Brissus agassizii Döderlein, 1885
Length: 10 cm
Locality: Kobama, Tassha, Sado Is. Depth: 2 m
Environment: rock and sand bottom
Date: Oct, 2012 Photographer: Satoshi Awata
| Phylum | Echinodermata |
| Class | Echinoidea |
| Order | Spatangoida |
| Family | Brissidae |
(left) Habitat of B. agassizii Depth: 2 m, (right) Shell of B. agassizii
Photographer: Satoshi Awata