# Winfield Formation

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The **Winfield Formation** is a [geologic formation](/source/Formation_(geology)) in [Nebraska](/source/Nebraska). It preserves [fossils](/source/Fossils) dating back to the [Permian](/source/Permian) [period](/source/Period_(geology)).

## See also

- [List of fossiliferous stratigraphic units in Nebraska](/source/List_of_fossiliferous_stratigraphic_units_in_Nebraska)
- [Paleontology in Nebraska](/source/Paleontology_in_Nebraska)

## References

- ((Various Contributors to the Paleobiology Database)). ["Fossilworks: Gateway to the Paleobiology Database"](https://web.archive.org/web/20220819182839/https://www.fossilworks.org/). Archived from [the original](https://www.fossilworks.org/) on 19 August 2022. Retrieved 17 December 2021.

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Adapted from the Wikipedia article [Winfield Formation](https://en.wikipedia.org/wiki/Winfield_Formation) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Winfield_Formation?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.