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)
Carnivora (order)
Canidae (family)
Canis (genus)
Canis lupus (species)
gray wolf (primary common name)
[hide inferior taxa]
Canis lupus canadensis (subspecies)
Canis lupus laniger (subspecies)