Clavocerithium kendricki (FOSSIL) Darragh, 2017 †
Cerithium kickapooense (FOSSIL) Stanton, 1947 † Texas, Austin
Cerithium kickapooense valverdense (FOSSIL) Stanton, 1947 † Texas, Val Verde County
Cerithium kikaiense H.A. Pilsbry, 1904 Japan, Kagoshima
Cerithium kobelti R.W. Dunker, 1877 Philippines, Olango Island23 mm
Rhinoclavis kochi (R.A. Philippi, 1848) South Africa, Durban39,1 mm
Rhinoclavis kochi recurva (G.B. II Sowerby, 1855) Red Sea
Bittium koeneni (FOSSIL) † USA, Louisiana, Caldwell
Pictorium koperbergi (M.M. Schepman, 1907) Philippines, Olango Island7 mm
Cerithium kreukelorum Gemert, 2012 Philippines, Mactan Island23,7 mm
Cerithium kurodai J. Makiyama, 1927 Japan
Clavocerithium lacazei A.E.M. Cossmann, 1898 Japan
Bittium lacteum (R.A. Philippi, 1836) Italy, Trapani7 mm
Heterogyrella ladina (FOSSIL) (E.A.L. Kittl, 1899 †)
Zebittium laevicordatum A.W.B. Powell, 1937 New Zealand
Iddingsia laeviusculum (FOSSIL) (W.M. Gabb, 1869 †) Peru, Piura, Sullana
Cerithium lallierianum D'Orbigny Philippines, Olango Island
Cerithium lamellosum (FOSSIL) J.G. Bruguière, 1792 † France, Paris Basin51 mm
Cerithium lamellosum inabsolutum (FOSSIL) G.P. Deshayes, 1864 † France, Paris Basin19 mm
Bittium larrieyense (FOSSIL) (L. Vignal, 1911 †) France, Aquitaine9,6 mm
Lirobittium larum (P. Bartsch, 1911) California, San Pedro
Cerithium latisulcatum (FOSSIL) W.H. Hudleston, 1889 † UK, Northamptonshire
Bittium latreillii (B.C.M. Payraudeau, 1826) Italy, Cannizzaro8 mm
Cerithium lautum (W. Kobelt, 1908) Greece, Evia Island13,7 mm
Bittium lawleyanum (J.C.H. Crosse, 1863) South Australia, Edithburgh16,2 mm
Zefallacia lawsi (FOSSIL) J. Marwick, 1948 † New Zealand, Auckland
Cerithium leckenbyi (FOSSIL) W.H. Hudleston, 1884 † UK, Yorkshire
Cerithium leckhamptonensis (FOSSIL) W.H. Hudleston, 1889 † UK, England
Orthochetus lefroyanus (FOSSIL) (J.L.H. Michelin, 1828 †) France, Paris Basin8 mm
Cerithium leithi (FOSSIL) Hislop, 1859 †
Cerithium lentiginosum G.B. II Sowerby, 1855 Madagascar
Rhinoclavis leognanensis (FOSSIL) A.E.M. Cossmann& M.A. Peyrot, 1922 † France, Aquitaine24 mm
Cerithium leptocharactum H.A. Rehder, 1980 Easter Island
Argyropeza leucocephala (R.B. Watson, 1886) Easter Island
Cerithium liassicum (FOSSIL) Moore † UK, England, Somerset