LocNo: 7293Homoc.undulatum horizon, pl.B
| Country: |
France
|
| Province: |
Nord-Pas-de-Calais
|
| Locality: |
Valenciennes,Houillères
|
| Layer: | Homoc.undulatum horizon, pl.B |
| Lower Boundary: |
Arnsbergian--Chokierian [ARN--CHO], 319 million years
|
| Upper Boundary: |
Alportian--Kinderscoutian [ALP--KIN], 317 million years
|
| Georeference: |