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Crown Urchin, Thorn-spined Urchin, Whorl-spined Urchin

Prionocidaris verticillata OR Plococidaris verticillata?

Description:

Strictly nocturnal. Primary spines stout and bearing three or four whorls; the shaft in between the whorls is ornamented in dense granules, not aligned. Source: http://www.nhm.ac.uk/research-curation/r...

Habitat:

Indo-Pacific

Notes:

Not sure which scientific name applies. World Register of Marine Species (WoRMS) has moved this to Plococidaris (http://www.marinespecies.org/aphia.php?p...) while most websites still use Prionocidaris. Spotted at Dive and Trek House Reef during a night dive. Depth of 8m.

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Eric Noora
Spotted by
Eric Noora

Batangas, Philippines

Spotted on Jan 21, 2012
Submitted on Feb 10, 2012

Spotted for Mission

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