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 baerii (species)
Acipenser baeri (alias)
[show inferior taxa]