details |
Late Visean |
Namurian A |
Nd |
DybovЎ,S. et al. The megaspores with a Corona of the Carboniferous. (In: General Problems of the Carboniferous Stratigraphy) |
1978 |
details |
Early Namurian A |
|
Poland |
DybovЎ,S. Megaspore associations of the Ostrava-Karvina Carboniferous |
1960 |
details |
Westphalian B |
Westphalian C |
Poland |
Dembowski,Z. et al. Redeposited coal fragments and pebbles in the sandstones of the Orzesze and Laziska Beds in the MiedzyrzeczeIg 2 borehole |
1964 |
details |
Middle Pennsylvanian |
|
Poland |
Brzozowska,M. Megaspore study. (In: The Results of Borek Szlachecki Bore-Hole. S.Alexandrowicz et al, editor). |
1968 |
details |
Early Carboniferous |
|
Poland |
Brzozowska,M. Megaspore analysis of rock samples of the Glogoc Zow IG-1 Borehole. |
1975 |
details |
Late Campanian |
Maastrichtian |
Canada(NWT,Mackenzie) |
Brideaux,W.W. et al. Biostratigraphic determinations from the subsurface of the District of Franklin and MacKenzie and the Yukon Teritory |
1976 |
details |
Early Tournaisian |
Namurian B |
Czechoslovakia |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
details |
Early Tournaisian |
Namurian B |
Poland |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
details |
Early Tournaisian |
Namurian B |
Germany |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |