Rhizophysa eysenhardti Gegenbaur, 1859

Remarks: possibly a synonym of Rhizophysa sp. cited by Pagès et al. (2001).

Distribution in South America: Pacific Ocean, northern Chile, at 23.5ºS off Antofagasta (Palma & Apablaza 2004; Apablaza & Palma 2006), and Colombia, from 7°N to 5°N at 77°W (Cely & Chiquillo 1993). Habitat: oceanic species, widely distributed in tropical, subtropical and temperate waters (Alvariño 1971; Pagès & Gili 1992; Pugh & Gasca 2009).