the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Arthropoda (phylum)
Crustacea (subphylum)
Malacostraca (subclass)
Eucarida (infraclass)
Decapoda (order)
Pleocyemata (suborder)
Brachyura (superfamily)
Portunidae (family)
Carcinus maenas (species)
green crab (common name)
[show inferior taxa]