| details |
Tatarian |
|
USSR(Nenets Nat.Okrug) |
Molin,V.A. Spore-pollen assemblages of Permian deposits of the Kanin Peninsula |
1961 |
| details |
Late Permian |
|
USSR(Permsk Oblast) |
Zauer,V.V. The Late Permian flora of the Solikamsk area (According to data from spore-pollen analysis). |
1960 |
| details |
Early Permian |
|
USSR(Urals) |
Abramova,S.A. et al. Palynological investigations of Upper Kama's potassium deposits, underlying Kungurian Salt Layers. |
1960 |
| details |
Early Kazanian |
|
USSR(European) |
Zoricheva,A.I. et al. Spore-pollen complexes of Upper Permian deposits of various Regions of the North of the European part of the USSR. |
1954 |