Heteropyramis crystallina (Moser, 1925)

Synonyms in the area: Thalassophyes crystallina —Moser 1925; Leloup & Hentschel 1935.

Distribution in South America: Atlantic Ocean, Brazil to Argentina, from 0º to 67ºS (Moser 1925; Leloup 1934; Leloup & Hentschel 1935; Pugh 1999; Migotto et al. 2002; Silveira & Morandini 2011). Habitat: oceanic species (Pagès et al. 1994; Pugh et al. 1997; Pugh 1999).