LocNo: 88Hannibal Shale
| Country: |
USA
|
| Province: |
Missouri, Monroe County
|
| Locality: |
Monroe City, 8 miles southwest of
|
| Layer: | Hannibal Shale |
| Lower Boundary: |
UMO Hannibal Shale base, 357.5 million years
|
| Upper Boundary: |
UMO Hannibal Shale top, 357 million years
|
| Georeference: |