Crassispira harfordiana (Reeve, 1843) | 
Crassispira harfordiana adamsiana Pilsbry & Lowe, 1932 | 
Crassispira harpularia (Desmoulins, 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, Rol�n & 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 semiinflata (Grant & Gale, 1931) |
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 (Sowerby, 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 cf. diadema Woodring, 1928 | 
Cryoturris cf. fargoi (McGinty, 1955) |
Cryoturris edithae (Usticke, 1971) | 
Cryoturris fargoi (McGinty, 1955) | 
Cryoturris quadrilineata (C.B.Adams, 1850) |
Cryoturris sp. 133862 | 
Cryoturris sp. 25655 | 
Cryoturris sp. 94321 |
Curtitoma incisula (A. E. Verrill, 1882) | 
Curtitoma trevelliana (W. Turton, 1834) | 
Curtitoma violacea (Mighels & C. B. Adams, 1842) |
Cymakra dubia (Olsson & McGinty, 1958) | 
Cymakra granata McLean & Poorman, 1971 | 
Cymatosyrinx aclinica Tucker and Wilson 1933� |
Cymatosyrinx centimata (Dall, 1889) | 
Cymatosyrinx empyrosia (Dall, 1899) | 
Cymatosyrinx impolita Kuroda & Oyama, 1971 |
Cymatosyrinx lunata (H. Lea, 1843)� | 
Cymatosyrinx parciplicata (Sowerby, 1915) | 
Cythara rugulosa (Philippi, 1844) |
Cythara striatella (Smith, 1891) | 
Cytharella costulata (Dunker, 1860) | 
Cytharonopsis kyushuensis (Shuto, 1965) |
Cytharonopsis sp. 84846 | 
Cytharopsis aff. radulina Kuroda & Oyama, 1971 | 
Cytharopsis butonensis (Schepman, 1913) |
Cytharopsis cancellata A.Adams, 1865 | 
Cytharopsis cf. cancellata A.Adams, 1865 | 
Cytharopsis radulina Kuroda & Oyama, 1971 |
