Shell Rock Formation
Geologic formation in Iowa, United States.
The Shell Rock Formation is a geologic formation in Iowa. It preserves fossils dating back to the Devonian period.
| Shell Rock Formation | |
|---|---|
| Stratigraphic range: Devonian | |
| Type | Formation |
| Sub-units | Mason City Member |
| Location | |
| Region | Iowa |
| Country | United States |
See also
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References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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