Fusinus moquinianus (FOSSIL) J.P.S. Grateloup, 1840 †
Peristernia morundiana (FOSSIL) R. Tate, 1888 †
Hemipolygona mosselensis (J.R. le B. Tomlin, 1932)
Dolicholatirus mosterti M. Lussi, 2014
Taron mouatae A.W.B. Powell, 1940
Fusinus multicarinatus (J.B.P.A. Lamarck, 1822)
Graphidula multicostata (FOSSIL) L.W. Stephenson, 1941 †
Lirosoma multicostata (FOSSIL) A.A. Olsson, 1914 †
Fusinus multispiratus (FOSSIL) (A. von Koenen, 1889 †)
Trophonofusus muricatoides (M. Yokoyama, 1920)
Peristernia murrayana (FOSSIL) R. Tate, 1888 †
Granulifusus musasiensis (FOSSIL) (J. Makiyama, 1922 †)
Paleopsephaea mutabilis (FOSSIL) B. Wade, 1926 †
Turrilatirus nagasakiensis (E.A. Smith, 1880)
Granulifusus nakasiensis (FOSSIL) R. Hadorn & K. Fraussen,2005 †
Fusolatirus nana (L.A. Reeve, 1847)
Leucozonia nassa (J.F. Gmelin, 1791)
Peristernia nassatula (J.B.P.A. Lamarck, 1822)
Latirus nassoides (L.A. Reeve, 1847)
Marmarofusus natalensis Snyder & W.G. Lyons, 2014
Angulofusus nedae A.E. Fedosov & Y.I. Kantor,2012
Peristernia neglecta (A. Adams, 1854)
Hesperaptyxis negusi Snyder & Vermeij, 2016
Polygona nemata (W.P. Woodring, 1928)
Carinofusus neogenicus (FOSSIL) (A.E.M. Cossmann, 1901 †)
Fusinus nicki M.A. Snyder, 2002
Marmarofusus nicobaricus (P.F. Röding, 1798)
Latirus niger N.H. Odhner, 1917
Mazzalina nigeriensis (FOSSIL) (R.B. Newton, 1922 †)
Mazzalina nigieriensis (FOSSIL) (R.B. Newton, 1922 †)
Fusinus nigrirostratus (E.A. Smith, 1879)
Peristernia nigritella (C.M. Tapparone-Canefri,1882)
Clavilithes nilotica (FOSSIL) Abbass, 1967 †
Granulifusus niponicus (E.A. Smith, 1879)
Granulifusus niponicus suboblitus (H.A. Pilsbry, 1904)