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pentaradial symmetryA form of radial symmetry found in the echinoderms in which body parts are arranged in fives around an oral-aboral axis. Pentastomida
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pentaradial symmetrysymmetry in five planes: a body symmetry involving five or more parts arranged concentrically around a central axis made up of an oral/aboral pole. Animals with pentaradial symmetry are echinoderms (P [..]
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