Hydrocorals, also know as stylasterids, are not 'true' corals but are more closely related to hydroids. Fleshy ophiuroids have been commonly found in association with them.
Hydrocoral
Image courtesy of the NOAA Office of Ocean Exploration and Research, INDEX-SATAL 2010. Download larger version (jpg, 1.3 MB).
Hydrocorals, also know as stylasterids, are not 'true' corals but are more closely related to hydroids. Fleshy ophiuroids have been commonly found in association with them.
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