| details |
Nd |
|
Nd |
Loboziak,S. The micro and megaspores of the western part of the northern Coal Basin of France. |
1971 |
| details |
Late Carboniferous |
|
USSR(Kazakh SSR) |
Oshurkova,M.V. Megaspores from the Upper coal strata of the Karaganda. (In: Problems on the Geology of Coal) |
1962 |
| details |
Westphalian B |
Westphalian C |
Belgium |
Pi©rart,P. Megaspores in some Wesphalien B and C Coal Beds of Limbourg Meuse Coal Mines. |
1955 |
| details |
Late Westphalian C |
|
Belgium |
Pi©rart,P. Preliminary note on the megaspores of the Upper Westphalian C in the Belgian Campine. |
1957 |
| details |
Westphalian B |
Westphalian C |
Germany |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |
| details |
Nd |
|
Nd |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |
| details |
Westphalian A |
Westphalian B |
Scotland(Ayr) |
Sen,J. The megaspores of the Ayrshire Coalfield and their stratigraphic value. |
1964 |
| details |
Namurian A |
|
Scotland(Ayr) |
Sen,J. The megaspores of the Ayrshire Coalfield and their stratigraphic value. |
1964 |
| details |
Visean |
|
Scotland(E.Lothian) |
Spinner,E. Megaspore assemblages from Visean deposits at Dunbar, East Lothian, Scotland. |
1969 |
| details |
Middle Pennsylvanian |
|
Illinois |
Winslow,M.R. Upper Mississippian and Pennsylvanian megaspores and other plant microfossils from Illinois. |
1959 |
| details |
Dinantian |
Namurian B |
Poland |
Zoldani,Z. Megaspores from the north-eastern part of the Upper Silesian Coal Basin. (In: Contributions to the Geology of the Silesian and Cracovian Regions.) |
1960 |