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n. A modified zooid, in some colonial bryozoans, in the form of a beak, that prevents other organisms from settling on the colony

n. In zoology, a singular small prehensile process, resembling a bird's head, with a movable mandible, which snaps incessantly, found in many of the Polyzoa. Compare flabellarium, vibracularium.

avicularia    ocelli    mediastinum    tarsi    infarct