Liotella kilcundae (J.H. Gatliff& C.J. Gabriel, 1914)
Munditiella kirai (T. Habe, 1961)
Bruceiella laevigata (B.A. Marshall, 1994)
Skenea larseni A. Warén, 1993
Cirsonella lata (C.F. Laseron, 1954)
Cirsonella laxa A.W.B. Powell, 1937
Iheyaspira lequios T.A. Okutani, T. Sasaki& E. Tsuchida, 2000
Dillwynella lignicola B.A. Marshall, 1988
Leucorhynchia lirata (E.A. Smith, 1872)
Lodderia lodderae (W.F. Petterd, 1884)
Haplocochlias loperi F. Rubio, E. Rolán& Y.C. Lee, 2013
Haplocochlias lucasensis (A.M. Strong, 1934)
Callomphala lucida (A. Adams & G.F. Angas,1864)
Haplocochlias lupita J. Espinosa & J.A. Ortea,2013
Liotella mackenae R.K. Dell, 1956
Lodderia mandulana (FOSSIL) C. Beets, 1984 †
Cirsonella maoria (Powell, 1937)
Parviturbo marcosi F. Rubio, E. Rolán& R. Fernández-Garcés, 2015
Cirsonella margaritiformis (W.H. Dall, 1927)
Dikoleps marianae F. Rubio, L. Dantart& A.A. Luque, 1998
Parviturbo maturensis (FOSSIL) P.O. Jung, 1969 †
Cirsonella microscopica (J.H. Gatliff& C.J. Gabriel, 1910)
Parviturbo milium (FOSSIL) (W.H. Dall, 1892 †)
Skenea millepunctata H.B.S. Friele, 1880
Lodderena minima (J.E. Tenison-Woods,1878)
Leucorhynchia minor E. Rolán & S. Gori, 2013
Haplocochlias minusdentatus F. Rubio, E. Rolán& C. Redfern, 2013
Skenea minuta J.G. Jeffreys, 1883
Lophocochlias minutissimus H.A. Pilsbry, 1921
Skenea mirabile J.T. Kuroda & T. Habe,1991
Dillwynella modesta (W.H. Dall, 1889)
Haplocochlias moolenbeeki D. De Jong & H.E. Coomans,1988
Lopheliella moolenbeeki L. Hoffman, B. van Heugten& M.S.S. Lavaleye, 2008
Lopheliella moundforceae L. Hoffman, B. van Heugten& M.S.S. Lavaleye, 2008
Haplocochlias multiliratus F. Rubio, R. Fernández-Garcés& E. Rolán, 2013