Turritella caparonis (FOSSIL) C.J. Maury, 1925 †
Turritella capensis (C.F.F. von Krauss, 1848)
Turritella carinata Lea, 1833
Turritella carinifera J.B.P.A. Lamarck, 1822
Turritella caseyi (FOSSIL) McNeil, 1984 †
Turritella ceibana (FOSSIL) Cooke, 1928 †
Turritella cestasensis (FOSSIL) A.E.M. Cossmann& M.A. Peyrot, 1921 †
Turritella chancellorensis (FOSSIL) (Oleksyshyn, 1959 †)
Turritella chicoensis (FOSSIL) W.M. Gabb, 1864 †
Turritella chipolana (FOSSIL) W.H. Dall, 1892 †
Turritella chira (FOSSIL) A.A. Olsson, 1928 †
Turritella chordata H.H. Suter, 1908
Turritella chrysotoxa J.R. le B. Tomlin, 1925
Turritella cingulata G.B. I Sowerby, 1825
Turritella cingulifer (FOSSIL) Sowerby, 1825 †
Turritella cingulifera G.B. I Sowerby, 1825
Turritella cingulifera filiola (FOSSIL) M. Yokoyama, 1928 †
Turritella circumdata (FOSSIL) G.P. Deshayes, 1861 †
Turritella clarionensis L.G. Hertlein & A.M. Strong,1951
Turritella clathratula (FOSSIL) Wood, 1847 †
Turritella cobbani (FOSSIL) Kirkland, 1996 †
Turritella cochlea L.A. Reeve, 1849
Turritella cochlias (FOSSIL) J.F. Bayan, 1873 †
Turritella cochliasthetis (FOSSIL) Orbigny, 1852 †
Turritella cocoditana (FOSSIL) F. Hodson, 1926 †
Turritella coemansi (FOSSIL) Briart & Cornet, 1887 †
Turritella columnaris L.C. Kiener, 1844
Turritella communis A. Risso, 1826
Turritella comptus (FOSSIL) G.P. Deshayes, 1861 †
Turritella congelata A. Adams & L.A. Reeve,1849
Turritella conofaciata (FOSSIL) F. Sacco, 1895 †
Turritella conoidea (FOSSIL) Sowerby, 1814 †
Turritella conquistadorana (FOSSIL) G.D. Hanna & Israelsky,1925 †
Turritella conspera Adams & L.A. Reeve, 1850
Turritella conspersa A. Adams & L.A. Reeve,1849