The Collaborative International Dictionary
Palliobranchiate
Palliobranchiate \Pal`li*o*bran"chi*ate\, a. [See Pallium, and Branchia.] (Zo["o]l.) Having the pallium, or mantle, acting as a gill, as in brachiopods.
Wiktionary
palliobranchiate
a. (context zoology English) Having the pallium, or mantle, acting as a gill, as in brachiopods.