Thuridilla gracilis

Information:
Phylum: MOLLUSCA
Order: SACOGLOSSA
Class: GASTROPODA
Family: PLAKOBRANCHIDAE
Species: Thuridilla gracilis

Phylum: CHORDATA
Order: STOLIDOBRANCHIA
Class: ASCIDIACEA
Family: PYURIDAE
Species: Pyura momus

Dive Info:
locality: Cebu. Catarman. Lilo-an. Philippines. Catarman 1 Point.
depth: 31 m.
date: 7/22/2006
Photographer: Philippe Poppe