Nudibranchiata

Nu`di`bran`chi`a´ta


n. pl.1.(Zool.) A division of opisthobranchiate mollusks, having no shell except while very young. The gills are naked and situated upon the back or sides. See Ceratobranchia.
References in periodicals archive ?
Observations on the ecology of Membranipora (Bryozoa) and a major predator Doridella steinbergae (Nudibranchiata) along the fronds of Laminaria saccharina at Friday Harbor, Washington.