the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Actinopterygii (class)
Neopterygii (no rank)
Teleostei (no rank)
Cypriniformes (order)
Catostomidae (family)
suckers (common name)
[hide inferior taxa]
Catostomus clarki (species)
Catostomus commersoni (species)
Catostomus sp. (species)
Ictiobus bubalus (species)
Myxocyprinus asiaticus (species)