Epitonium californicum W.H. Dall, 1917 California13 mm
Epitonium callipeplum W.H. Dall, 1919 Mexico, Baja California Sur, La Paz
Striatascala callipictum (FOSSIL) W.P. Woodring, 1928 † Jamaica, Saint Thomas
Alexania callizona (T. Habe, 1961) Japan
Opalia calvertensis (FOSSIL) Martin, 1904 †
Opalia calyx T. Nakayama, 2012
Clathroscala cancellata (FOSSIL) (G.B. Brocchi, 1814 †) Italy, Liguria19 mm
Epitonium candeanum (A.V.M.D. D'Orbigny,1842) Uruguay4 mm
Epitonium candidissimum (T.A. de M. Monterosato,1877) Spain, Valencia9 mm
Cirsotrema canephorum (J.C. Melvill, 1906)
Acirsa canicularis (FOSSIL) (J.B.P.A. Lamarck,1804 †) France, Paris Basin
Epitonium canna W.H. Dall, 1919 Ecuador, Guayaquil Bay
Gyroscala cantaurana (FOSSIL) B.M. Landau, F. Da Silva& S.M. Heitz, 2016 † Venezuela
Epitonium carchedon (T. Iredale, 1936) China, Zhejiang7 mm
Epitonium castum (A. Adams, 1873) China, Zhejiang18 mm
Epitonium catalinae W.H. Dall, 1908 South Africa21,8 mm
Epitonium catalinense W.H. Dall, 1917 California20 mm
Epitonium catanuense (J. de C. Sowerby, 1844) China, Zhejiang9 mm
Epitonium celesti (A. Aradas, 1854) Italy, Tuscany Archipelago27 mm
Epitonium cerdantum (J.C. Melvill& R. Standen, 1903) Gulf of Oman
Amaea cerea (H. Masahito, J.T. Kuroda& T. Habe, 1971) South China Sea47 mm
Punctiscala cerigottana (R. Sturany, 1896) Italy, Terracina15,7 mm
Scalaria cerithioides (FOSSIL) Gardner † UK, Isle of Wight
Acirsa cerralvoensis (H. DuShane, 1970) West America
Epitonium chalybeatum P.F. Röding, 1798
Epitonium championi W.J. Clench & H. Turner,1952 Massachussetts13,3 mm
Epitonium chancellorensis (FOSSIL) E.J. Petuch, 1988 † USA, Maryland, Saint Mary's
Epitonium charlestonensis (FOSSIL) Johnson, 1931 † USA, Delaware
Cirsotrema chathamense (FOSSIL) J. Marwick, 1928 †
Epitonium chaussyense (FOSSIL) M.E.A. de Boury, 1886 † France, Paris Basin
Scalina cheneyi (FOSSIL) DeVries, 2006 † Peru, Arequipa, Caravelí
Epitonium chiarae L. Bozzetti, 2007 Madagascar, Lavanono6 mm
Epitonium chinglinae Y.C. Lee & W.L. Wu, 1998 Philippines, Mactan Island3,8 mm
Cirsotrema chipolanum (FOSSIL) G. Schmelz& R. Portell, 2007 † Alabama, Calhoun County32,9 mm
Plesioacirsa chitaniana (FOSSIL) (M. Yokoyama, 1926 †) Japan, Akita