Casper Formation
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| Casper Formation | |
|---|---|
| Stratigraphic range: Permian | |
| File:Sandstones (Casper Formation, Middle Pennsylvanian to Lower Permian; near Ayres Natural Bridge, Wyoming, USA) 12 (49145110141).jpg Sandstones (Casper Formation) | |
| Type | Formation |
| Location | |
| Region | Wyoming |
| Country | United States |
The Casper Formation is a geologic formation in Wyoming, US. It preserves fossils dating back to the Pennsylvanian period.
See also
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References
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