brittle star

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Related to Brittle stars: Feather stars, Sea lilies

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.
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A team consisting of Hitoshi Aonuma, Daiki Wakita, and Yumino Hayase studied the green brittle star Ophiarachna incrassata, a starfish-like aquatic animal found in tropic and sub-tropic oceans of the Indo-Pacific region with typically five and occasionally six arms.
For this study, adult brittle stars were obtained from Marinus Scientific (Long Beach, CA).
The brittle star Ophiothela mirabilis Verrill, 1867 is native to the Pacific Ocean (Hendler & Brugneaux, 2013), but has recently invaded the Caribbean and the southwestern Atlantic (Hendler et al., 2012).
There is little information in correlation with anti-cancer activities of brittle star. In the present study, anti-neoplastic efficacy of Ophiocoma erinaceus methanol extract against human cervical cancer cells was investigated.
In the tank, look at the brittle stars and the sea stars--what differences do you see between them?
Set on the lee side of the dunes, the brittle stars take advantage of their elevated position for feeding.
In contrast, brittle stars and brachiopods were dense in low-relief mixed rock but rare or absent in low-relief mixed sediment.
Barnacles, dog whelks, brittle stars, sculpins and sea urchins.
Brittle stars (Echinodermata: Ophiuroidea) are a common component of marine communities and often make up a significant portion of the biomass.
Abyssolpelagic Zone 4,000 to 6,000 m Abyss comes from the Greek word meaning (13,123 to 19, 685 ft) "bottomless." With no light, severely cold water, and intense pressure, most creatures here are invertebrates (lacking a backbone), such as sea cucumbers, brittle stars, and tiny squid.
Brittle stars lack the large, specialized eyes that many animals possess.
Spiny brittle stars, Channel Islands National Park off Santa Barbara Island.