Synonyms in the area: Podocoryne borealis —Pagès & Orejas 1999 [medusa];? Hydractinia sp.—Galea 2007 p. 23 [polyp]; Hydractinia borealis –Palma et al. 2007a p. 70, 73, 2007b p. 73, 74, 78, 80, 2011; Villenas et al. 2009; Bravo et al. 2011 [medusa].
Remarks: the geographic distribution of Podocoryna borealis (Mayer, 1900) is restricted to the North Atlantic and North Sea (Schuchert 2008).
Distribution in South America: polyp—Pacific Ocean, Chile, at 42.38°S 72.43°W (Galea 2007 p. 23); medusa—Pacific Ocean, Chile, from 41.50°S to 54.903°S in the Patagonian interior waters (Pagès & Orejas 1999; Galea 2007 p. 23; Palma et al. 2007a p. 70, 73, 2007b p. 73, 74, 78, 80, 2011; Villenas et al. 2009; Bravo et al. 2011).
Habitat: species with bipolar distribution (Pagès & Orejas 1999). medusa—from 0-50m depth (Galea 2007 p. 23).