Cirsotrema dalli Rehder, 1945, [Basis of the current name] Range: 35°N to 23°S; 90.5°W to 38.5°W Depth: 9 to 137 m Maximum Reported Size: 41 mm Distribution: USA: North Carolina, Florida: East Florida, West Florida, Florida Keys, Dry Tortugas; Mexico: Campeche Bank; Panama, Cuba: North Havana Province; Jamaica, Puerto Rico; Virgin Islands: St. Croix; Brazil: Bahia, Rio de Janeiro References: Clench & Turner (1950b) DdNSE; García (2007b) W
Cirsotrema arcella Rehder, 1945, [Synonym] Range: 76°W Depth: 227 m
Scala cochlea auct. non Sowerby, 1844, [Not available] Range: 35°N to 18°N; 83°W to 65°W Depth: 0.3 to 227 m Maximum Reported Size: 11 mm Distribution: USA: North Carolina, Florida: East Florida, West Florida; Cuba: North Havana Province; Dominican Republic; Virgin Islands: St. Thomas, Tortola References: Dall (1902a) DdNSEW; Aguayo & Jaume (1936) M; M. Smith (1937) Comments: Misidentification by Dall (1902); C. cochlea is Eastern Atlantic. Combining Genera: Epitonium