Divaricella chavani R. von Cosel, 2006
Afrophysema chevalieri (R. von Cosel, 2005)
Miltha childrenae (Gray, 1824) Brazil, Bahia85 mm
Miltha chipolana (FOSSIL) W.H. Dall, 1903 † Florida87 mm
Ctena chiquita (W.H. Dall, 1901) Mexico
Callucina choctavensis (FOSSIL) (Meyer, 1886 †) USA, Mississippi6 mm
Luciniola cingulata (FOSSIL) (Terquem, 1855 †) China, Guangdong, Jiangmen
Myrtea circinata A. Adams, 1862 Japan
Cardiolucina civica (M. Yokoyama, 1927) China, Zhejiang7 mm
Plastomiltha claibornensis (FOSSIL) (T.A. Conrad, 1865 †)
Miltha claibornensis (FOSSIL) † United States, Alabama, Covington
Saxolucina claibornensis (FOSSIL) C.C. Stewart 1930 †
Ctena clarionensis L.G. Hertlein& A.M. Strong, 1946 Galapagos10,2 mm
Loripes clausus (R.A. Philippi, 1848) Cuba35 mm
Parvilucina clenchi C.O. Van Regteren Altena,1968
Ctena clippertonensis P. Bartsch & H.A. Rehder,1939 Ecuador18,2 mm
Lucina coeloprocta (FOSSIL) A.E.M. Cossmann, 1887 † France, Paris Basin10 mm
Here colombiana (FOSSIL) Clark & J.W. Durham,1946 † Colombia, Bolivar
Graecina colombiensis D.W. Taylor& E.A. Glover, 2009 Colombia, Barranquilla
Phacoides columbella (J.B.P.A. Lamarck, 1818) Canary Islands, Lanzarote22 mm
Phacoides columbella basteroti (FOSSIL) (A.E.R. Agassiz, 1845 †) France, Aquitaine
Divaricella comis (FOSSIL) A.A. Olsson, 1964 † Panama, Colón8 mm
Cavilinga compacta (E.A. Smith, 1890) Saint Helena
Jorgenia compressa (W.H. Dall, 1881) Cuba
Divaricella compsa (FOSSIL) W.H. Dall, 1903 † Florida18 mm
Jagolucina concava (FOSSIL) (J.L.M. Defrance in G.P. Deshayes, 1825 †) France, Paris Basin20 mm
Epilucina concentrica (FOSSIL) (J.B.P.A. Lamarck,1806 †) France, Normandy37 mm
Fimbria concinna (FOSSIL) (Damon, 1860 †)
Pillucina concinna (FOSSIL) (H. Adams, 1871 †) Egypt, Red Sea10 mm
Monitilora concinna (FOSSIL) (G.P. Deshayes, 1857 †) France, Paris Basin22 mm
Gonimyrtea concinna (F.W. Hutton, 1885) New Zealand, North Island
Epicodakia congenita (E.A. Smith, 1885)
Anodontia conili (FOSSIL) J.B.C.P. de Raincourt,1877 † France, Paris Basin8 mm
Epicodakia consettiana T. Iredale, 1930 Queensland
Pterolucina consobrina (FOSSIL) (G.P. Deshayes, 1857 †) Belgium, Vlaanderen, Oost-Vlaanderen