Check the listing for details. Fossilized Bison Bone. Condition: New. Listed at 15.00 USD. The product is a fossilized bison bone, which is a collectible item that holds historical and geological significance. This piece of vertebrate mammals past is preserved through the process of fossilization, providing a glimpse into the prehistoric world. Bison bones can be found in various locations, adding to their uniqueness and value for collectors and enthusiasts of rocks, fossils, and minerals. Found in south Texas.