| Park Shale | |
|---|---|
| Stratigraphic range: Cambrian | |
| Trace fossils from the Park Shale | |
| Type | Formation |
| Unit of | Gros Ventre Formation |
| Location | |
| Region | Wyoming |
| Country | United States |
The Park Shale is a geologic formation in Wyoming. It preserves fossils dating back to the Cambrian period.