Perarella affinis (Jäderholm, 1903)
Synonyms in the area: Stylactis affinis Jäderholm p. 264–265 1903 [polyp]. Distribution in South America: polyp—Pacific Ocean, Chile, at 54.91°S in Romanche Bay (Jäderholm 1903 p. 264–265).
Habitat: polyp—at 21m depth, on algae (Jäderholm 1903 p. 264–265).