus (G.B. I Sowerby, 1833)
Cunearca lloydi (FOSSIL) A.A. Olsson, 1922 †
Arca lomasdesamba (FOSSIL) C.J. Maury, 1917 †
Anadara luangmualensis Tiwari, 2001
Arca lucida (FOSSIL) G.P. Deshayes, 1858 †
Barbatia ludoviciana (FOSSIL) G.F. Harris, 1899 †
Barbatia lurida (G.B. I Sowerby, 1833)
Acar lyelli (FOSSIL) (G.P. Deshayes, 1829 †)
Asperarca magdalenae R. La Perna, 1998
Barbatia magellanoides (FOSSIL) (G.P. Deshayes, 1829 †)
Anadara magnoliana (FOSSIL) Gardner, 1943 †
Barbatia malaiana (FOSSIL) K. Martin, 1917 †
Anadara mangkalihatensis (FOSSIL) C. Beets, 1941 †
Arca marceauxi (FOSSIL) G.P. Deshayes, 1858 †
Barbatia marceauxiana (FOSSIL) G.P. Deshayes, 1858 †
Anadara margaretae (FOSSIL) C.J. Maury, 1917 †
Anadara marksi (FOSSIL) A.A. Olsson, 1964 †
Acar marsupialis P.G. Oliver & A.M. Holmes,2004
Barbatia martini R.W. Dunker, 1866
Barbatia marylandica (FOSSIL) (T.A. Conrad, 1840 †)
Mimarcaria matsumotoi T. Habe, 1958
Barbatia mauryae (FOSSIL) A.A. Olsson, 1922 †
Anadara mazatlanica (L.G. Hertlein& A.M. Strong, 1943)
Arca mcnairyensis (FOSSIL) B. Wade, 1926 †
Anadara medioamericana (FOSSIL) A.A. Olsson, 1922 †
Anadara megerata (FOSSIL) A.A. Olsson & A. Harbison,1953 †
Arca mekranica (FOSSIL) E.W. Vredenburg, 1928 †
Cunearca melita (FOSSIL) A.A. Olsson, 1964 †
Cunearca melloi (FOSSIL) C.J. Maury, 1924 †
Arca menengtengana (FOSSIL) K. Martin, 1910 †
Scapharca meroensis (FOSSIL) A.A. Olsson, 1931 †