Berthella quadridensMörch, 1863a, p. 29-31 [Basis of the current name] Attributed to: Mörch (1875) Type Locality: St. Thomas Range: 24.6°N to 18.15°S; 88°W to 36°W Depth: 0 to 50 m (live 0 to 50 m) Maximum Reported Size: 80 mm Distribution: USA: Florida: Florida Keys; Mexico: unlocalized; Belize, Panama, Colombia, Venezuela: Islas Los Roques; Haiti, Puerto Rico; Virgin Islands: St. Thomas, St. John; Guadeloupe, Barbados, Brazil: Alagoas, Bahia References: Mörch (1863a) {dl}; Marcus & Marcus (1962b); Marcus & Hughes (1974) {M}; Thompson (1977) DL{W}; Ev. Marcus (1979) DLS; Rudman (2000) N; Collin et al. (2005) dl; Valdés et al. (2006) {N}WM Comments: Internal shell 25 mm (Ev. Marcus & Er. Marcus (1962b). Combining Genera: Gymnotoplax
Pleurobranchus (Oscanius) amarilliusMattox, 1953, p. 109-114, figs. 1-10 [Synonym] Type Locality: Isla de la Gata, Parguera, Puerto Rico Range: 17.97°N ; 66.62°W Depth: 0.3 to 1 m (live 0.3 to 1 m) Maximum Reported Size: 37.5 mm Distribution: Puerto Rico References: Mattox (1953) DdLlNSEWM; Ev. Marcus (1984) s (of B. circularis); Valdés et al. (2006) s Comments: Internal shell 5 mm (Mattox 1953). Combining Genera: Gymnotoplax
Berthella circularisMörch, 1863a, p. 31 [Synonym] Type Locality: St. Thomas Range: 18.3°N to 8°S; 66°W to 35°W Distribution: Jamaica, Puerto Rico; Virgin Islands: St. Thomas; Brazil: Pernambuco References: Mörch (1863a) N; Ev. Marcus (1984) vSEW; Valdés et al. (2006) s Comments: Internal shell 10 mm (Ev. Marcus 1984). Combining Genera: Pleurobranchus
Berthellina engeli Gardiner, 1936, [Synonymy uncertain] Range: 19.5°N to 13.2°N; 80°W to 59.6°W Depth: 1 to 2 m (live 1 to 2 m) Maximum Reported Size: 67 mm Distribution: Cayman Islands: Little Cayman; Barbados References: Marcus (1977b) v; Cattaneo-Vietti (1986) s (of B. citrina); Hess & Abbott (1994) DdLlNSEWM
Partial List of References
Mattox, N. T. 1953. A new species of Pleurobranchus from the Caribbean (Tectibranchiata) Nautilus 66 109-114, pls. 9-10. [Stated date: -- Apr 1953.] Mörch, O. A. L. 1863. Contributions à la faune malacologique des Antilles danoises Journal de Conchyliologie 11 21-43. [Stated date: -- Jan 1863.]
