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polyzoa |
4 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Polyzoa \Pol`y*zo"a\, n. pl [NL., fr Gr poly`s many + ? an animal.] (Zo["o]l.) Same as {Bryozoa}. See Illust. under {Bryozoa}, and {Phylactol[ae]mata}. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Polyzoon \Pol`y*zo"["o]n\, n.; pl {Polyzoa}. [NL. See {Polyzoan}.] (Zo["o]l.) One of the individual zooids forming the compound organism of a polyzoan. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Bryozoa \Bry`o*zo"a\, n. pl [NL., fr Gr ? moss + ? animal.] (Zo["o]l.) 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}. From WordNet r 1.6 [wn]: polyzoa n : marine or freshwater animals that form colonies of zooids [syn: {Bryozoa}, {phylum Bryozoa}]
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