noun (plural avicularia /-ˈle(ə)rēə/)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. Compare with vibraculum.
More example sentences
- Enlarged avicularia on zooids at row bifurcations, on branch margins, and adjacent to ovicells are generally similar to those in M. auriculatum.
- Adventitious avicularia and cortical zooidal polymorphs are not apparent.
- Several unusual groups have developed a free living life mode, where the colony is physically supported by specialized modules, avicularia supported.
mid 19th century: modern Latin, from avicula, diminutive of avis 'bird'.
Definition of avicularium in:
- The British & World English dictionary