Timbellus latifolius (FOSSIL) (L.M.D. Bellardi, 1872 †)
Murex latilabris (FOSSIL) L.M.D. Bellardi& O.G. Michelotti †
Litozamia latior (J.C. Verco, 1909)
Typhina latipennis (W.H. Dall, 1919)
Babelomurex latipinnatus (M. Azuma, 1961)
Enixotrophon latus (B.A. Marshall & R. Houart,2011)
Pterynotus laurae R. Houart, 1997
Favartia laurae (E.H. Vokes, 1970)
Ocinebrina lauriatrageae (FOSSIL) L. Ceulemans & al.,2016 †
Chicoreus lawsi (FOSSIL) (P.A. Maxwell, 1971 †)
Chicoreus leali Thach, 2016
Dermomurex leali R. Houart, 1991
Hexaplex ledoni (FOSSIL) L. Ceulemans & al.,2016 †
Pteropurpura leeana (W.H. Dall, 1890)
Cytharomorula lefevreiana (C.M. Tapparone-Canefri,1880)
Paziella legrandi (FOSSIL) Johnston, 1880 †
Eupleura lehneri (FOSSIL) P.O. Jung, 1969 †
Favartia leonae (D'Attilio & B.W. Myers,1985)
Murexsul leonardi (R. Houart, 1993)
Phyllonotus leonensis E.H. Vokes, 1967
Eupleura leonensis (FOSSIL) W.C. Mansfield, 1930 †
Habromorula lepida (R. Houart, 1995)
Xymene lepida (FOSSIL) (H.H. Suter, 1917 †)
Chicoreus lepidotus (FOSSIL) E.H. Vokes, 1963 †
Vokesinotus lepidotus (FOSSIL) (W.H. Dall, 1890 †)
Trophon leptocharteres P.G. Oliver & G.B. Picken,1984
Gemixystus leptos (R. Houart, 1995)
Timbellus leucas (É.A.A. Locard, 1897)
Ocinebrina leukos R. Houart, 2000
Favartia levicula (W.H. Dall, 1889)
Timbellus levii (R. Houart, 1988)
Leptotrophon levii R. Houart, 1995
Poirieria levis (FOSSIL) F. Traub, 1979 †
Calotrophon libertiense (FOSSIL) (W.C. Mansfield, 1930 †)
Emozamia licina (C. Hedley & W.F. Petterd,1906)