the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Actinopterygii (class)
Acipenseriformes (order)
Acipenseridae (family)
Acipenser (genus)
Acipenser sp. (species)
[show inferior taxa]