Ectopleura obypa Migotto & Marques, 1999a

Distribution in South America: polyp—Atlantic Ocean, Brazil, from 23.50°S to 24°S (Migotto & Marques 1999a; Migotto et al. 2002; Oliveira 2003; Oliveira et al. 2006; Shimabukuro & Marques 2006a, abstract; Oliveira & Marques 2007, 2011; Silveira & Morandini 2011; Miranda et al. 2015);

medusa—Atlantic Ocean, Brazil, at 23.83°S 45.42°W (Migotto & Marques 1999a; Migotto et al. 2002; Silveira & Morandini 2011).

Habitat: polyp—from 1 to 15m depth, on algae, ascidians, barnacles, mussels, light buoys (Migotto & Marques 1999a; Oliveira 2003; Oliveira et al. 2006; Shimabukuro & Marques 2006a; Oliveira & Marques 2007, 2011).