| details |
Early Kazanian |
|
USSR(Komi ASSR) |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |
| details |
Carnian |
|
USSR(Russian Platform) |
Varyukhina,L.M. Spores and pollen of the red-colored coal-bearing Permian and Triassic sediments of the northeastern part of European SSSR. |
1971 |
| details |
Asselian |
Artinskian |
USSR(Urals) |
Vyalukhin,G.I. On the age of deposits of the upper part of the Urtazymsk Suite (Southern Urals). (In: Upper Paleozoic Terrigenous Deposits of the Urals.) |
1970 |
| details |
Artinskian |
|
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 |
Artinskian |
Kazanian |
USSR(Pre-Urals) |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |