Palmadusta clandestina (C. Linnaeus, 1767) Philippines, Samar Island15 mm
Palmadusta clandestina candida (W.H. Pease, 1865) Australia, Port Hedland23 mm
Palmadusta clandestina moniliaris (J.B.P.A. Lamarck, 1810) Australia, Broome21 mm
Palmadusta clandestina passerina (J.C. Melvill, 1888) Tanzania21 mm
Megalocypraea clarki (FOSSIL) W.M. Ingram, 1940 † Panama
Notadusta clifdenensis (FOSSIL) W.O. Cernohorsky, 1971 †
Miolyncina cocconii (FOSSIL) (Mayer-Eymar, 1875 †)
Cypraeovula colligata F.Jr. Lorenz, 2002 South Africa, Transkei25 mm
Loxacypraea colligens (FOSSIL) (F. Sacco, 1894 †) Florida
Ovatipsa coloba (J.C. Melvill, 1888) Andaman Sea of Thailand22,5 mm
Ovatipsa coloba greegori (J. Ford, 1893) Thailand, Phuket26,8 mm
Gisortia colombiana (FOSSIL) Clark & J.W. Durham,1946 † Colombia, Bolivar
Cypraea columbaria (FOSSIL) J.B.P.A. Lamarck, 1810 † France, Aquitaine27 mm
Notocypraea comptonii (J.E. Gray, 1847) Australia, Albany22 mm
Notocypraea comptonii casta (F.A. Schilder& R.H. Summers, 1963) Australia, Port Macdonnell27 mm
Notocypraea comptonii mayi (R.H. Beddome, 1898) Australia, Port Macdonnell30 mm
Notocypraea comptonii trenberthae W.P. Trenberth, 1961 Australia, Port Macdonnell25 mm
Notocypraea comptonii wilkinsi R.J. Griffiths, 1959 Australia, Port Macdonnell29,3 mm
Miolyncina conjungens (FOSSIL) (F. Sacco, 1894 †)
Cypraeovula connelli (W. Liltved, 1983) South Africa, Natal, Durban Bay24,9 mm
Cypraeovula connelli peelae F.Jr. Lorenz, 2002 South Africa, Natal24 mm
Palmadusta contaminata (G.B. II Sowerby, 1832) Philippines, Cebu10 mm
Palmadusta contaminata distans F.A. Schilder& M. Schilder, 1938 South Africa, Durban14 mm
Luria controversa (J.E. Gray, 1824) Hawaii, Oahu26 mm
Luria controversa atriceps F.A. Schilder& M. Schilder, 1938 French Polynesia, Topatii19,4 mm
Austrocypraea contusa (FOSSIL) (F. McCoy, 1877 †) Australia, Victoria32 mm
Gisortia coombii (FOSSIL) (G. Dixon in Sowerby,1850 †) France, Aquitaine220 mm
Cypraeovula coronata (F.A. Schilder, 1930) South Africa, False Bay32 mm
Cypraeovula coronata debruini F.Jr. Lorenz, 2002 South Africa, Hout Bay32 mm
Cypraeovula coronata gabriellii F.Jr. Lorenz, 1993 South Africa, Cape St. Francis27 mm
Cypraeovula coronata gloriosa T. Shikama, 1971 South Africa, Bettys Bay32 mm
Cypraeovula coronata immaculata L. Raybaudi Massilia,1986 South Africa, Hout Bay32 mm
Cypraeovula coronata infantensis A. Aiken, 2016 South Africa
Cypraeovula coronata sphaerica F.A. Schilder, 1930 South Africa, Algoa Bay24 mm
Nucleolaria cowlitziana (FOSSIL) Groves, 1994 † United States, Washington, Lewis