details |
Tournaisian |
Namurian |
USSR(Kazakh SSR) |
Lyuber,A.A. Atlas of spores and pollen of the Paleozoic deposits of Kazakhstan. |
1955 |
details |
Visean |
|
USSR(Kazakh SSR) |
Lyuber,A.A. Atlas of spores and pollen of the Paleozoic deposits of Kazakhstan. |
1955 |
details |
Early Famennian |
|
USSR(Urals) |
Pykhova,N.G. Results of palynological investigation of Carbonate Members of the Upper Devonian of Western Bashkiria and other Regions of the Russian Platform. (In: Scientific-Technical collection on Petroleum production) |
1968 |
details |
Famennian |
Early Tournaisian |
USSR(Bashkir ASSR) |
Pykhova,N.G. Results of palynological study of Carbonate Parts of the Upper Devonian Bashkiria and other Regions of the Russian Platform |
1968 |