LocNo: 915lower Conewangom,unrecognized
| Country: |
USA
|
| Province: |
Pennsylvania, Erie Co.
|
| Locality: |
Howard Quarry
|
| Layer: | lower Conewangom,unrecognized |
| Lower Boundary: |
UD3B--UD3C:(delphinus Zone base) [14,55], 368 million years
|
| Upper Boundary: |
UD4A--UD4B: dunkeri Zone base [15,55], 366.8 million years
|
| Georeference: |