Euaustenia cassida (F.W. Hutton) Himalaya
Macrochlamys castaneolabiata H.H. Godwin-Austen
Oxytesta castor (W. Theobald)
Macrochlamys cathaiana O.F. von Möllendorff,1899 China, Guangxi province21,2 mm
Macrochlamys causia (W.H. Benson)
Microcystina cavernae H.H. Godwin-Austen, 1891 Malaysia, Borneo
Syama cavicula G.A. Solem, 1979 Afghanistan
Vitrinula cebuensis (O.F. von Möllendorff,1887) Philippines, Cebu9,3 mm
Sitala celestinae K.C. Emberton& R.J. Griffiths, 2009 Madagascar, Andriantantely
Hemiplecta centralis (A. Mousson)
Cryptozona ceraria (W.H. Benson, 1853) Sri Lanka
Macrochlamys ceratodes (L. Pfeiffer, 1859) Philippines17 mm
Cryptozona ceylanica (L. Pfeiffer)
Sitala champfauri E. Fischer-Piette, Ch.P. Blanc, F. Blanc& F. Salvat, 1994 Madagascar
Kalidos chastelli (A.E.J. Férussac, 1832) Madagascar, Tulear25 mm
Vitrinula chaunax (H.A. Pilsbry & Y. Hirase), Japan, Ogasawara Islands
Cryptozona chenui (L. Pfeiffer, 1847) Sri Lanka30 mm
Vitrinula chichijimana (H.A. Pilsbry & Y. Hirase), Japan, Ogasawara Islands
Macrochlamys choinix (W.H. Benson, 1861)
Ariophanta christinae (C.B. Adams)
Cryptozona chrysoraphe O.F. von Möllendorff Thailand21 mm
Cryptozona chrysoraphe krejcii F. Haas HuBei, China38,1 mm
Macrochlamys cincta O.F. von Möllendorff,1883 South China Sea, HaiNan23,1 mm
Macrochlamys cinnamonea (A. Valenciennes)
Xesta citrina (C. Linnaeus, 1758) Papua New Guinea31,4 mm
Xesta citrina campylonota (C.M. Tapparone-Canefri,1883) Papua New Guinea41 mm
Xesta citrina obiana O.F. von Möllendorff,1902 Indonesia, Tual Island32 mm
Xesta citrina strubelli (O. Böttger, 1891) Indonesia37,4 mm
Xesta citrina typica H.A. Pilsbry, 1889 Indonesia32 mm
Naninia clairvillia (A.E.J. Férussac, 1822) Indonesia30 mm
Microcystina clarkae W.J.M. Maassen, 2000
Kalidos cleamesi (E.A. Smith, 1882) Madagascar
Macrochlamys clessini C.A. Westerlund, 1902
Khasiella climacterica (W.H. Benson, 1836)
Naninia coagulata (L. Pfeiffer)