Mitra chinensis subscrobiculata (A.V.M.D. D'Orbigny,1852)
Scabricola chipolana (FOSSIL) G. Schmelz, 2001 †
Mitra christinae G.T. Poppe, 2008
Nebularia chrysalis L.A. Reeve, 1844
Nebularia chrysostoma (W.J. Broderip, 1836)
Cancilla chuoi Huang & Salisbury, 2017
Mitra cincta (FOSSIL) M. Rouault, 1849 †
Neocancilla circula (L.C. Kiener, 1838)
Neocancilla circula pura (A. Adams, 1853)
Domiporta citharoidea (W.L.H. Dohrn, 1862)
Neocancilla clathrus (J.F. Gmelin, 1791)
Neocancilla clathrus crenifera (J.B.P.A. Lamarck, 1811)
Neocancilla clathrus emersoni (H.A. Pilsbry, 1921)
Ziba cloveri (W.O. Cernohorsky, 1971)
Nebularia coarctata L.A. Reeve, 1844
Mitra coffea G.H. Schubert & J.A. Wagner,1829
Strigatella colombelliformis (L.C. Kiener, 1838)
Subcancilla colombiana (FOSSIL) (N.E. Weisbord, 1929 †)
Mitra comicula (C. Linnaeus, 1758)
Scabricola condei E.G. Guillot de Suduiraut,2001
Imbricaria conovula (J.R.C. Quoy& J.P. Gaimard, 1833)
Fusimitra conquisita (FOSSIL) (T.A. Conrad, 1848 †)
Nebularia contracta (W.J. Swainson, 1820)
Imbricaria conularis (J.B.P.A. Lamarck, 1811)
Pterygia conus (J.F. Gmelin, 1791)
Mitra cookii G.B. II Sowerby, 1874
Scabricola coriacea (L.A. Reeve, 1845)
Mitra cornicula (C. Linnaeus, 1758)
Mitra coronata J.B.P.A. Lamarck, 1811
Proximitra costulosa (FOSSIL) J. Marwick, 1965 †
Subcancilla couvensis (FOSSIL) (C.J. Maury, 1925 †)
Mitra coxi (FOSSIL) (N.H. Ludbrook, 1958 †)
Nebularia crassicostata G.B. II Sowerby, 1874
Mitra crebricosta (FOSSIL) J.B.P.A. Lamarck, 1803 †
Nebularia crenata (W.J. Broderip, 1836)