Aspen Shale
The Aspen Shale is a geologic formation in Wyoming, United States. It preserves fossils dating back to the Cretaceous period.
| Aspen Shale | |
|---|---|
| Stratigraphic range: Cretaceous | |
| Type | Formation |
| Location | |
| Region | Wyoming |
| Country | United States |
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved December 17, 2021.
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