Bryozoa
苔蘚蟲門; 苔蘚動物門
Bry·o·zo·a n. pl. Zool. A class of Molluscoidea, including minute animals which by budding form compound colonies; -- called also Polyzoa.
Note: ☞ They are often coralike in form and appearance, each small cell containing an individual zooid. Other species grow in delicate, flexible, branched forms, resembling moss, whence the name. Some are found in fresh water, but most are marine. The three principal divisions are {Ectoprocta}, {Entoprocta}, and {Pterobranchia}. See Cyclostoma, Chilostoma, and Phylactolema.
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Bryozoa
n : marine or freshwater animals that form colonies of zooids
[syn: phylum Bryozoa, polyzoa]
bryozoan
n : sessile aquatic animal forming mosslike colonies of small
polyps each having a curved or circular ridge bearing
tentacles; attach to stones or seaweed and reproduce by
budding [syn: polyzoan, sea mat, sea moss, moss
animal]
[also: bryozoa (pl)]