Amphicyclotulus beauianus (Petit, 1853) | 
Amphicyclotulus schrammi (Shuttleworth, 1857) | 
Amphicyclotus texturatus (G. B. Sowerby I, 1850) |
Amphicyclotus texturatus spiralis F. G. Thompson, 1969 | 
Aperostoma aff. cingulatum (Sowerby, 1843) | 
Aperostoma aff. dunkeri (Pfeiffer, 1856) |
Aperostoma aff. giganteum (Reeve, 1842) | 
Aperostoma aff. olivaceum Torre, Bartsch & Morrison, 1942 | 
Aperostoma aff. paezicolum Torre, Bartsch & Morrison, 1942 |
Aperostoma aff. peruense Torre, Bartsch & Morrison, 1942 | 
Aperostoma aff. portobellense Torre, Bartsch & Morrison, 1942 | 
Aperostoma agassizi Bartsch & Morrison in Torre et al, 1942 |
Aperostoma allantayum Torre, Bartsch & Morrison, 1942 | 
Aperostoma amazonense Bartsch & Morrison in Torre et al, 1942 | 
Aperostoma boliviensis Torre, Bartsch & Morrison, 1942 |
Aperostoma brujense Torre, Bartsch & Morrison, 1942 | 
Aperostoma carabobensis (Torre, Bartsch & Morrison, 1942) | 
Aperostoma caucaense (da Costa, 1901) |
Aperostoma cf. balsasense Bartsch & Morrison, 1942 | 
Aperostoma cf. manabense Torre, Bartsch & Morrison, 1942 | 
Aperostoma cf. olivaceum Torre, Bartsch & Morrison, 1942 |
Aperostoma cf. paezense Torre, Bartsch & Morrison, 1942 | 
Aperostoma cf. popayanum (Lea, 1839) | 
Aperostoma cf. quitensis (Pfeiffer, 1852) |
Aperostoma cf. sanctaemarthae Pilsbry & Clapp, 1902 | 
Aperostoma cf. simile Torre, Bartsch & Morrison, 1942 | 
Aperostoma cingulatum (Sowerby, 1843) |
Aperostoma confusum (Sykes, 1901) | 
Aperostoma confusum Sykes, 1901 | 
Aperostoma depressum (da Coasta, 1906) |
Aperostoma dunkeri (Pfeiffer, 1856) | 
Aperostoma filoliratum (G. B. Sowerby III, 1892) | 
Aperostoma filoliratum (Sowerby, 1892) |
Aperostoma fischeri (Hidalgo, 1867) | 
Aperostoma giganteum (Reeve, 1842) | 
Aperostoma inca (Orbigny, 1835) |
Aperostoma kobelti Torre, Bartsch & Morrison, 1942 | 
Aperostoma laxatum (Sowerby, 1850) | 
Aperostoma manabense Torre, Bartsch & Morrison, 1942 |
Aperostoma nanum Torre, Bartsch & Morrison, 1942 | 
Aperostoma olivaceum Torre, Bartsch & Morrison, 1942 | 
Aperostoma paezense Torre, Bartsch & Morrison, 1942 |
Aperostoma paezicolum Bartsch & J. P. E. Morrison, 1942 | 
Aperostoma pailaense Torre, Bartsch & Morrison, 1942 | 
Aperostoma peruense Torre, Bartsch & Morrison, 1942 |
Aperostoma popayanum (Lea, 1839) | 
Aperostoma portobellense Torre, Bartsch & Morrison, 1942 | 
Aperostoma quitensis (Pfeiffer, 1852) |
Aperostoma sanctaemarthae Pilsbry & Clapp, 1902 | 
Aperostoma simile Torre, Bartsch & Morrison, 1942 | 
Aperostoma sp. 143055 |
Aperostoma sp. 143145 | 
Aperostoma sp. 143155 | 
Aperostoma sp. 153750 |
Aperostoma sp. 153827 | 
Aperostoma sp. 153839 | 
Aperostoma sp. 208074 |
Aperostoma stramineum (Reeve, 1843) | 
Aperostoma subcingulatum (Kobelt, 1912) | 
Aperostoma translucidus trinitensis (Guppy, 1864) |
Aperostoma umbilicatum Torre, Bartsch & Morrison, 1942 | 
Aperostoma venezuelense Torre, Bartsch & Morrison, 1942 | 
Aperostoma veracochanum Torre, Bartsch & Morrison, 1942 |
Austrocyclotus stramineus (Reeve, 1843) | 
Buckleyia bifasciata Mousson, 1873 | 
Calacyclotus atratensis Torre, Bartsch & Morrison, 1942 |
Calaperostoma bourcieri (Pfeiffer, 1852) | 
Calaperostoma chanchapoyasense (Da Costa, 1906) | 
Calaperostoma cousini (Jousseaume, 1884) |
Calaperostoma cumingi (Sowerby, 1832) | 
Calaperostoma hidalgoi (Crosse, 1866) | 
Calaperostoma nigrofasciatum (Miller, 1879) |
Calaperostoma orbignyi (Ancey, 1892) | 
Calaperostoma sp. 36116 | 
Crocidopoma floccosum (Shuttleworth, 1857) |
Crocidopoma sp. 193308 | 
Crocidopoma sp. 193369 | 
Crocidopoma vortex (Weinland, 1862) |
Crocidopoma zayasi Alcade & Jacobson, 1959 | 
Cycladamsia seminuda (C. B. Adams, 1851) | 
Cycladamsia seminuda deburghaeanus (Chitty, 1857) |
Cycladamsia seminuda scabratum (Bartsch, 1942) | 
Cyclobakeria notatior (Chitty, 1857) | 
Cyclobakeria novaespei (Chitty, 1857) |
Cyclobakeria welchi (Bartsch, 1942) | 
Cyclochittya dentistigmata (Chitty, 1857) | 
Cyclojamaicia bondi (Vanatta, 1936) |
Cyclojamaicia suturalis (G. B. Sowerby I, 1843) | 
Cyclopilsbrya caribaea (Clench & Aguayo, 1935) | 
Cyclopilsbrya rupisfontis (Chitty, 1857) |
