| details |
Visean |
|
USSR(Kazakh SSR) |
Epifanov,B.P. Geologic relationships between the Lipetsy and Tula Iron Ore horizons. |
1957 |
| details |
Permian |
|
USSR(Taymyr Nat.Okrug) |
Dibner,A.F. Permian spore-pollen complexes of the Norilisk Region and the significance of their contemporary deposits. |
1967 |
| details |
Orenburgian |
Sakmarian |
USSR(Evenki Nat.Okrug) |
Hart,G.F. Permian palynofloras and their bearing on Continental Drift. (In: Paleogeographic Provinces and Provinciality, Charles A. Ross, editor) |
1974 |
| details |
Orenburgian |
Sakmarian |
USSR(Taymyr Nat.Okrug) |
Hart,G.F. Permian palynofloras and their bearing on Continental Drift. (In: Paleogeographic Provinces and Provinciality, Charles A. Ross, editor) |
1974 |