LocNo: 4323St. Louis stage
| Country: |
USA
|
| Province: |
Illinois, Monroe Co.
|
| Locality: |
Monroe City
|
| Layer: | St. Louis stage |
| Lower Boundary: |
UIL Ste. Genevieve base, 332 million years
|
| Upper Boundary: |
UIL Ste. Genevieve top, 328 million years
|
| Georeference: |