Eubranchus rupium

Eubranchus rupium, the green balloon aeolid, is a species of sea slug or nudibranch, a marine gastropod mollusc in the family Eubranchidae.^[2]

Green balloon aeolid
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Nudibranchia
Suborder:	Cladobranchia
Superfamily:	Fionoidea
Family:	Eubranchidae
Genus:	Eubranchus
Species:	E. rupium
Binomial name
Eubranchus rupium (Møller, 1842)[1]
Synonyms
Galvina rupium (Møller, 1842) Nudibranchus rupium (Møller, 1842) Tergipes rupium Møller, 1842

Distribution

This species was described from Greenland. It is reported from the North Atlantic Ocean as far south as the Netherlands and is considered to be a circumpolar species. It is considered by most authors to be a synonym of Eubranchus olivaceus and is reported as far south as Monterey Bay, California on the Pacific Ocean coast of North America.^[3][4][5]

Biology

This nudibranch feeds on the hydroids Laomedea longissima.^[4]