Echinothrix calamaris

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

Dive Info:
locality: Bantayan Islands. Philippines. Amahong Point.
depth: 16 m.
date: 10/17/2008
Photographer: Guido Poppe