Cestumcerithium brooksvillensis (FOSSIL) (W.C. Mansfield, 1937 †)
Cerithium browni (P. Bartsch, 1928)
Thericium burnsii (FOSSIL) W.H. Dall, 1892 †
Cerithium buzzurroi A. Cecalupo, 2005
Cerithium caeruleum G.B. II Sowerby, 1855
Cerithium calculosum (FOSSIL) B. de Basterot, 1825 †
Cerithium calculosum basterotium (FOSSIL) J.P.S. Grateloup, 1832 †
Cerithium californiae G.B. II Sowerby, 1855
Alabina californica (W.H. Dall & P. Bartsch,1901)
Cerithioclava caloosaensis (W.H. Dall, 1892)
Cerithium camertonense (FOSSIL) C. Moore, 1866 †
Semibittium cancellatum (FOSSIL) (J.B.P.A. Lamarck,1804 †)
Semibittium cancellatum escheri (FOSSIL) (G.P. Deshayes, 1864 †)
Cerithioclava cannoni (FOSSIL) E.J. Petuch, 1994 †
Bittium caraboboense N.E. Weisbord, 1962
Fastigiella carinata L.A. Reeve, 1848
Bittium casmaliense P. Bartsch, 1911
Bittium catalaunense (FOSSIL) G.P. Deshayes, 1864 †
Bittium catalinense P. Bartsch, 1907
Bittium catalinense inornatum P. Bartsch, 1911
Cerithium cecalupoi T. Cossignani, 2004
Cerithium cecillii R.A. Philippi, 1849
Cerithidium cerithinum (R.A. Philippi, 1849)
Bittium cerralvoense P. Bartsch, 1911
Bittium challisae P. Bartsch, 1917
Cerithidium channakodiense (FOSSIL) M. Harzhauser, 2014 †
Zefallacia chattonensis (FOSSIL) J. Marwick, 1929 †
Rhinoclavis chipolana (FOSSIL) (W.H. Dall, 1892 †)
Tenuicerithium chipolanum (FOSSIL) (W.H. Dall, 1892 †)
Bittium chrysomallum J.C. Melvill, 1901
Colina ciclostoma L. Bozzetti, 2008
Orthochetus ciplyensis (FOSSIL) Vincent, 1930 †
Bittium circa D. Moreno, 2006
Cerithium citrinum Sowerby, 1855
Cerithium clarae (FOSSIL) Vasseur, 1881 †