Pteropurpura macroptera tremperi W.H. Dall, 1910
Favartia mactanensis (W.K. Emerson & D'Attilio,1979)
Favartia maculata (L.A. Reeve, 1845)
Orania maestratii R. Houart & J. Tröndlé,2008
Scabrotrophon maestratii R. Houart & V. Héros,2016
Purpura magellani C. Vélain, 1876
Ponderia magna R. Houart, 1988
Nipponotrophon magnificus (A.N. Golikov& B.I. Sirenko, 1992)
Nipponotrophon makassarensis R. Houart, 1985
Vokesimurex malabaricus (E.A. Smith, 1894)
Indothais malayensis (S.K. Tan& J.B. Sigurdsson, 1996)
Coralliophila mallicki H.S. Ladd, 1977
Scabrotrophon maltzani (W. Kobelt, 1878)
Fuegotrophon malvinarum (H. Strebel, 1908)
Mipus mamimarumai (S. Kosuge, 1980)
Scabrotrophon manai Houart & Héros, 2016
Murexsul mananteninaensis R. Houart & V. Héros,2015
Coralliophila mandji P.A. Bernard, 1989
Trophon mangelioides (FOSSIL) R. Tate, 1888 †
Babelomurex mansfieldi (J.T.L. McGinty, 1940)
Ecphora mansfieldi (FOSSIL) E.J. Petuch, 1989 †
Murexiella mantelli (FOSSIL) (T.A. Conrad, 1834 †)
Murex manubriatus (FOSSIL) R. Tate, 1888 †
Naquetia manwaii R. Houart & V. Héros,2013
Favartia maraisi (E.H. Vokes, 1978)
Scabrotrophon maranii Houart & Héros, 2016
Muricopsis marcusi E.H. Vokes, 1994
Calotrophon margaritae (FOSSIL) (A.E.M. Cossmann& A. Lambert, 1884 †)
Phyllonotus margaritensis (R.T. Abbott, 1958)
Drupella margariticola (W.J. Broderip, 1833)
Tenguella marginalba (H.M.D. de Blainville,1832)
Lepsiella marginata (G.P. Deshayes, 1839)
Neothais marginatra (H.M.D. de Blainville,1832)
Murexsul mariae (H.J. Finlay, 1930)
Thaisella mariae (F. Lange de Morretes,1954)