| details |
Dinantian |
|
Poland |
Dijkstra,S.J. et al. A monographic revision of Carboniferous megaspores with special consideration to South Limburg, (Netherlands). |
1946 |
| original |
Carboniferous |
|
Poland |
Zerndt,J. Megaspores of the Polish Coal Basin. Part 2. the Marginal Group. |
1937 |
| details |
Early Namurian A |
|
Poland |
DybovЎ,S. Megaspore associations of the Ostrava-Karvina Carboniferous |
1960 |
| details |
Late Visean |
Late Namurian |
Poland |
Krawczynska-Grocholska,H. The Namurian of the Nowa Ruda Basin in the light of palynological studies. |
1960 |
| details |
Carboniferous |
|
Poland |
Spinner,E. Megaspore assemblages from Visean deposits at Dunbar, East Lothian, Scotland. |
1969 |
| details |
Nd |
|
Nd |
Winslow,M.R. Upper Mississippian and Pennsylvanian megaspores and other plant microfossils from Illinois. |
1959 |
| details |
Chesterian |
|
Illinois |
Kosanke,R.M. Mississippian-Pennsylvanian boundary in the United States based on palynomorphs. (In: Biostratigraphic data for a Mid-Carboniferous boundary. W.H.C.Ramsbottom et al.editors) |
1982 |
| details |
Early Tournaisian |
Namurian A |
Belgium |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |