Phascolosoma (Phascolosoma) puntarenae Grube & Örsted

in Grube, 1858: 13; type locality: Puntarenas, Costa Rica. — Fisher 1952: 430–432, pl. 36, figs 1–2, pl. 37, figs 1–3, pl. 30, fig. 3 (Espíritu Santo Island, Baja California Sur; Miramar Beach, Guaymas, Sonora, Mexico; Panama Bay, Panama). — Brusca 1980: 127, as P. puntarena (Gulf of California, Mexico). — Cutler et al. 1992: 154–156, as P. nigrescens (Conchal Beach, Costa Rica). — Fonseca et al. 2005: 107 (Golfo Dulce, Costa Rica). — Dean et al. 2010: 63 (Ulloa Point and Chatham Bay, Cocos Island, Costa Rica in calcareous rock). — Dean 2001: 87 (Puntarenas, Gulf of Nicoya; Conchal Beach, Brasilito Bay; Sándalo, Golfo Dulce, Costa Rica, between rocks). [ Phascolosoma (P.) puntarenae has been considered a synonym of P. (P.) nigrescens (Keferstein, 1865): 424, pl. 21, fig. 2, pl. 23, figs 14–15; type locality: Fiji.] Name reestablished in this paper.