Beartooth Butte Formation
| Beartooth Butte Formation | |
|---|---|
| Stratigraphic range: Lochkovian-Emsian ~ | |
| Fossil fish from the Beartooth Butte Formation | |
| Type | Formation | 
| Sub-units | Cottonwood Canyon Member | 
| Lithology | |
| Primary | Mudstone, sandstone | 
| Other | Shale, limestone | 
| Location | |
| Coordinates | 44°57′N 109°37′W / 44.950°N 109.617°W | 
| Approximate paleocoordinates | 28°12′S 47°06′W / 28.2°S 47.1°W | 
| Region | Wyoming | 
| Country | United States | 
| Type section | |
| Named for | Beartooth Butte | 
The Beartooth Butte Formation is a geologic formation in Wyoming. It preserves fossils dating back to the Devonian period.