vibraculum

From ZooTerms (Dictionary of Invertebrate Zoology)
Jump to: navigation, search
vibraculum (noun; plural vibracula; Latin diminutive vibrare, to vibrate): (Bryozoa: Gymnolaemata) A heterozooid with the operculum in the form of a long bristle or seta between pivots, supposedly used to sweep away detritus and settling larvae.