| details |
Visean |
|
USSR(Urals) |
Burilova,R.V. et al. Spore-pollen assemblages. (In: Paleontological Atlas, Carboniferous Deposits of the Urals.) |
1975 |
| details |
Visean |
|
USSR(Urals) |
Burilova,R.V. Stratigraphy of the coal-bearing formations on the Western Slope of the Middle Urals. |
1971 |
| details |
Visean |
|
USSR(Urals) |
Burilova,R.V. et al. Spore-pollen assemblages. (In: Paleontological Atlas, Carboniferous Deposits of the Urals.) |
1975 |
| details |
Middle Visean |
|
USSR(Tatar ASSR) |
Bludorov,A.P. et al. Coal Measures of the Lower Carboniferous of Tatary |
1956 |
| details |
Early Carboniferous |
|
USSR(Udmurt ASSR) |
Bludorov,A.P. et al. The presence of Coal in the Lower Carboniferous of Southern Udmurtia. |
1961 |
| details |
Visean |
|
USSR(Bashkir ASSR) |
Bludorov,A.P. et al. Coal in the Lower Carboniferous of Northwestern Bashkiria |
1958 |
| details |
Middle Visean |
|
USSR(Ukrainian SSR) |
Biryulev,A.Y. et al. Basal Formations of the Middle Visean Substage in the Lvov-Volyn Basin |
1974 |
| details |
Visean |
|
USSR(Ukrainian SSR) |
Aseeva,E.A. et al. The palynological basis for the Paleozoic age of certain sections of the Ukrainiane dated as Early Precambrian. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Visean |
|
USSR(Kazakh SSR) |
Andreeva,E.M. Spore and pollen assemblages in Upper Proterozoic and Paleozoic deposits of some Regions of the USSR |
1962 |
| details |
Early Visean |
|
USSR(Urals) |
Ananiev,A.R. et al. Stratigraphy of the Coal-bearing Lower Carboniferous of the eastern Slope of the Urals. (In: Paleontological Characteristics of the Main Subdivisions of the Carboniferous.) |
1979 |
| details |
Middle Visean |
|
USSR(Kazakh SSR) |
Alekseeva,V.I. et al. New data on the Devonian and Carboniferous Deposi Ts of the Tereskan area of the South Emben Elevat Ion |
1978 |