'Pellibranchiata' definitions:

Definition of 'Pellibranchiata'

From: GCIDE

Pellibranchiata \Pel`li*bran`chi*a"ta\, n. pl. [NL., fr. pellis garment + branchia a gill.] (Zool.) A division of Nudibranchiata, in which the mantle itself serves as a gill. [1913 Webster]