• Definition for "ophiurioidea"
    • A class of star-shaped echinoderms having a disklike…
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ophiurioidea definition

  • noun-plural:
    • A class of star-shaped echinoderms having a disklike body, with slim, articulated hands, that are not grooved beneath and are frequently very delicate; -- labeled as additionally Ophiuroida and Ophiuridea. See Illust. under brittle star.
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