Found 2 items, similar to ophiuroidea.
English → English (WordNet) Definition: Ophiuroidea Ophiuroidea n : brittle stars and basket stars [syn: class Ophiuroidea]
English → English (gcide) Definition: Ophiuroidea Ophiurioidea \O`phi*u`ri*oi"de*a\, Ophiuroidea \O`phi*u*roi"de*a\, n. pl. [NL., fr. Gr. 'o`fis serpent + 'oyra` tail + e'i^dos form.] (Zo["o]l.) A class of star-shaped echinoderms having a disklike body, with slender, articulated arms, which are not grooved beneath and are often very fragile; -- called also Ophiuroida and Ophiuridea. See Illust. under Brittle star. [1913 Webster]