Echinothrix calamaris

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

Dive Info:
locality: Camotes Islands. Palangangan. Philippines. Hayhayhay Resort.
depth: 31 m.
date: 4/26/2008
Photographer: Guido Poppe