Phialopsis diegensis Torrey, 1909

Remarks: the distribution range provided by Ramírez & Zamponi (1981) is not based on specific records and, therefore, we did not consider that information for this species.

Distribution in South America: medusa—Pacific Ocean, Colombia to Chile, from 7.25°N to 18.25°S, at 23ºS in Mejillones Bay (Fagetti 1973 p. 40; Segura-Puertas 1984); Atlantic Ocean, Brazil, from 29°S to 35.16°S (Kramp 1957; Navas-Pereira 1974, 1981; Migotto et al. 2002; Genzano et al. 2008a).

Habitat: medusa—eurythermic and euryhaline species, up to 1000m depth (Kramp 1957; Navas-Pereira 1974).