Classification
Animalia [kingdom]Arthropoda [phylum]
Crustacea [subphylum]
Malacostraca [class]
Eumalacostraca [subclass]
Eucarida [superorder]
Decapoda [order]
Pleocyemata [suborder]
Brachyura [infraorder]
Portunidae [family]
Carcininae [subfamily]
Xaiva [genus]
Xaiva biguttata [species]