| details |
Early Permian |
|
Gondwanaland |
Pant,D.D. The origin, rise and decline of Glossopteris flora; With notes on its palaeogeographical northern boundary and age. (In: Concepts, limits and extension of the Indian Gondwana. B.S.Venkatachala and H.K.Maheshwari, editors) |
1988 |
| original |
Early Namurian A |
|
Poland |
Jachowicz,A. Spore associations and stratigraphical position of Coal Seam at Kolzlowa Gora, (Upper Silesian Basin). |
1959 |
| details |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |