Cingulifera cingulatum gobanzi G.R. von Frauenfeld, 1867
Cingulifera cingulatum hermesianum (N. Pini, 1874)
Cingulifera cingulatum infernale P. Hesse, 1931
Cingulifera cingulatum insubricum (G.J. De Cristofori& G. Jan, 1832)
Cingulifera cingulatum liguricum (W. Kobelt, 1876)
Cingulifera cingulatum medoacense (G.B. Adami, 1886)
Cingulifera cingulatum nicatis (O.G. Costa, 1836)
Cingulifera cingulatum nicolisianum (G.B. Adami, 1886)
Cingulifera cingulatum philippii (W. Kobelt, 1905)
Cingulifera cingulatum preslii (E.A. Rossmässler, 1836)
Cingulifera cingulatum sentinense (C. Piersanti, 1933)
Cingulifera cingulatum tigrinum (G.J. De Cristofori& G. Jan, 1832)
Chilostoma cingulella E.A. Rossmässler, 1837
Codringtonia codringtoni (J.E. Gray, 1834)
Vidovicia coerulans (C. Pfeiffer, 1828)
Helix cognata A.E.J. Férussac, 1821
Helicigona comephora (J.R. Bourguignat, 1857)
Helix commixtus R.T. Lowe, 1854
Iberellus companyonii (E.A. Rossmässler, 1839)
Iberellus companyonii minoricensis (H. Mittre, 1842)
Helix compar R.T. Lowe, 1831
Josephinella comythophora (J.R. Bourguignat, 1857)
Helix concisa A.E.J. Férussac, 1823
Megalotachea concudensis (FOSSIL) (Jodot, 1958) †
Josephinella conemenosi (O. Böttger, 1885)
Helix confusa L. Benoit, 1857
Otala connoleyi (P.M. Pallary, 1926)
Hemicycla consobrina (A.E.J. Férussac, 1821)
Hemicycla consobrina modesta (A.E.J. Férussac, 1821)
Hemicycla consobrina retrodens (A. Mousson, 1872)
Helix consors R.T. Lowe, 1831
Otala constantinae (E. Forbes, 1837)
Palaeotachea convexitesta (FOSSIL) (Jooss, 1912) †
Pseudotachea coquandi (P.M.A. Morelet, 1880)
Pseudotachea coquandi albina (P.M. Pallary, 1904)