Avicularia \A*vic`u*la"ri*a\, n. pl. [NL. See Avicular.]

(Zo["o]l.) See prehensile processes on the cells of some Bryozoa, often having the shape of a bird's bill.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Bryozoum \Bry`o*zo"um\, n. [NL. See Bryozoa.]

(Zo["o]l.) An individual zooid of a bryozoan coralline, of which there may be two or more kinds in a single colony. The zo[oe]cia usually have a wreath of tentacles around the mouth, and a well developed stomach and intestinal canal; but these parts are lacking in the other zooids (Avicularia, O[oe]cia, etc.).

Source: Webster's Revised Unabridged Dictionary (1913)