LocNo: 6554Viséan, early, unrecorded
| Country: |
Russian Federation
|
| Province: |
South Urals (undifferentiated)
|
| Locality: |
Usuili River, unrecorded
|
| Layer: | Viséan, early, unrecorded |
| Lower Boundary: |
Tournaisian--Visean [TOU--VIS], 345.3 million years
|
| Upper Boundary: |
DER Pe delta, nasutus Z. base [09.25], 334.5 million years
|
| Georeference: |