| details |
Westphalian C |
|
W.Germany(N.Rhine) |
Potonie,R. et al. The sporae dispersae of the Ruhr Carboniferous, their morphography and stratigraphy with reviews of species of other areas. Part 1. |
1955 |
| details |
Early Namurian A |
|
Poland |
DybovЎ,S. Megaspore associations of the Ostrava-Karvina Carboniferous |
1960 |
| details |
Visean |
Moscovian |
USSR(Ukrainian SSR) |
Ishchenko,A.M. et al. Megaspores of the Carboniferous age and their stratigraphic importance |
1962 |
| details |
Late Westphalian B |
Westphalian C |
W.Germany(N.Rhine) |
Grebe,H. The distribution of spores in the Upper Westphalian B and the Westphalian C of the Carboniferous of the Ruhr Asin. |
1962 |
| details |
Nd |
|
Belgium |
Pi©rart,P. Synopsis of megaspores of the Belgian Westphalian |
1963 |
| 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 |
Nd |
|
Nd |
Spinner,E. Contribution on the megaspore genus Tuberculatisporites (Ibrahim)Potonie and Kremp,1954. |
1968 |
| 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 |
Namurian B |
Stephanian A |
Germany |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
| details |
Namurian B |
Stephanian A |
Netherlands |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
| details |
Namurian B |
Stephanian A |
France |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |