Japonia lowei (J.J.M. de Morgan, 1885)
Cyclotus lowianus (L. Pfeiffer, 1863)
Theobaldius loxostomus (L. Pfeiffer, 1852)
Cyclophorus lubanicus W.J. Clench & S. Archer,1931
Boucardicus luciae K.C. Emberton, 1994
Rhiostoma macalpinewoodsi F.F. Laidlaw, 1939
Ditropisena macleayi (J.W. Brazier, 1877)
Leptopoma maculatum (H.C. Lea, 1832)
Cyathopoma madio K.C. Emberton, 2010
Boucardicus magnilobatus K.C. Emberton & T.A. Pearce,1999
Boucardicus mahavariana K.C. Emberton, 2010
Boucardicus mahermanae K.C. Emberton & T.A. Pearce,1999
Dioryx major (A.R.J.B. Bavay& P. Dautzenberg, 1900)
Cyclophorus malayanus W.H. Benson
Lagochilus malleata W.T. Blanford, 1869
Cyclotus mamillaris N.H. Odhner, 1919
Platyrhaphe mamillata (J.F. Quadras& O.F. von Möllendorff, 1893)
Cyclosurus mariei P.M.A. Morelet, 1881
Pterocyclos marioni C.M.F. Ancey, 1898
Cyclophorus martensianus O.F. von Möllendorff,1874
Cyclotus masbatensis H.A. Pilsbry, 1928
Leptopoma massena (R.P. Lesson, 1830)
Alycaeus matchacheepiorum P. Dumrongrojwattana& W.J.M. Maassen, 2008
Leptopoma mathildae W.L.H. Dohrn, 1862
Boucardicus matoatoa K.C. Emberton, 2010
Cyathopoma matsoko K.C. Emberton, 2010
Leptopoma megalostoma O.F. von Möllendorff,1902
Chamalycaeus melanopoma H.A. Pilsbry, 1900
Cyclophorus menkeanus (R.A. Philippi, 1848)
Boucardicus menoi K.C. Emberton, 2010
Ptychopoma mesageri A.R.J.B. Bavay& P. Dautzenberg, 1900
Dioryx messageri (A.R.J.B. Bavay& P. Dautzenberg, 1900)
Chamalycaeus microconus (O.F. von Möllendorff,1886)
Dicharax microcostatus Páll-Gergely, 2017
Chamalycaeus microdiscus (O.F. von Möllendorff,1886)