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.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
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.