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)
[hide inferior taxa]
Acipenser baerii (species)
Acipenser brevirostrum (species)
Acipenser gueldenstaedtii (species)
Acipenser medirostris (species)
Acipenser mikadoi (species)
Acipenser naccarii (species)
Acipenser nudiventris (species)
Acipenser ruthenus (species)
Acipenser sp. (species)
Acipenser stellatus (species)
Acipenser transmontanus (species)