Malagazzia carolinae (Mayer, 1900)

Synonyms in the area: Phialucium carolinae —Alvariño 1968; Navas-Pereira 1974, 1980; Ramírez & Zamponi 1980, 1981; Zamponi 1983a, 1985; Zamponi & Suarez 1991 [medusa]; Phialucium carolinea —Navas-Pereira 1980 [medusa].

Distribution in South America: medusa—Atlantic Ocean, Colombia to Argentina, from 10°N to 0° (Equator), from 22.90°S to 23.10°S, from 26°S to 26.5°S, and from 29°S to 41°S (Alvariño 1968; Navas-Pereira 1974, 1980, 1981; Ramírez & Zamponi 1980, 1981; Zamponi 1983a, 1985; Zamponi & Suarez 1991; Migotto et al. 2002; Genzano et al. 2008; Nogueira Jr. 2012; Nogueira Jr. et al. 2015a).