| details |
Orenburgian |
Tatarian |
USSR(WSL) |
Hart,G.F. Permian palynofloras and their bearing on Continental Drift. (In: Paleogeographic Provinces and Provinciality, Charles A. Ross, editor) |
1974 |
| details |
Early Permian |
|
USSR(Urals) |
Lyuber,A.A. Spore and pollen complexes. (In: Permian Systems. B.K.Likharev, editor) |
1966 |
| details |
Artinskian |
Kungurian |
USSR(Taymyr Nat.Okrug) |
Dibner,A.F. A correlation of sections of the Permian deposits of the Byirang Mountains, according to spore pollen data. (In: Collected Articles on Geology and Oil-Gas Formations of the Arctic. B.V.Tkachenko, editor) |
1962 |
| details |
Middle Visean |
Late Visean |
USSR(Ukrainian SSR) |
Teteryuk,V.K. Stratigraphic separation of Lower Carboniferous deposits of the western part of the Donbas by spores and pollen |
1960 |
| details |
Moscovian |
|
USSR(Ukrainian SSR) |
Ishchenko,A.M. Spore and pollen analysis of the Lower Carboniferous deposits of the Dnieper-Donets Basin. |
1958 |