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)
Perissodactyla (order)
Equidae (family)
Equus (genus)
Hippotigris (subgenus)
Equus quagga (species)
[show inferior taxa]