| details |
Namurian A |
|
Poland |
Horst,U. The sporae dispersae of the Namurian from Western Upper Silesia and Mahrisch-Ostrau. Stratigraphic comparison of these areas spore diagnosis. |
1955 |
| details |
Westphalian A |
|
Poland |
Horst,U. The sporae dispersae of the Namurian from Western Upper Silesia and Mahrisch-Ostrau. Stratigraphic comparison of these areas spore diagnosis. |
1955 |
| details |
Namurian A |
Namurian B |
E.Germany |
Horst,U. The sporae dispersae of the Namurian from Western Upper Silesia and Mahrisch-Ostrau. Stratigraphic comparison of these areas spore diagnosis. |
1955 |
| details |
Late Carboniferous |
|
W.Germany(N.Rhine) |
Potonie,R. et al. The genera of Paleozoic sporae dispersae and their stratigraphy. |
1954 |