Naesiotus canaliferus P.H. Reibisch, 1892
Drymaeus canarius L. Pfeiffer, 1867
Drymaeus cantatus (L.A. Reeve, 1848)
Drymaeus caraibaeorum (J.B.P.A. Lamarck, 1822)
Bostryx carandaitiensis (H.B. Preston, 1907)
Bostryx carinatus A.S.H. Breure, 1978
Bulimus carinatus (J.G. Bruguière, 1789)
Naesiotus carlucioi (H.E.B. Rezende& P.D. Lanzieri, 1963)
Cortana carvalhoi (FOSSIL) R.B. Salvador& L.R.L. Simone, 2013 †
Drymaeus castaneostrigatus S.I. Da Costa, 1906
Bulimulus castelnaui (L. Pfeiffer, 1857)
Drymaeus castrensis (L. Pfeiffer, 1847)
Mesembrinus castus (L. Pfeiffer, 1847)
Bostryx catamarcanus J.J. Parodíz, 1956
Neopetraeus catamarcanus (L. Pfeiffer, 1858)
Neopetraeus catamarcanus orientalis A.S.H. Breure, 1978
Drymaeus catamayensis K. Miller, 1879
Drymaeus catenae F. Haas, 1952
Naesiotus catlowiae L. Pfeiffer, 1853
Drymaeus caucaensis S.I. Da Costa, 1898
Naesiotus cavagnaroi A.G. Smith, 1972
Drymaeus celendinensis W.K. Weyrauch, 1956
Naesiotus centralis A. Doering, 1879
Rabdotus ceralboensis G.D. Hanna, 1923
Bostryx ceratacme L. Pfeiffer, 1855
Bostryx ceroplasta H.A. Pilsbry, 1896
Naesiotus cerrateae (W.K. Weyrauch, 1967)
Drymaeus cerussatus (L.A. Reeve, 1849)
Bostryx chacoensis H.B. Preston, 1907
Bostryx chagualensis H.A. Pilsbry, 1932
Rabdotus chamberlini G.D. Hanna, 1923
Mesembrinus championi E.C. Von Martens, 1893
Drymaeus chanchamayensis J.G. Hidalgo, 1870
Scutalus chango Araya & Breure, 2017
Bulimulus chemitzioides (E. Forbes, 1850)