Petricola millestriata (FOSSIL) J. Brown & H.A. Pilsbry,1913 †
Timoclea mindanensis (E.A. Smith, 1885)
Globivenus mindorensis (E.A. Smith, 1916)
Gouldia minima (G. Montagu, 1803)
Veremolpa minoensis (FOSSIL) (Itoigawa 1960) †
Chione minor G.W. Nowell-Usticke, 1969
Dosinia minor G.P. Deshayesin L. Maillard, 1863
Macrocallista minuscula (FOSSIL) Kellum, 1926 †
Veremolpa minuta (M. Yokoyama, 1922)
Gouldia minuta (FOSSIL) (Anderson, 1928 †)
Turtonia minuta (O. Fabricius, 1780)
Costellipitar minutus (F.C.L. Kochin R.A. Philippi, 1845)
Chione miocaenica (FOSSIL) (O.G. Michelotti, 1847 †)
Dosinia mira E.A. Smith, 1885
Saxidomus misawaensis (FOSSIL) (K.M. Hatai& S. Nisiyama, 1952 †)
Macrocallista mitagensis (FOSSIL) (S. Kanno, 1958 †)
Irus mitis (G.P. Deshayes, 1854)
Gouldia mitralis (FOSSIL) Whidborne †
Transennella modesta (W.J. Broderip& G.B. I Sowerby, 1835)
Gomphina moerchi (G.F. Angas, 1872)
Cyclorismina momeana (FOSSIL) Freneix 1980 †
Petricola monstrosa (J.F. Gmelin, 1791)
Protapes monstrosus (A. Römer, 1870)
Microcallista montensis (FOSSIL) (Cossmann 1908) †
Sunetta monthiersi (FOSSIL) Vasseur, 1881 †
Placamen morgani (FOSSIL) (J. Marwick, 1924 †)
Dosina morgani (FOSSIL) (H.H. Suter, 1917 †)
Chione moristans (FOSSIL) A.A. Olsson & A. Harbison,1953 †
Mysia morleti (FOSSIL) A.E.M. Cossmann, 1887 †
Meretrix morphina (J.B.P.A. Lamarck, 1818)
Agriopoma morrhuanum (W.H. Dall, 1902)
Pitar morrhuanus (W.H. Dall, 1902)
Pitar morrhuanus (FOSSIL) (Lisley, 1848 †)
Chione morsitans (FOSSIL) A.A. Olsson & A. Harbison,1953 †
Chione morsitans?? A.A. Olsson & A. Harbison,1953