Polecat Bench Formation
| Polecat Bench Formation | |
|---|---|
| Stratigraphic range: Thanetian-Ypresian (Late Paleocene-Early Eocene), ~ | |
| Type | Formation | 
| Unit of | Fort Union Formation | 
| Location | |
| Region | Montana, Wyoming | 
| Country | United States | 
The Polecat Bench Formation is a geologic formation in Montana. It preserves fossils dating back to the Paleogene period. The polyglyphanodontian lizard Chamops is known from this formation.