Fossilized bat ID: 2156 | This file appears in: Fossil Butte The earliest known species of bat. Note the presence of a tail. | Creator: National Park Service | Source: "Onychonycteris finneyi (cast)." National Park Service. https://www.nps.gov/media/photo/gallery-item.htm?pg=1912551&id=2E7AA4E2-1DD8-B71B-0BE86821C83D8CA0&gid=F17B1C64-155D-451F-6765341D9B8E553F. Download Original File CreatorNational Park ServiceSource"Onychonycteris finneyi (cast)." National Park Service. https://www.nps.gov/media/photo/gallery-item.htm?pg=1912551&id=2E7AA4E2-1DD8-B71B-0BE86821C83D8CA0&gid=F17B1C64-155D-451F-6765341D9B8E553F. "Fossilized bat" appears in: Fossil Butte
