Angulararca merriami (FOSSIL) (Van Winkjel 1918) †
Destacar metella (C. Hedley, 1917)
Asperarca microida (FOSSIL) Berezovsky, 2014 †
Anadara microtera (FOSSIL) W.P. Woodring, 1925 †
Anadara mikkula (FOSSIL) (J. Gardner, 1926 †)
Arca miliacea (FOSSIL) A.E.M. Cossmann, 1887 †
Fugleria millifila (FOSSIL) (Dall) †
Arca minuata (FOSSIL) G.P. Deshayes, 1858 †
Scaphula minuta E. Ghosh, 1922
Eonavicula minuta (FOSSIL) (Sowerby, 1824 †)
Arca miocaenica (FOSSIL) A.E.M. Cossmann& M.A. Peyrot, 1912 †
Anadara mirandana (FOSSIL) F. Hodson & al., 1927 †
Anadara mississippiensis (FOSSIL) T.A. Conrad, 1847 †
Barbatia mississippiensis (FOSSIL) T.A. Conrad, 1854 †
Arca mixta (FOSSIL) Dufour, 1881 †
Barbatia modiolida (FOSSIL) W.P. Woodring, 1925 †
Barbatia modioliformis (G.P. Deshayes, 1829 )
Barbatia modioloides (FOSSIL) (F.J. Cantraine, 1835 †)
Anadara molengraaffii (FOSSIL) K. Martin, 1914 †
Barbatia molokaia W.H. Dall, P. Bartsch& H.A. Rehder, 1938
Anadara mompicha (FOSSIL) A.A. Olsson, 1964 †
Barbatia montforti (FOSSIL) Renard, 1994 †
Barbatia morieri (FOSSIL) G.P. Deshayes, 1858 †
Mosambicarca mosambicana (J.J. Bianconi, 1856)
Anadara muii Thach, 2016
Larkinia multicostata (G.B. I Sowerby, 1833)
Scapharca multiformis (FOSSIL) K. Martin, 1879 †
Barbatia mundeformata (FOSSIL) (C.R. Laws, 1939 †)
Arca mutabilis Sowerby, 1833
Barbatia mytiloides (FOSSIL) (G.B. Brocchi, 1814 †)
Scaphula nagarjunai Janaki Ram & Radhakrishna,1984
Anadara nakamurai (FOSSIL) A. Mizuno, 1952 †
Arca namnetensis (FOSSIL) A.E.M. Cossmann, 1906 †
Acar nana (FOSSIL) Kalishevich, 1981 †
Barbatia nanggulanensis (FOSSIL) Martin, 1914 †