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Phylum Echinodermata > Class Stellaroida > Subclass Ophiuroidea
Feather-hitching brittle stars
Ophiomaza cacaotica*
Family Ophiotrichidae
updated Oct 2016

Where seen? This brittle star lives only in a feather star (Class Crinoidea). It has been seen on many different kinds of feather stars.

Features: Whole animal 2-3cm.The spines on the tips of the arms are modified into hooks that help the brittle star cling to the feather star host. The animal is poorly studied but it seems to do no harm to the feather star host.

Raffles Lighthouse, Jul 06


Upper side.

Feather-hitching brittle stars on Singapore shores

Photos of Feather-hitching brittle stars for free download from wildsingapore flickr

Distribution in Singapore on this wildsingapore flickr map

East Coast Park, Jun 13
Photo shared by Loh Kok Sheng on flickr.

Kusu Island, Apr 17

Photo shared by Loh Kok Sheng on facebook.

Sisters Island, Sep 13

Photo shared by Loh Kok Sheng on flickr.



  • Lane, David J.W. and Didier Vandenspiegel. 2003. A Guide to Sea Stars and Other Echinoderms of Singapore. Singapore Science Centre. 187pp.
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