Fusinus chocolatus (T.A. Okutani, 1983)
Chryseofusus chrysodomoides (M.M. Schepman, 1911)
Fusinus chucksnelli Callomon & Snyder, 2017
Fusinus chuni (E.C. Von Martens, 1904)
Fusinus cinereus (L.A. Reeve, 1847)
Dennantia cingulata (FOSSIL) R. Tate, 1888 †
Clavilithes ciuppi (FOSSIL) (Gregorio, 1880 †)
Fusinus clarae P. Russo& W. Renda in P. Russo, 2013
Peristernia clathrata (A. Valenciennes, 1840)
Crassibougia clausicaudata (R.B. Hinds, 1844)
Pleuroploca clava (I.H. Jonas, 1846)
Fasciolaria clavata (FOSSIL) J.P.S. Grateloup, 1847 †
Fusinus clavatus (FOSSIL) (G.B. Brocchi, 1814 †)
Fusinus clavatus helvetica (FOSSIL) M.A. Peyrot, 1925 †
Clavilithes clavellatus (FOSSIL) (J.B.P.A. Lamarck,1803 †)
Clavilithes clavelloides (FOSSIL) A.W. Grabau, 1904 †
Fusinus clavilithoides (FOSSIL) Landau, Harzhauser, Büyükmeriç& Breitenberger, 2016 †
Benimakia cloveri M.A. Snyder & G.J. Vermeij,2008
Latirus coarctatus (FOSSIL) (O.G. Michelotti, 1847 †)
Fusus cochleatus (FOSSIL) R. Tate, 1888 †
Priscofusus coli (FOSSIL) W.H. Dall †
Fusinus colombiensis M.A. Snyder & N.C. Snyder,1999
Parafusus coloratus (FOSSIL) (B. Wade, 1917 †)
Araiofusus colpoicus (W.H. Dall, 1909)
Fusinus coltrorum R. Hadorn & B. Rogers,2000
Fusinus colubri (FOSSIL) C.J. Maury, 1912 †
Peristernia columbarium (J.F. Gmelin, 1791)
Fusinus colus (C. Linnaeus, 1758)
Fusinus colus longicauda J.B.P.A. Lamarck, 1816
Fusinus colus toreuma (T. Martyn, 1784)
Drilluta communis (FOSSIL) B. Wade, 1916 †
Latirus compactilis (FOSSIL) Martin, 1931 †
Polygona concentrica (L.A. Reeve, 1847)
Microfulgur concheyroae (FOSSIL) Del Rio, 2012 †
Fasciolaria concinna (FOSSIL) R. Tate, 1888 †