Radiata

Ra`di`a´ta

(rā´dĭ`ā´tå)

n. pl.

(Zool.) An extensive artificial group of invertebrates, having all the parts arranged radially around the vertical axis of the body, and the various organs repeated symmetrically in each ray or spheromere.

Radiata

[‚rād·ē′äd·ə] (invertebrate zoology) Members of the Eumetazoa which have a primary radial symmetry; includes the Cnidaria and Ctenophora.

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