details |
Tournaisian |
Namurian |
USSR(Evenki Nat.Okrug) |
Medvedeva,A.M. Stratigraphic subdivision of lower horizons of the Tunguska Series by spore-pollen analysis. |
1960 |
details |
Permian |
|
USSR(Evenki Nat.Okrug) |
Medvedeva,A.M. Stratigraphic subdivision of lower horizons of the Tunguska Series by spore-pollen analysis. |
1960 |
details |
Orenburgian |
Kungurian |
USSR(Far East) |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |
details |
Westphalian C |
Stephanian |
USSR(Rostov) |
Egorov,A.I. et al. Spores and pollen of Middle Carboniferous deposits of the Don Basin. |
1971 |
details |
Late Permian |
|
USSR(Krasnoyarsk Kray) |
Orlova,E.F. et al. Upper Permian and Triassic stratigraphy of rocks from the southeast part of the Tungussian Syneclise. |
1974 |
details |
Early Permian |
|
USSR(Krasnoyarsk Kray) |
Anuchkina,N.P. et al. Division of Coal-bearing deposits at the north-eastern Slope of Tungus Syncline |
1975 |