Hartlaubella gelatinosa (Pallas, 1766)

Synonyms in the area: Obelia gelatinosa —Jäderholm 1903 [polyp].

Distribution in South America: polyp—Atlantic Ocean, Argentina, from 39°S to 52°S (Jäderholm 1903; Genzano et al. 2009a; Miranda et al. 2015).

Habitat: polyp—at low tide, on rocks (Jäderholm 1903).