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

Tubulipore :: Tubulipore (n.) Any one of numerous species of Bryozoa belonging to Tubulipora and allied genera, having tubular calcareous calicles..
Coralline :: Coralline (n.) Formerly any slender coral-like animal; -- sometimes applied more particulary to bryozoan corals.
Epistome :: Epistome (n.) A liplike organ that covers the mouth, in most Bryozoa. See Illust., under Entoprocta..
Zoophyte :: Zoophyte (v. i.) Any one of numerous species of invertebrate animals which more or less resemble plants in appearance, or mode of growth, as the corals, gorgonians, sea anemones, hydroids, bryozoans, sponges, etc., especially any of those that form compound colonies having a branched or treelike form, as many corals and hydroids..
Pedicellina :: Pedicellina (n.) A genus of Bryozoa, of the order Entoprocta, having a bell-shaped body supported on a slender pedicel. See Illust. under Entoprocta..
Chilostomata :: Chilostomata (n. pl.) An extensive suborder of marine Bryozoa, mostly with calcareous shells. They have a movable lip and a lid to close the aperture of the cells..
Gymnolaemata :: Gymnolaemata (n. pl.) An order of Bryozoa, having no epistome..
Coral :: Coral (n.) The hard parts or skeleton of various Anthozoa, and of a few Hydrozoa. Similar structures are also formed by some Bryozoa..
Malacozoa :: Malacozoa (n. pl.) An extensive group of Invertebrata, including the Mollusca, Brachiopoda, and Bryozoa. Called also Malacozoaria..
Cyclostoma :: Cyclostoma (n. pl.) A division of Bryozoa, in which the cells have circular apertures..
Polypidom :: Polypidom (n.) A coral, or corallum; also, one of the coral-like structure made by bryozoans and hydroids..
Cellepore :: Cellepore (n.) A genus of delicate branching corals, made up of minute cells, belonging to the Bryozoa..
Cyphonautes :: Cyphonautes (n.) The free-swimming, bivalve larva of certain Bryozoa..
Acephala :: Acephala (n. pl.) That division of the Mollusca which includes the bivalve shells, like the clams and oysters; -- so called because they have no evident head. Formerly the group included the Tunicata, Brachiopoda, and sometimes the Bryozoa. See Mollusca..
Rhabdopleura :: Rhabdopleura (n.) A genus of marine Bryozoa in which the tubular cells have a centralchitinous axis and the tentacles are borne on a bilobed lophophore. It is the type of the order Pterobranchia, or Podostomata.
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..
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.
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.
Pterobranchia :: Pterobranchia (n. pl.) An order of marine Bryozoa, having a bilobed lophophore and an axial cord. The genus Rhabdopleura is the type. Called also Podostomata. See Rhabdopleura..
Perigastric :: Perigastric (a.) Surrounding the stomach; -- applied to the body cavity of Bryozoa and various other Invertebrata.
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