A well-preserved lower jaw (mandible) of an ancient bison, Bison sp., from the Ice Age (Pleistocene epoch). Origin: Heilongjiang Province, Northeast China (Amur region). This specimen comes from the famous Mammoth fauna assemblage — the same Ice Age community as the woolly mammoth and woolly rhinoceros. Specimen details: Age: Pleistocene (Ice Age), tens of thousands of years old Size: approx. 45× 17 cm Weight: approx. 1200 g Material: fully fossilized bone Condition: Complete fossil mandible with several molars still in the jaw. The teeth show attractive blue-grey, dark and brown enamel with natural folded wear patterns. The bone has a natural pale-brown fossil patina. Sold as found — the jaw shows its original fossil condition, including natural wear and one partially missing tooth as visible in the photos; no restoration or repair. A clear display stand is included. A genuine, legally collected Ice Age fossil — an eye-catching, display-ready piece for natural-history collectors and fossil enthusiasts. Photos show the exact specimen on offer (item no. 067).