| details |
Visean |
|
Wales(Caernarvonshire) |
Hibbert,F.A. et al. Miospores from the Lower Carboniferous Basement Beds in the Menai Straits of Caenarvonshire, North Wales. |
1969 |
| details |
Early Namurian |
|
England(Westmorland) |
Clayton,G. et al. Carboniferous miospores of Western Europe |
1977 |
| details |
Stephanian |
|
Poland |
Karnkowski,P.H. et al. Some remarks on the basement of the Permian in the Wielkopolska Region. |
1982 |
| details |
Namurian A |
|
Europe |
Butterworth,M.A. Upper Carboniferous. (In: Pollen and Spore Biostratigraphy of the Phanerozoic in Northwest Europe) |
1984 |