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Geologic formation in Nebraska, US From Wikipedia, the free encyclopedia
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The Sappa Formation is a fossil bearing geologic formation in Nebraska.
See also
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
 | This article about a specific stratigraphic formation in Nebraska is a stub. You can help Wikipedia by expanding it. |
 | This article related to the Cretaceous period is a stub. You can help Wikipedia by expanding it. |
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