Definition of bryozoa

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Bryozoa (n. pl.) A class of Molluscoidea, including minute animals which by budding form compound colonies; -- called also Polyzoa..

Lern More About Bryozoa

Coralline :: Coralline (n.) Formerly any slender coral-like animal; -- sometimes applied more particulary to bryozoan corals.
Cellepore :: Cellepore (n.) A genus of delicate branching corals, made up of minute cells, belonging to the Bryozoa..
Vibraculum :: Vibraculum (n.) One of the movable, slender, spinelike organs or parts with which certain bryozoans are furnished. They are regarded as specially modified zooids, of nearly the same nature as Avicularia..
Ectocyst :: Ectocyst (n.) The outside covering of the Bryozoa.
Endocyst :: Endocyst (n.) The inner layer of the cells of Bryozoa.
Coenoecium :: Coenoecium (n.) The common tissue which unites the various zooids of a bryozoan.
Ovicell :: Ovicell (n.) One of the dilatations of the body wall of Bryozoa in which the ova sometimes undegro the first stages of their development. See Illust. of Chilostoma.
Retepore :: Retepore (n.) Any one of several species of bryozoans of the genus Retepora. They form delicate calcareous corals, usually composed of thin fenestrated fronds..
Bryozoan :: Bryozoan (a.) Of or pertaining to the Bryozoa.
Bryozoum :: Bryozoum (n.) An individual zooid of a bryozoan coralline, of which there may be two or more kinds in a single colony. The zooecia 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, Ooecia, etc.)..
Vesicularia :: Vesicularia (n.) Any one of numerous species of marine Bryozoa belonging to Vesicularia and allied genera. They have delicate tubular cells attached in clusters to slender flexible stems.
Phylactolaemata :: Phylactolaemata (n. pl.) An order of fresh-water Bryozoa in which the tentacles are arranged on a horseshoe-shaped lophophore, and the mouth is covered by an epistome. Called also Lophopoda, and hippocrepians..
Statocracy :: Statoblast (n.) One of a peculiar kind of internal buds, or germs, produced in the interior of certain Bryozoa and sponges, especially in the fresh-water species; -- also called winter buds..
Polyzoa :: Polyzoa (n. pl.) Same as Bryozoa. See Illust. under Bryozoa, and Phylactolaemata..
Sea Mat :: Sea mat () Any bryozoan of the genus Flustra or allied genera which form frondlike corals.
Ectoprocta :: Ectoprocta (n. pl.) An order of Bryozoa in which the anus lies outside the circle of tentacles.
Polypidom :: Polypidom (n.) A coral, or corallum; also, one of the coral-like structure made by bryozoans and hydroids..
Eschara :: Eschara (n.) A genus of Bryozoa which produce delicate corals, often incrusting like lichens, but sometimes branched..
Molluscoidea :: Molluscoidea (n. pl.) A division of Invertebrata which includes the classes Brachiopoda and Bryozoa; -- called also Anthoid Mollusca.
Malacozoa :: Malacozoa (n. pl.) An extensive group of Invertebrata, including the Mollusca, Brachiopoda, and Bryozoa. Called also Malacozoaria..
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