Neocyclotus chrysacme (P. Bartsch& J.P.E. Morrison, 1942) Nicaragua
Incerticyclus cinereus (H. Drouët, 1859)
Aperostoma cingulatum (G.B. Sowerby, 1843) Ecuador50,7 mm
Poteria clappi C. de la Torre& P. Bartsch, 1942 Jamaica25,16 mm
Incidostoma confusum (E.R. Sykes, 1894) Panama48 mm
Incerticyclus connivens (A. Adams, 1866)
Ostodes cookei W.J. Clench, 1949 Samoa
Dicrista cooperi (G.W. Tryon, 1863) Mexico, Sinaloa
Neocyclotus corpulentum (E.A. Smith, 1878)
Poteria corrugata (K.T. Menke, 1830) Jamaica
Poteria corrugatior (E. Chitty, 1857) Jamaica
Poteria corrugatissima (E. Chitty, 1857) Jamaica
Incidostoma costaricense (E.C. Von Martens, 1876) Costa Rica
Gassiesia couderti (P. Fischer& A.C. Bernardi, 1856) New Caledonia, Ile des Pins7 mm
Poteria crassa (C.B. Adams) Jamaica
Lagocyclus crosseanus (J.G. Hidalgo, 1866) Ecuador
Calaperostoma cumingi (G.B. I Sowerby, 1832) Colombia54 mm
Neocyclotus currani (P. Bartsch& J.P.E. Morrison, 1942) Brazil
Daronia cyclotina A. Adams, 1864 Japan
Poteria daltei J.P.E. Morrison, 1955 Jamaica
Dicrista damianensis (G.A. Solem, 1956) Mexico, Michoacan
Cyclochittya dentistigmata (E. Chitty, 1857) Jamaica
Aperostoma depressum (S.I. Da Costa, 1906) Peru
Fijiopoma diatreta (A.A. Gould, 1847) Fiji, Vanua Levu9 mm
Aperostoma dilatatum F. Haas, 1955
Amphicyclotus dominicensis P. Bartsch, 1942 Dominica13,2 mm
Cyclovendreysia dubiosa (C.B. Adams, 1851) Jamaica11 mm
Incidostoma dunkeri L. Pfeiffer Venezuela20 mm
Aperostoma dunoonense P. Bartsch& J.P.E. Morrison, 1942
Neocyclotus dysoni (L. Pfeiffer, 1851) Panama20 mm
Neocyclotus dysoni affinis (E.C. Von Martens, 1890) Panama14 mm
Neocyclotus dysoni berendti (L. Pfeiffer, 1861) Veracruz, Mexico16 mm
Neocyclotus dysoni cookei (P. Bartsch& J.P.E. Morrison, 1942) Belize14 mm
Neocyclotus dysoni sallei (P. Bartsch& J.P.E. Morrison, 1942) Mexico, Yucatan20 mm
Incidostoma exiguum (P. Bartsch& J.P.E. Morrison, 1942) Costa Rica