details |
Permian |
|
USSR(Evenki Nat.Okrug) |
Medvedeva,A.M. Stratigraphic subdivision of lower horizons of the Tunguska Series by spore-pollen analysis. |
1960 |
details |
Middle Kazanian |
Late Kazanian |
USSR(Far East) |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |
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 |
Middle Carboniferous |
Late Carboniferous |
USSR(Krasnoyarsk Kray) |
Anuchkina,N.P. et al. Division of Coal-bearing deposits at the north-eastern Slope of Tungus Syncline |
1975 |
details |
Permian |
|
USSR(Yakut ASSR) |
Petrova,E.K. Method of morphological tabulation of the Permian miospores Infraturmae Apiculati (Bennie et Kidston, 1886) R. Potone et Kremp, 1954. |
1975 |