| 
Country:
 | 
Indonesia 
 | 
| 
Province:
 | 
Irian Jaya 
 | 
| 
Locality:
 | 
Aifam River 
 | 
| 
Layer:
 | 
Aifat Form., mudston,concretions | 
| 
Lower Boundary:
 | 
Aktastinian--Baigendzhinian   [AKT--BAI], 282 million years
 
 | 
| 
Upper Boundary:
 | 
Artinskian/Baigendzh--Kungurian/Leonardi, 275.6 million years
 
 | 
| 
Georeference:
 | 
 |