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)
Sauropsida (no rank)
Sauria (no rank)
Archosauria (no rank)
Aves (class)
Neognathae (superorder)
Procellariiformes (order)
Procellariidae (family)
Calonectris leucomelas (species)
[show inferior taxa]