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polychaeta |
3 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Polychaeta \Pol`y*ch[ae]"ta\, n. pl [NL., from Gr poly`s many + ? hair.] (Zo["o]l.) One of the two principal groups of Ch[ae]topoda. It includes those that have prominent parapodia and fascicles of set[ae]. See Illust. under {Parapodia}. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Annelida \An*nel"i*da\, n. pl [NL. See {Annelid}.] (Zo["o]l.) A division of the Articulata, having the body formed of numerous rings or annular segments, and without jointed legs. The principal subdivisions are the {Ch[ae]topoda}, including the {Oligoch[ae]ta} or earthworms and {Polych[ae]ta} or marine worms; and the {Hirudinea} or leeches. See {Ch[ae]topoda}. From WordNet r 1.6 [wn]: Polychaeta n : marine annelid worms [syn: {Polychaeta}, {class Polychaeta}]
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