avicularium
/əˌvɪkjʊˈleərɪəm/noun
(pl. avicularia /-rɪə/)
- Zoology (in some bryozoans) any of a number of modified zooids that take the form of a pair of snapping jaws resembling a bird's head, serving to prevent other organisms from settling on the colony【动】（部分苔藓虫里的）鸟头器, 鸟头体。比较VIBRACULUM.
词源
mid 19th cent.: modern Latin， from avicula, diminutive of avis 'bird'.