| details |
Late Pottsville |
|
Kentucky |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
| details |
Late Pennsylvanian |
Late Pennsylvanian |
Illinois |
Winslow,M.R. Upper Mississippian and Pennsylvanian megaspores and other plant microfossils from Illinois. |
1959 |
| details |
Late Pennsylvanian |
|
Illinois |
Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky |
1961 |
| details |
Late Pennsylvanian |
|
Kentucky |
Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky |
1961 |
| 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 |
Late Carboniferous |
|
W.Germany(N.Rhine) |
Stach,E. et al. Spores in the Flame, Gasflame and Gascoal of the Ruhr Coal. |
1931 |
| details |
Late Carboniferous |
|
England |
Chaloner,W.G. On the megaspores of Sigillaria |
1953 |
| details |
Late Carboniferous |
|
North America |
Chaloner,W.G. On the megaspores of Sigillaria |
1953 |
| details |
Late Carboniferous |
|
France(Rhin,Bas) |
Lachkar,G. Megaspores of the Saar-Lorraine Coal Basin. a systematic study and statistical application to the Upper Carboniferous stratigraphy. |
1975 |
| details |
Late Carboniferous |
|
W.Germany(Saarland) |
Lachkar,G. Megaspores of the Saar-Lorraine Coal Basin. a systematic study and statistical application to the Upper Carboniferous stratigraphy. |
1975 |
| details |
Early Pennsylvanian |
|
Indiana |
Wood,J.M. The morphology and relationships of Sigillarian fructifications from the Lower Pennsylvanian of Indiana. |
1957 |
| details |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
| details |
Carboniferous |
Permian |
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Note on palynological research in the Permo-Carboniferous Basins of Bohemia. |
1955 |
| details |
Carboniferous |
|
Poland |
Zerndt,J. Megaspores of the Zwickau and Lugau-Oelsnitz Carboniferous. |
1932 |
| details |
Carboniferous |
|
Nd |
Potonie,R. On the paleobiology of the Carboniferous plant world. Ecological evidence of the Coal flora on the Coal Biogeny. |
1953 |
| details |
Carboniferous |
Permian |
Gondwanaland |
Pi©rart,P. Some remarks concerning the megaspores of Gondwana. |
1978 |
| details |
Bashkirian |
Moscovian |
USSR(Ukrainian SSR) |
Ishchenko,A.M. et al. Megaspores of the Carboniferous age and their stratigraphic importance |
1962 |