| original |
Namurian A |
Westphalian D |
Poland |
DybovЎ,S. et al. Microspores of the Upper Silesian Coal Measures. |
1957 |
| details |
Namurian A |
Westphalian D |
Poland |
DybovЎ,S. et al. Microspore zones in Upper Silesian productive Carboniferous. |
1957 |
| original |
Namurian A |
Westphalian C |
Poland |
DybovЎ,S. et al. Microspores of the Upper Silesian Coal Measures. |
1957 |
| original |
Namurian B |
Westphalian C |
Poland |
DybovЎ,S. et al. Microspores of the Upper Silesian Coal Measures. |
1957 |
| details |
Namurian A |
Westphalian C |
Poland |
DybovЎ,S. et al. Microspore zones in Upper Silesian productive Carboniferous. |
1957 |
| details |
Namurian A |
Westphalian C |
Poland |
DybovЎ,S. et al. Microspore zones in Upper Silesian productive Carboniferous. |
1957 |
| 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 |
Westphalian A |
Westphalian B |
Czechoslovakia |
Jachowicz,A. Boundary between Ruda and Orzesze Beds in "Silesia" Coal Mine in view of microspore investigations, (Upper Silesia). (In: Contributions to the Geology of the Silesian and Cracovian Regions.) |
1957 |
| details |
Namurian C |
Westphalian B |
Poland |
Karczewska,J. Carboniferous spores from the Chelmi Boring (Eastern Poland). |
1967 |
| details |
Westphalian A |
Westphalian B |
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 |
Namurian C |
Westphalian A |
Poland |
Karczewska,J. Carboniferous spores from the Chelmi Boring (Eastern Poland). |
1967 |
| details |
Early Namurian |
Westphalian |
Germany |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |
| original |
Stephanian B |
Stephanian C |
USA |
Clendening,J.A. Sporological evidence on the geological age of the Dunkard strata in the Appalachian Basin. |
1970 |
| details |
Westphalian D |
Namurian A |
Poland |
DybovЎ,S. et al. Microspore zones in Upper Silesian productive Carboniferous. |
1957 |
| details |
Visean |
Moscovian |
USSR(Ukrainian SSR) |
Ishchenko,A.M. et al. Megaspores of the Carboniferous age and their stratigraphic importance |
1962 |
| details |
Late Namurian A |
Early Westphalian B |
Czechoslovakia |
DybovЎ,S. et al. Microspore-Zones of the Carboniferous of the Ostrava-Karvina Region |
1957 |
| 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 |