| details |
Nd |
|
Nd |
Winslow,M.R. Upper Mississippian and Pennsylvanian megaspores and other plant microfossils from Illinois. |
1959 |
| details |
Nd |
|
Nd |
Potonie,R. Fossil sporae in situ. Comparison with the sporae dispersae. Addition to the synopsis of the sporae in situ. |
1965 |
| details |
Carboniferous |
|
Michigan |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Westphalian B |
|
W.Germany(Rhineland) |
Moller,G.W. Microfloristic and micropetrographic investigation from the Middle Alsdorfer Beds, (Layer 10-17) of the Emil Mayrisch Ravine in Aachener Coal Seam. (In: The Geology of Northwestern German Coal Beds.) |
1966 |
| details |
Visean |
|
USSR(Ukrainian SSR) |
Ishchenko,A.M. et al. Megaspores of the Carboniferous age and their stratigraphic importance |
1962 |
| details |
Namurian A |
|
Poland |
Knafel,S. et al. Zones of megaspore changes in Namurian a of the north eastern part of the Upper Silesian Coal Basin. (In: Geological Research in the Silesian-Cracovian Region.) |
1979 |
| details |
Namurian B |
Early Westphalian A |
Poland |
Gгrecka,T. Stratigraphy of the Bialy Kamien Beds in the northwestern part of the Intra-Sudetic Trough on the Ground of palynological research. (In: Geological research in the Lower Silesian Region) |
1969 |
| details |
Early Namurian A |
|
Poland |
Jachowicz,A. Spore associations and stratigraphical position of Coal Seam at Kolzlowa Gora, (Upper Silesian Basin). |
1959 |
| 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 Carboniferous |
|
Poland |
Brzozowska,M. Megaspore analysis of rock samples of the Glogoc Zow IG-1 Borehole. |
1975 |
| details |
Westphalian A |
Westphalian B |
Michigan |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |