| details |
Namurian A |
Namurian B |
USSR |
Dijkstra,S.J. et al. A monographic revision of Carboniferous megaspores with special consideration to South Limburg, (Netherlands). |
1946 |
| details |
Namurian A |
Namurian B |
Scotland |
Dijkstra,S.J. et al. A monographic revision of Carboniferous megaspores with special consideration to South Limburg, (Netherlands). |
1946 |
| details |
Nd |
|
Nd |
Winslow,M.R. Upper Mississippian and Pennsylvanian megaspores and other plant microfossils from Illinois. |
1959 |
| details |
Visean |
Namurian |
Poland |
Zoldani,Z. Megaspore studies. (In: The results of Kozlowa Gora borehole. A.Jachowicz et al, editors). |
1968 |
| details |
Visean |
Namurian |
Poland |
Jachowicz,A. Megaspore studies. (In: The results of Kozlowa Gora borehole. A.Jachowicz et al, editors). |
1968 |
| details |
Visean |
|
USSR(Ukrainian SSR) |
Ishchenko,A.M. et al. Megaspores of the Carboniferous age and their stratigraphic importance |
1962 |
| details |
Visean |
|
Scotland(E.Lothian) |
Spinner,E. Megaspore assemblages from Visean deposits at Dunbar, East Lothian, Scotland. |
1969 |
| details |
Visean |
|
USSR(Russian Platform) |
Pi©rart,P. Systematics, stratigraphic and geographic distribution of Carboniferous and Permian megaspores. |
1975 |