| details |
Wolfcampian |
|
Kansas |
Barker,G.W. Pollen and spores from the Lower Permian (Gearyan) of Kansas, USA. |
1988 |
| details |
Early Permian |
Ufimian |
Australia(NSW) |
Helby,R.J. et al. The age of the Permian sequence in the Stroud-Gloucester Trough |
1986 |
| details |
Late Carboniferous |
Early Permian |
USSR(Ukrainian SSR) |
Inosova,K.I. et al. Basic Stages of variation in spore-pollen I composition in the Upper Carboniferous and Lower Permian of Donbas. (In: Carboniferous Stratigraphy Problems. S.V. Semichatova, editor) |
1970 |
| details |
Early Permian |
|
USSR(Ukrainian SSR) |
Inosova,K.I. et al. Basic Stages of variation in spore-pollen I composition in the Upper Carboniferous and Lower Permian of Donbas. (In: Carboniferous Stratigraphy Problems. S.V. Semichatova, editor) |
1970 |
| details |
Moscovian |
Sakmarian |
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 |
Moscovian |
Sakmarian |
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 |
Late Westphalian B |
Westphalian C |
Netherlands |
de Laar,J.G.M. Van et al. On-Shore Carboniferous palynology of the Netherlands |
1989 |