| Country: |
USA
|
| Province: |
Texas, Coleman Co.
|
| Locality: |
Parks Mountain S end
|
| Layer: | Graham Fm., upper part |
| Lower Boundary: |
UTX lower--upper Graham Fm., 302 million years
|
| Upper Boundary: |
UTX Graham Fm. top, 301 million years
|
| Georeference: |
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