Nanaphora minuta C.F. Laseron, 1958
Mastonia minutissima (C.M. Tapparone-Canefri,1877)
Cautor minutulus S. Kosuge, 1974
Triphora mirifica G.P. Deshayes, 1863
Cheirodonta miskitorum E. Rolán & A.A. Luque,1999
Coriophora mistura (C.F. Laseron, 1958)
Cheirodonta mizifio Fernandes & A. Pimenta,2015
Marshallora modesta (C.B. Adams, 1850)
Opimaphora molecula C.F. Laseron, 1958
Triphora monacha R.P.J. Hervier, 1898
Monophorus monachus (R.P.J. Hervier, 1898)
Coriophora monilifera (R.B. Hinds, 1843)
Inella moniliferata (FOSSIL) Darragh, 2017 †
Triphora monteiroi E. Rolán& R. Fernández-Garcés, 2015
Triphora montereyensis P. Bartsch, 1907
Differoforis montrouzieri (R.P.J. Hervier, 1898)
Coriophora montuosa (C.F. Laseron, 1958)
Triphora morgani K.H. Barnard, 1963
Viriola morychus F.P. Jousseaume, 1898
Eorex multicarinatus (FOSSIL) A. Nützel, 1998 †
Latitriphora multigyrata (M. Yokoyama, 1922)
Inella multitecta S. Kosuge, 1962
Nanaphora murrayensis C.F. Laseron, 1958
Obesula mus F.P. Jousseaume, 1898
Triphora nana (C.B. Adams, 1850)
Triphora natalensis K.H. Barnard, 1963
Coriophora negrita (C.F. Laseron, 1958)
Marshallora nicaraguensis E. Rolán & A.A. Luque,1999
Marshallora nichupte E. Rolán & F.M. Crúz-Abrego,1996
Marshallora nigrocincta (Adams, 1839)
Monophorus nigrofuscus (A. Adams, 1854)
Triphora nina P. Bartsch, 1915
Monophorus nitidus S. Kosuge, 1963
Triphora nivea J.C. Verco, 1909
Triphora nodifera A. Adams & L.A. Reeve,1850