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)
Cetacea (order)
Odontoceti (suborder)
Physeteridae (family)
sperm whales (common name)
[hide inferior taxa]
Kogia simus (species)
Physeter catodon (species)