LocNo: 3233upper Pitkin Fm.
| Country: |
USA
|
| Province: |
Arkansas, Searcy Co.
|
| Locality: |
Marshall, 1.5 mls E of Leslie
|
| Layer: | upper Pitkin Fm. |
| Lower Boundary: |
UAR lower--upper Pitkin, 322.5 million years
|
| Upper Boundary: |
UAR Upper Pitkin--Imo Formation, 321 million years
|
| Georeference: |