Carychium biondii M. Paulucci, 1882
Zospeum biscaiense B. Gómez & C.E. Prieto,1983
Laemodonta blaisei P. Dautzenberg & H. Fischer,1905
Melampus bocoronicus O.A.L. Mörch, 1860
Melampus boholensis C.B. Adams
Pythia bonneti (FOSSIL) (A.E.M. Cossmann, 1895 †)
Pythia borneensis A. Adams, 1851
Auriculastra brachyspira (O.F. von Möllendorff,1894)
Allochroa bronnii (R.A. Philippi, 1846)
Melampus bullaoides (G. Montagu, 1808)
Melampus carneus (P.M.A. Morelet, 1882)
Melampus carolianus (R.P. Lesson, 1842)
Melampus castaneus J.K. Megerle Von Mühlfeld,1818
Pythia cecillei (R.A. Philippi, 1847)
Melampus ceylonicus S.A.A. Petit De La Saussaye,1843
Ellobium chinense (L. Pfeiffer, 1864)
Pythiopsis cimex (FOSSIL) (G.P. Deshayes, 1863 †)
Ellobium citharella (FOSSIL) (A.E.M. Cossmann, 1898 †)
Carychium clappi L.R. Hubricht, 1959
Laemodonta clausa H. Adams & A. Adams, 1853
Ellobium coelata J.B. Hombron& C.H. Jacquinot, 1848
Melampus coffea (C. Linnaeus, 1758)
Pythia colmani A.M. de F. Martins, 1995
Marinula concinna (C.B. Adams, 1852)
Carychium conforme (FOSSIL) De Stefani, 1880 †
Carychium costaricensis E.C. Von Martens, 1898
Tralia costata (J.R.C. Quoy& J.P. Gaimard, 1832)
Pleuroloba costellaris (H. Adams & A. Adams,1854)
Traliopsis crassidens (FOSSIL) (Melleville, 1843 †)
Stolidoma crassidens (FOSSIL) G.P. Deshayes, 1863 †
Carychium crassum (FOSSIL) Sacco, 1886 †
Laemodonta cretacea (FOSSIL) S. Kiel & K. Bandel,2001 †
Melampus cristatus L. Pfeiffer, 1855
Carychiella crossei (FOSSIL) (Denainvilliers, 1875) †
Laemodonta cubensis (L. Pfeiffer, 1854)