Bison (Bison), which first appeared towards the end of the Early Pleistocene, around 1.2 Ma, with early members of the subgenus including the widespread Bison schoetensacki.

The steppe bison (Bison priscus) first appeared during the mid-Middle Pleistocene in eastern Eurasia, and subsequently became widely distributed across Eurasia. During the late Middle Pleistocene, around 195,000-135,000 years ago, the steppe