the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Sarcopterygii (class)
Tetrapoda (no rank)
Amniota (no rank)
Mammalia (class)
Eutheria (superorder)
Rodentia (order)
Sciurognathi (suborder)
Sciuridae (family)
Spermophilus (genus)
Spermophilus parryii (species)
Arctic ground squirrel (primary common name)
[show inferior taxa]