Nassarius lacryma (FOSSIL) L.M.D. Bellardi, 1882 †
Cyllene lactea A. Adams & G.F. Angas,1864
Metaphos laevigatus (A. Adams, 1851)
Antillophos laevis (J.T. Kuroda& T. Habe in T. Habe, 1961)
Bullia laevissima (J.F. Gmelin, 1791)
Cyllene lamarcki W.O. Cernohorsky, 1975
Nassarius lamellilabrus (FOSSIL) (P. Nyst, 1835 †)
Antillophos landesi (FOSSIL) E.S. Marks, 1951 †
Nassarius landreauensis (FOSSIL) F. Van Dingenen, L. Ceulemans& al., 2015 †
Trajana laqueorata (FOSSIL) (E.M. Spieker, 1922 †)
Nassarius larandicus (FOSSIL) B.M. Landau & al., 2013 †
Keepingia lata (FOSSIL) (G.P. Deshayes, 1865 †)
Phos latirugatus (FOSSIL) E.M. Spieker, 1922 †
Nassarius lavanonoensis L. Bozzetti, 2006
Nassarius lawsonorum R.N. Kilburn, 2000
Leptarius leptus (FOSSIL) W.P. Woodring, 1964 †
Nassarius levis D. Abbate & D.C. Cavallari,2013
Nassarius liberiensis (J. Knudsen, 1956)
Nassarius lima (L.W. Dillwyn, 1817)
Nassarius limacinus (W.H. Dall, 1917)
Nassarius limata G.P. Deshayes, 1844
Nassarius limnaeiformis (R.W. Dunker, 1847)
Caesia lincolnensis (FOSSIL) (F.M. Anderson& B. Martin, 1914 †)
Cymatophos lindae (FOSSIL) E.J. Petuch, 1991 †
Dorsanum lineolatum (FOSSIL) (J.P.S. Grateloup,1834 †)
Bullia litoralis (FOSSIL) C.H. Oostingh, 1933 †
Antillophos liui S.Q. Zhang & S.P. Zhang,2014
Nassarius livescens (R.A. Philippi, 1849)
Nassarius lochi H.H. Kool, 1996
Nassarius locklini (FOSSIL) A.A. Olsson & A. Harbison,1953 †
Nassarius longoastensis (FOSSIL) (F. Sacco, 1890 †)
Strombinophos loripanus (FOSSIL) H.A. Pilsbry& A.A. Olsson, 1941 †
Nassarius losquemadica (FOSSIL) C.J. Maury, 1917 †
Nassarius louisi (P.M. Pallary, 1912)
Cyllenina lucenensis (FOSSIL) B.M. Landau & R. Marquet,1999 †