Olbitherium is an extinct mammal of the order Perissodactyla (an early ancestor of modern-day horses, rhinos, and tapirs) from the early Eocene epoch of Shangdong, China.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0