LocNo: 7690Tagnana Fa., lower Mb.
| Country: |
Algeria
|
| Province: |
Saoura Valley
|
| Locality: |
Béni Abbès,SW of
|
| Layer: | Tagnana Fa., lower Mb. |
| Lower Boundary: |
GBY E2a3--E2b1(Eu.yatesae--Cr.edalensis), 322.5 million years
|
| Upper Boundary: |
GBY E2b2--E2b3 (holmesi--Cr.nititoides), 321.5 million years
|
| Georeference: |