Echinothrix calamaris

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

Dive Info:
locality: Cebu. Olango Island. Philippines. Olango North Point.
depth: 34 m.
date: 9/20/2008
Photographer: Guido Poppe