brittle star

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brittle star

any member of the Class Ophiuroidea - Echinoderms which possess usually five slender arms, clearly distinct from the central disc which lacks an anus. The number of arms is more variable than in starfish Class ASTEROIDEA.
References in periodicals archive ?
Other megafaunal invertebrates, such as crinoids, basket stars, and sponges also may enhance the structural components of fish habitat (Puniwai, 2002) and may be disturbed or destroyed by some fishing activities (Freese, 2001; Krieger, 2001).
basket stars Matthew Bellanfonte shows how to hit the target
Children can count to 10 and back by tallying unusual sea creatures such as nudibranchs, leafy sea dragons, and basket stars.