Cryptobranchiata
Pronunciation : Cryp`to*bran`chi*a"ta (krp`t-bra`k-"t)
Part of Speech : n.
Etymology : [NL., fr. Gr. krypto`s hidden + L. branchia a gill.] (Zo?l.) (a) A division of the Amphibia; the Derotremata. (b) A group of nudibranch mollusks.
Definition :
pl.
Source : Webster's Unabridged Dictionary, 1913