details |
Late Permian |
|
USSR(Taymyr Nat.Okrug) |
Gor,Y.G. et al. New data on the stratigraphy of Upper Paleozoic Coal deposits of the north-eastern part of the Norilsk Platform. |
1967 |
details |
Permian |
|
USSR(Evenki Nat.Okrug) |
Medvedeva,A.M. Stratigraphic subdivision of lower horizons of the Tunguska Series by spore-pollen analysis. |
1960 |
details |
Devonian |
|
USSR(Siberia) |
Khalfina,L.L. Biostratigraphy of the Paleozoic of the Sayano-Altay Mining District |
1960 |
details |
Givetian |
|
USSR(Far East) |
Tuzova,L.S. Stratigraphic significance of the Devonian spores and pollen of eastern Tartary |
1959 |
details |
Givetian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. Stratigraphy of Devonian and older Paleozoic deposits of the Southern Urals and the Pre-Urals (According to plant Microfssils). |
1977 |