The Collaborative International Dictionary
Cryptobranchiata
Cryptobranchiata \Cryp`to*bran`chi*a"ta\ (kr?p`t?-bra?`k?-?"t?), n. pl. [NL., fr. Gr. krypto`s hidden + L. branchia a gill.] (Zo["o]l.)
A division of the Amphibia; the Derotremata.
A group of nudibranch mollusks.