Classification
Animalia [kingdom]Arthropoda [phylum]
Crustacea [subphylum]
Malacostraca [class]
Decapoda [order]
Pleocyemata [suborder]
Thoracotremata [infraorder]
Grapsidoidea [superfamily]
Grapsidae [family]
Grapsinae [subfamily]
Grapsus [genus]
Grapsus tenuicrustatus [species]