Prionocidaris thomasi
Prionocidaris thomasi (Agassiz & Clark, 1907)
Thomas' sea urchin
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Family:  Cidaridae ()
Max. size: 
Environment:  benthic; marine; depth range - 9 m
Distribution:  Eastern Central Pacific: Hawaii.
Diagnosis:   
Biology:  Mainly found in deeper waters, but may be observed in waters as shallow as 9 m. May host small molluscs in shallower waters and barnacles in deeper waters. Stays under coral slabs and in crevices during the day (Ref. 122680).
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans:  harmless
Country info:   
 

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