Amplirhagada burnerensis (E.A. Smith, 1894)
Amplirhagada burnerensis umbilicata G.A. Solem, 1981
Baudinella burrowsena T. Iredale, 1939
Cristilabrum buryillum G.A. Solem, 1981
Austrochloritis buxtoni (J.W. Brazier, 1880)
Beddomea calcadensis (W.T. Blanford)
Exiligada calciphila F. Criscione, A. Law& F. Köhler, 2012
Coniglobus caliginosus (A. Adams & L.A. Reeve,1850)
Coniglobus caliginosus pictus (H.A. Pilsbry & Y. Hirase,1909)
Moellendorffia callitricha A.R.J.B. Bavay& P. Dautzenberg, 1899
Amphidromus calvinabbasi N.N. Thach, 2017
Setobaudinia calvitia G.A. Solem, 1985
Amphidromus cambojiensis L.A. Reeve, 1860
Amplirhagada cambridgensis G.A. Solem, 1988
Amplirhagada camdenensis F. Köhler, 2010
Aslintesta camelus G.A. Solem, 1992
Camaena campanula L. Pfeiffer, 1890
Mussonena campbelli T. Iredale, 1938
Ganesella canefriana W.L.H. Dohrn
Kimberleytrachia canopi F. Köhler, 2011
Papuina canovarii (C.M. Tapparone-Canefri,1883)
Rhagada capensis G.A. Solem, 1997
Setobaudinia capillacea F. Köhler, 2011
Ganesella capitium (W.H. Benson, 1848)
Plectorhagada carcharias (L. Pfeiffer, 1864)
Strepsitaurus cardabius G.A. Solem, 1997
Satsuma cardiostoma W. Kobelt, 1879
Gloreugenia carduelis (T. Iredale, 1938)
Amplirhagada carinata G.A. Solem, 1981
Nanotrachia carinata F. Köhler & F. Criscione,2013
Polydontes carinifera H.A. Pilsbry, 1933
Pleuroxia carmeena G.A. Solem, 1993
Kymatobaudinia carrboydensis F. Köhler & F. Criscione,2013
Amplirhagada carsoniana F. Köhler, 2011
Carinotrachia carsoniana G.A. Solem, 1985