Crassispira coracina McLean & Poorman, 1971
Crassispira cortezi Shasky & Campbell, 1964
Crassispira cubana Melvill, 1923
Crassispira discors (Sowerby, 1834)
Crassispira dysoni (Reeve, 1846)
Crassispira epicasta Dall, 1919
Crassispira erigone Dall, 1919
Crassispira eurynome Dall, 1919
Crassispira flavescens (Reeve, 1843)
Crassispira flavocincta (C.B.Adams, 1850)
Crassispira fuscescens (Reeve, 1843)
Crassispira guildingii (Reeve, 1845)
Crassispira hardfordiana (Reeve, 1843)
Crassispira harfordiana (Reeve, 1843)
Crassispira harfordiana adamsiana Pilsbry & Lowe, 1932
Crassispira harpularia (Des Moulins, 1842)
Crassispira hondurasensis (Reeve, 1844)
Crassispira incrassata (Sowerby, 1834)
Crassispira kluthi (Jordan, 1936)
Crassispira laevisulcata Van Maltzan, 1884
Crassispira latiriformis (Melvill, 1923)
Crassispira latizonata (E.A.Smith, 1822)
Crassispira lavanonoensis Bozetti, 2008
Crassispira layardi (Sowerby, 1897)
Crassispira luctuosa (Orbigny, 1842)
Crassispira martiae McLean & Poorman, 1971
Crassispira maura (Sowerby, 1834)
Crassispira mesoleuca auct non Rehder, 1943
Crassispira monilifera (Carpenter, 1857)
Crassispira nigerrima (G. B. Sowerby I, 1834)
Crassispira nigrescens (C. B. Adams, 1845)
Crassispira oliva Fernandes, Rolán & Otero-Schmitt, 1996
Crassispira pellisphocae (Reeve, 1845)
Crassispira pluto Pilsbry & Lowe, 1932
Crassispira pulchrepunctata Stahlschmidt & Bozzetti, 2007
Crassispira quadrifasciata (Reeve, 1845)
Crassispira rhythmica (Melvill, 1927)
Crassispira rudis (G. B. Sowerby I, 1834)
Crassispira rustica (Sowerby, 1834)
Crassispira sacerdotalis Fernandes et. all, 1996
Crassispira scala Kantor, Stahlschmidt, Aznar-Cormano, Bouchet & Puillandre, 2017
Crassispira semigranosa (Reeve, 1846)
Crassispira sp. 106692
Crassispira sp. 107584
Crassispira sp. 12185
Crassispira sp. 130463
Crassispira sp. 20130
Crassispira sp. 256012
Crassispira sp. 258867
Crassispira sp. 33632
Crassispira sp. 36147
Crassispira sp. 39301
Crassispira sp. 47011
Crassispira sp. 56814
Crassispira sp. 75360
Crassispira sp. 85574
Crassispira stillmani (Shaki, 1971)
Crassispira tepocana (Dall, 1919)
Crassispira trimariana (Pilsbry & Lowe, 1932)
Crassispira turricula (G. B. Sowerby I, 1834)
Crassispira unicolor (Sowerby, 1834)
Crassispira verbenei Joog & Coomans, 1988
Crassispira vexillum (Reeve, 1845)
Crassispira xanti Hertlein & Strong, 1951
Crassopleura incrassata (Dujardin, 1837)
Crassopleura maravignae (Bivona Ant. in Bivona And., 1838)
Cretaspira cretacea Kuroda, Habe & Oyama, 1971
Crockerella sp. 94286
Cruziturricula arcuata (Reeve, 1843)
Cruziturricula lavinioides Olsson, 1922
Cryoturris adamsii (E.A.Smith, 1884)
Cryoturris aff. quadrilineata (C.B.Adams, 1850)
Cryoturris cerinella (Dall, 1889)
Cryoturris edithae (Nowell-Usticke, 1971)
Cryoturris fargoi (McGinty, 1955)
Cryoturris quadrilineata (C.B.Adams, 1850)
Cryoturris slapcinskyi Fallon & Bouchet, 2026
Cryoturris slapcinskyi Fallon & Bouchet, 2026
Cryoturris sp. 133862
Cryoturris sp. 25655
Cryoturris sp. 94321
Cryptogemma aethiopica (Thiele, 1925)
Cryptogemma unilineata (A. W. B. Powell, 1967)
Cryptomangelia castanea Fallon, 2026
Cryptomangelia mellosa Fallon & Bouchet, 2026
Curtitoma incisula (A. E. Verrill, 1882)
Curtitoma trevelliana (W. Turton, 1834)
Curtitoma violacea (Mighels & C. B. Adams, 1842)
