| original |
Tournaisian |
|
USSR(Kalinin) |
Yushko,L.A. New species of microspores from Cherepetsk deposit of the Tournaisian Stage from the Moscow Basin. (In: Data on geology and useful minerals of the central regions of the European part of the USSR.) |
1960 |
| details |
Tournaisian |
|
USSR(Permsk Oblast) |
Byvsheva,T.V. New species of spores in Lower Carboniferous deposits of the Volgo-Ural Area. (In: Palynology and Stratigraphy of the Paleozoic, Mesozoic and Paleogene of the European Part of the USSR and Central Asia) |
1971 |
| details |
Late Tournaisian |
|
USSR(Russian Platform) |
Byvsheva,T.V. Palynological description and stratigraphy of the Tournaisian and Lower and Middle Visean deposits of the eastern Regions of the Russian Platform. |
1971 |
| details |
Early Visean |
|
USSR(Permsk Oblast) |
Burilova,R.V. Stratigraphy of Visean terrigenous deposits of the Southern Part of the Kizelov Region. (In: Type sections of the Carboniferous of the Urals.) |
1979 |