Definition of Ophiuroidea in English:

Ophiuroidea

Line breaks: Ophiur|oi¦dea
Pronunciation: /ˌɒfɪ(j)ʊəˈrɔɪdɪə
 
/

noun

Zoology
  • A class of echinoderms that comprises the brittlestars.
    More example sentences
    • Of all echinoderms, the Ophiuroidea may have the strongest tendency toward 5-segment radial symmetry.
    • Brittle stars of the Ophiuroidea are predators, deposit feeders, scavengers, and suspension feeders, which feed by outstretching their arms to capture prey.
    • Members of the Asteroidea are often called ‘true starfish’ and are closely related to the Ophiuroidea, having a common ancestor in the Ordovican.

Origin

modern Latin (plural), based on the genus name Ophiura, from Greek ophis 'snake' + oura 'tail'.

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