LocNo: 7501early Artinskian
| Country: |
USA
|
| Province: |
Alaska
|
| Locality: |
Nabesna
|
| Layer: | early Artinskian |
| Lower Boundary: |
Sakmarian--Artinskian [SAK--ART], 284.4 million years
|
| Upper Boundary: |
Aktastinian--Baigendzhinian [AKT--BAI], 282 million years
|
| Georeference: |