Petrolia Formation
The Petrolia Formation is a geologic formation in Texas. It preserves fossils dating back to the Permian period.
| Petrolia Formation Stratigraphic range: Permian | |
|---|---|
 Outcrops of the Petrolia Formation | |
| Type | Formation |
| Unit of | Wichita Group |
| Underlies | Waggoner Ranch Formation |
| Overlies | Nocona Formation |
| Location | |
| Region |  |
| Country |  |
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 31 July 2014. Retrieved 8 July 2014.
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