Species
Bison antiquus Leidy, 1852
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Infraphylum | Gnathostomata |
| Superclass | Tetrapoda |
| Class | Mammalia |
| Order | Artiodactyla |
| Family | Bovidae |
| Subfamily | Bovinae |
| Genus | Bison |
| Species | antiquus |
| bonasus | |
| priscus |