the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Arthropoda (phylum)
Crustacea (subphylum)
Malacostraca (subclass)
Eucarida (infraclass)
Decapoda (order)
Pleocyemata (suborder)
Brachyura (superfamily)
Cancridae (family)
Cancer (genus)
[hide inferior taxa]
Cancer borealis (species)
Cancer magister (species)
Cancer pagurus (species)
Cancer productus (species)