Sphaerechinus granularis (Lamarck, 1816)

Classification

Biota [regio]
Animalia [regnum]
Echinodermata [phylum]
Echinoidea [classis]
Camarodonta [ordo]
Toxopneustidae [familia]
Sphaerechinus [genus]
Sphaerechinus granularis [species]