Rapana moulinsii (Brochon, 1849)
Latiaxis mucatanica S. Kosuge, 1979 Philippines17,9 mm
Pagodula mucrone (R. Houart, 1991) Brazil, Espirito Santo31,7 mm
Pteropurpura multicornis R. Houart, 1991 South Africa, Transkei20 mm
Pteropurpura multicornus R. Houart, 1991 South Africa, Natal19,2 mm
Abyssotrophon multicostatus (A.N. Golikov& B.I. Sirenko, 1992) Japan
Boreotrophon multicostatus (J.F. von Eschscholtz,1829) Alaska23 mm
Enixotrophon multigradus (R. Houart, 1990) New Caledonia17,8 mm
Trophonopsis multilamellosa (R.A. Philippi, 1844) Italy, Elba Island18,8 mm
Vokesimurex multiplicatus (G.B. III Sowerby, 1895) Australia, Port Headland61 mm
Vokesimurex multiplicatus bantamensis (K. Martin, 1895) Indonesia, Java64 mm
Murexsul multispinosus (G.B. III Sowerby, 1904) Japan, Wakayama
Favartia munda (L.A. Reeve, 1849) Philippines, Olango Island11 mm
Trophon munitus (FOSSIL) J. Marwick, 1934 †
Terefundus murdochi (FOSSIL) (J. Marwick, 1924 †)
Lindapterys murex (C. Hedley, 1922) Australia, Torres Strait
Pascula muricata (L.A. Reeve, 1846) Philippines, Mactan Island14,8 mm
Trophonopsis muricata (G. Montagu, 1803) Italy, Livorno19 mm
Neorapana muricata (W.J. Broderip, 1832) Panama50 mm
Trophon muricatus (FOSSIL) (G. Montagu, 1803 †) Belgium
Eupleura muriciformis (W.J. Broderip, 1833) Madagascar48 mm
Xymenopsis muriciformis (P.P. King, 1832) Argentina, Puerto Deseado42 mm
Xymenopsis muriciformis decolor (R.A. Philippi, 1845) Chile, Beagle Channel34 mm
Trophon muriciformis (FOSSIL) Köning, 1831 † Argentina, Beagle Canal
Semiricinula muricoides (H.M.D. de Blainville,1832) Singapore25 mm
Zeatrophon murrayae (FOSSIL) C.A. Fleming, 1943 † New Zealand, Manawatu-Wanganui18 mm
Tenguella musiva (L.C. Kiener, 1835) Vietnam25 mm
Leptotrophon musorstomae R. Houart, 1995 New Caledonia, Grand Passage9,9 mm
Morula mutica (J.B.P.A. Lamarck, 1816) Mauritius18 mm
Laevityphis muticus (FOSSIL) (Sowerby, 1834 †)
Calotrophon myakka (FOSSIL) E.J. Petuch, 1994 † Florida, Sarasota County20 mm
Cinclidotyphis myrae H. DuShane, 1969 Mexico, Jalisco12 mm
Dermomurex myrakeenae (W.K. Emerson& D'Attilio, 1970) Mexico14 mm
Babelomurex nagahorii (S. Kosuge, 1980) Philippines, Balicasag Island21,3 mm
Babelomurex nakamigawai (J.T. Kuroda, 1959) South Africa, Natal42 mm