Stewartville Formation
The Stewartville Formation is a geologic formation in Iowa. It preserves fossils dating back to the Ordovician period.
| Stewartville Formation Stratigraphic range: Ordovician | |
|---|---|
| Type | Formation |
| Location | |
| Country | United States |
| Extent | Iowa and Minnesota |
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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