| Casper Formation | |
|---|---|
| Stratigraphic range: Permian | |
_12_(49145110141).jpg.webp) Sandstones (Casper Formation) | |
| Type | Formation |
| Location | |
| Region | Wyoming |
| Country | United States |
_11_(49144682401).jpg.webp)
Ayres Natural Bridge, consisting of sandstones from the Casper Formation
The Casper Formation is a geologic formation in Wyoming, USA. It preserves fossils dating back to the Pennsylvanian period.
See also
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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