| details |
Nd |
|
Nd |
Winslow,M.R. Upper Mississippian and Pennsylvanian megaspores and other plant microfossils from Illinois. |
1959 |
| details |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
| details |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
| details |
Nd |
|
Nd |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |
| details |
Early Visean |
Namurian A |
Poland |
Karczewska,J. Carboniferous spores from the Chelmi Boring (Eastern Poland). |
1967 |
| details |
Westphalian B |
|
W.Germany(N.Rhine) |
Loose,F. Spores of the Bismarck Seam, Ruhr area. |
1934 |
| details |
Permian |
|
Turkey |
Yahsiman,K. et al. Permian megaspores from Hazru (Diyarbakir). |
1959 |
| details |
Namurian A |
Danian |
Poland |
Karczewska,J. Megaspores of the Turma Zonales from the Carboniferous of Poland, (northern Poland). Part 1 |
1975 |
| details |
Westphalian C |
|
Germany(Rhineland) |
Ibrahim,A.C. Spore forms of the Agir horizon of the Ruhr Basin. |
1933 |