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)
Mysticeti (suborder)
Balaenopteridae (family)
Balaenoptera (genus)
Balaenoptera sp. (species)
[hide inferior taxa]