Grand Tower Limestone
| Grand Tower Limestone | |
|---|---|
| Stratigraphic range: Devonian | |
| Type | Formation |
| Location | |
| Region |  Illinois |
| Country |  United States |
The Grand Tower Limestone is a geologic formation in Illinois. It preserves fossils dating back to the Devonian period.
See also
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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