Vokesimurex chrysostoma (G.B. II Sowerby, 1834)
Vokesimurex chrysostoma bellus (L.A. Reeve, 1845)
Semiricinula chrysostoma (G.P. Deshayes, 1844)
Scabrotrophon chunfui R. Houart & T.C. Lan,2001
Siratus ciboney (W.J. Clench& I. Pérez Farfante, 1945)
Siratus ciboney trilineatus (L.A. Reeve, 1830)
Hexaplex cichoreum (J.F. Gmelin, 1791)
Hexaplex cichoreum depressospinosus R.W. Dunker, 1869
Loxotomella cinensis (FOSSIL) E.A.L. Kittl, 1899 †
Urosalpinx cinerea (T. Say, 1822)
Trochia cingulata (C. Linnaeus, 1771)
Favartia circinata (R. Houart & V. Héros,2012)
Urosalpinx circumtexta (R.E.C. Stearns, 1871)
Favartia cirrosa (R.B. Hinds, 1844)
Pascula citrica (W.H. Dall, 1908)
Thais clarkensis (FOSSIL) T.H. Aldrich, 1911 †
Scabrotrophon clarki J.H. McLean, 1996
Typhisala clarki (A.M. Keen & G.B. Campbell,1964)
Panamurex clarksvillensis (FOSSIL) (W.C. Mansfield, 1937 †)
Coralliophila clathrata (A. Adams, 1854)
Drupa clathrata (J.B.P.A. Lamarck, 1816)
Drupa clathrata miticula J.B.P.A. Lamarck, 1822
Boreotrophon clathratus (C. Linnaeus, 1767)
Boreotrophon clathratus cepula (G.B. III Sowerby, 1880)
Boreotrophon clathratus gunneri (S.L. Lovén, 1846)
Boreotrophon clavatus (G.O. Sars, 1878)
Reishia clavigera (H.C. Küster, 1860)
Typhisopsis claydoni R. Houart, 1988
Trophon clenchi (A. Carcelles, 1953)
Murexsul clifdenensis (FOSSIL) Finlay, 1930 †
Typhis clifdenensis (FOSSIL) P. Vella, 1961 †
Trophon climacodes (FOSSIL) (R.A. Philippi, 1887 †)
Chicoreus cloveri (R. Houart, 1985)
Chicoreus cnissodus (F.M. Euthyme, 1889)
Cymia cocoditana (FOSSIL) F. Hodson, 1931 †