Echinothrix calamaris

Information:
Phylum: ECHINODERMATA
Order: DIADEMATOIDA
Class: ECHINOIDEA
Family: DIADEMATIDAE
Species: Echinothrix calamaris
Common Name: Double spined urchin

Dive Info:
locality: Dinagat. Viray Island. Philippines. Viray Point.
depth: 21 m.
date: 11/8/2007
Photographer: Guido Poppe