| original |
Rhaetian |
|
USSR(Urals) |
Golubeva,L.P. Miospore complexes of Triassic deposits of the stratotype sections of the Bolshesenininsk Depression of the Cis-Urals Trough. (In: Stratigrafiya Triasa Urala i Predural'ya.Sbornik po Voprosam Stratigrafii. #27. V.I. Tuzhikova and G.N.Papulov, editor) |
1979 |
| original |
Kungurian |
|
USSR(Urals) |
Samoilovich,S.R. Pollen and spores of Permian deposits of Cherdyn and Aktyubinsk in the Lower Urals. (In: Palaeobotanical Symposium) |
1953 |
| 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 |
Middle Liassic |
Late Liassic |
USSR(Kirghiz SSR) |
Dubrovskaya,E.N. Spore pollen complexes of Lower Mesozoic deposits of some areas of the Issyk-Kul' Basin. (In: Mesozoic Oil and Gas bearing Regions of Central Asia. Biostratigraphy and Paleogeography. M.M.Aliev, editor) |
1967 |
| details |
Tatarian |
|
USSR(Kazakh SSR) |
Zamarenov,A.K. et al. The Upper Permian sediments of the eastern side of the Fore-Caspian Depression. |
1972 |
| details |
Early Permian |
|
USSR(Chelyabinskaya) |
Silina,Y.N. et al. Permian strata on the East Side of the Urals |
1962 |