Epitonium latefasciatum (FOSSIL) Sowerby, 1844 †
Epitonium latifasciatum (G.B. II Sowerby, 1874)
Epitonium latum L. Bozzetti, 2009
Tenuiscala laubrierei (FOSSIL) M.E.A. de Boury, 1887 †
Cylindriscala lawsi (FOSSIL) P.A. Maxwell, 1992 †
Cycloscala laxata (G.B. II Sowerby, 1844)
Cycloscala laxatoides (T. Nakayama, 1995)
Epitonium leai (FOSSIL) Ward & B.W. Blackwelder,1987 †
Epitonium leali E.F. Garcia, 2011
Opalia leeana (A.E. Verrill, 1882)
Amaea lennyi E.F. Garcia, 2003
Acrilla leptalea (FOSSIL) R. Tate, 1893 †
Acirsa leunisii (FOSSIL) (R.A. Philippi, 1843 †)
Opalia levesquei (FOSSIL) M.E.A. de Boury, 1887 †
Opalia levis T. Nakayama, 2010
Gregorioiscala levismaculosa E.F. Garcia, 2004
Acirsa lhommei (FOSSIL) M.E.A. de Boury, 1913 †
Epitonium liliputanum (A. Adams, 1861)
Gyroscala lilliputiana (FOSSIL) B.M. Landau, F. Da Silva& S.M. Heitz, 2016 †
Clathroscala limatula (FOSSIL) A. von Koenen, 1891 †
Epitonium linctum (M.E.A. de Boury& T.A. de M. Monterosato, 1890)
Acrilla lineata Klusznikov, 1958
Epitonium lineolatum (G.B. II Sowerby, 1844)
Epitonium linoe (FOSSIL) (Anderson, 1964 †)
Cirsotrema linteum (FOSSIL) T.A. Conrad, 1860 †
Cylindriscala lirulata (K.H.J. Thiele, 1925)
Minabescala littorinoides T. Nakayama, 1994
Epifungium lochi (E. Gittenberger & J. Goud,2000)
Opalia longissima E.F. Garcia, 2004
Epitonium loripanum (FOSSIL) H.A. Pilsbry& A.A. Olsson, 1941 †
Kurodacirsa lotus H. Masahito & T. Habe,1975
Epitonium lowei (W.H. Dall, 1906)
Epitonium luceo (H. DuShane, 1988)
Gyroscala lycocephalum (FOSSIL) B.F. Kensley & Pether,1986 †
Epitonium lyra (G.B. II Sowerby, 1844)