| details |
Tournaisian |
|
USSR(Kazakh SSR) |
Stanichnikova,M.S. et al. Palynological characteristics of Permian and Carboniferous deposits of the southeast part of the Pre-Caspian Basin. (In: Palynological studies (Collected Articles) |
1976 |
| details |
Permian |
|
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Sakmarian |
|
USSR(Krasnodar Kray) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Early Asselian |
|
USSR(Rostov) |
Inosova,K.I. et al. Miospores. (In: Key section of boundary Carboniferous and Permian Beds of the South of the eastern-European Platform, (Gzhelian and Asselian Stages, Skosyrskaya Borehole N4199) |
1983 |