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)
Artiodactyla (order)
Ruminantia (suborder)
Bovidae (family)
Bovinae (subfamily)
Bos (genus)
Bos mutus (species)
wild yak (primary common name)
[show inferior taxa]