| Age | Permian |
|---|---|
| Region | Nebraska, Kansas, Oklahoma |
| Country | United States |
| Unitof | Chase Group |
| Subunits | Grant Shale Member |
The Winfield Formation is a geologic formation in Nebraska. It preserves fossils dating back to the Permian period.
See also
References
- ((Various Contributors to the Paleobiology Database)). "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 19 August 2022. Retrieved 17 December 2021.