( n. )
A genus of oceanic nudibranchiate mollusks having the small branched gills situated on the upper side of four fleshy lateral lobes, and on the median caudal crest.
( n. )
A genus of oceanic nudibranchiate mollusks having the small branched gills situated on the upper side of four fleshy lateral lobes, and on the median caudal crest.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012