| details |
Early Triassic |
|
USSR(Arkhangelsk Oblast) |
Molin,V.A. Vetluzhsk series |
1969 |
| details |
Early Wolfcampian |
Kazanian |
USSR(Urals) |
Dyupina,G.V. Lower Permian spore-pollen complexes from the Middle Urals. |
1974 |
| details |
Induan |
|
USSR(Komi ASSR) |
Chalyshev,V.I. et al. The boundary of the Permian and Triassic in the Red-Colored deposits of northern Priural |
1965 |
| details |
Jurassic |
|
USSR(Kazakh SSR) |
Medvedeva,A.M. et al. Direct evidence for vertical oil migration in the eastern Precaspian. |
1993 |
| details |
Kazanian |
|
USSR(Arkhangelsk Oblast) |
Molin,V.A. Kazanian Stage |
1969 |
| details |
Kazanian |
|
USSR(Arkhangelsk Oblast) |
Plotnikov,M.A. Tatarian Stage |
1969 |
| details |
Kazanian |
|
USSR(Kazakh SSR) |
Ditmar,V.I. et al. Permian Evaporites in Southwest Central Kazakhstan |
1964 |
| details |
Kungurian |
|
USSR(Kazakh SSR) |
Zhuravlev,V.S. et al. Kazanian Salt-bearing deposits in the eastern part of the Pre-Caspian Depression and its northern Surroundings |
1972 |
| details |
Kungurian |
Ufimian |
USSR(Permsk Oblast) |
Sivertseva,I.A. The spore-pollen complexes of the Kungurian and Ufimian Stages of the Solikamian Region |
1969 |
| details |
Kungurian |
Ufimian |
USSR(Permsk Oblast) |
Sivertseva,I.A. et al. Spore and pollen complexes of some Permian horizons of Upper Petchora Depression |
1972 |
| details |
Kungurian |
|
USSR(Kazakh SSR) |
Bulekbaev,S.E. et al. Carboniferous and Permian deposits in the eastern part of the Pre-Kaspian Depression |
1967 |
| details |
Kungurian |
|
USSR(Orenburg) |
Markina,N.N. Pollen and spores of Lower Permian Halogen Formations of western and northern border zones of the PreCaspian Basin and their stratigraphic significance. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Kungurian |
|
USSR(Komi ASSR) |
Chalyshev,V.I. et al. The boundary of the Permian and Triassic in the Red-Colored deposits of northern Priural |
1965 |
| details |
Kungurian |
|
USSR(Pre-Urals) |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |
| details |
Kungurian |
|
USSR(Urals) |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |
| details |
Kungurian |
|
USSR(Kazakh SSR) |
Efremova,G.D. A spore-pollen assemblage as found in the Kungurian deposits of the Western Primugodzhare. (In: Fossil Spores and Pollen of Plants and their Significance for their Stratigraphic Subdivivision of Oil and Gas Bearing Series of Precambrian, Paleozoic and Mesozoic rocks in the European and Central Asian Regions of the USSR. S.V.Semikhatovoi, V.P.Grichuka, and K.A.Bolkhovitina, editors) |
1967 |
| details |
Kungurian |
Kazanian |
USSR(Kazakh SSR) |
Ditmar,V.I. et al. Permian Evaporites in Southwest Central Kazakhstan |
1964 |