| Country: |
China
|
| Province: |
Guizhou
|
| Locality: |
Anshun, Jiaozushan
|
| Layer: | Changhsing Stage |
| Lower Boundary: |
Pseudotir./Pleuron.--Rotodiscoceras beds, 252 million years
|
| Upper Boundary: |
Rotodiscoceras top, 251.5 million years
|
| Georeference: |
Loading