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