The Fort Atkinson Formation is a geologic formation in Wisconsin. It preserves fossils dating back to the Ordovician period.
| Fort Atkinson Formation | |
|---|---|
| Stratigraphic range: Ordovician | |
 Rock sample from the Fort Atkinson Formation | |
| Type | Formation |
| Unit of | Maquoketa Group |
| Location | |
| Region |  Wisconsin |
| Country |  United States |
See also edit
References edit
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 25 March 2022. Retrieved 17 December 2021.
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