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)
[hide inferior taxa]
Balaenoptera acutorostrata (species)
Balaenoptera borealis (species)
Balaenoptera edeni (species)
Balaenoptera musculus (species)
Balaenoptera physalus (species)
Balaenoptera sp. (species)