Amphicaryon ernesti Totton, 1954

Distribution in South America: Pacific Ocean, Colombia, from 5°N to 3°N (Alvariño 1976), Chile, at 23ºS off Antofagasta (Pagès et al. 2001; Palma & Apablaza 2004); Atlantic Ocean, Brazil to Argentina, from 0º to 35ºS (Alvariño 1968, 1971; Pugh 1999; Migotto et al. 2002; Araujo 2006, 2012; Araujo et al. 2010; specimens collected in this study).

Habitat: neritic and oceanic species. It is widely distributed in tropical and subtropical waters (Alvariño 1971; Pugh & Gasca 2009; Araujo 2012).