| details |
Bashkirian |
|
Canada(Yukon) |
Bamber,E.W. et al. A summary of Carboniferous and Permian biostratigraphy, Northern Yukon Territory and Northwest District of MacKenzie. (In: Current research Part G, Frontier Geoscience Program, Arctic Canada) |
1989 |
| details |
Bashkirian |
|
Canada(NWT,Mackenzie) |
Bamber,E.W. et al. A summary of Carboniferous and Permian biostratigraphy, Northern Yukon Territory and Northwest District of MacKenzie. (In: Current research Part G, Frontier Geoscience Program, Arctic Canada) |
1989 |
| details |
Atokan |
Early Desmoinesian |
Illinois |
Peppers,R.A. Development of Coal-Forming floras during the Early Part of the Pennsylvanian in Theillinois Basin. |
1979 |
| details |
Atokan |
Desmoinesian |
Illinois |
Kosanke,R.M. Plant microfossils in correlation of Coal Beds. |
1947 |
| details |
Artinskian |
Kungurian |
South Africa |
Hart,G.F. Micropalaeontology of the Karroo deposits in South and Central Africa. |
1970 |
| details |
Aptian |
Albian |
USSR(Yakut ASSR) |
Boltenhagen,E. State of knowledge of Lower Cretaceous palynology |
1966 |
| details |
Aptian |
Albian |
USSR(Far East) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
| details |
Albian |
|
USSR(Kazakh SSR) |
Zagoruiko,V.A. et al. Stratigraphy of Cretaceous deposits of the Kyzylkum Depression |
1966 |