Diadema setosum

Information:
Phylum: ECHINODERMATA
Order: DIADEMATOIDA
Class: ECHINOIDEA
Family: DIADEMATIDAE
Species: Diadema setosum
Common Name: Long-spined sea urchin

Phylum: MOLLUSCA
Order: MESOGASTROPODA
Class: GASTROPODA
Family: CYPRAEIDAE
Species: Purpuradusta gracilis gracilis

Dive Info:
locality: Malapascua Island. Daanbantayan. Philippines. Malapascua Point.
depth: 5 m.
date: 8/9/2005
Photographer: Guido Poppe