Distribution in South America: medusa—Atlantic Ocean, Brazil, at 28.34°S 48.50°W (Correia 1983).
Zanclonia weldoni (Browne, 1910 )
Distribution in South America: medusa—Pacific Ocean, Chile, no specific record (Fagetti 1973 p. 52). Habitat: medusa—circumpolar Antarctic species (Fagetti 1973 p.52).