details |
Early Triassic |
|
USSR(Komi ASSR) |
Chalyshev,V.I. et al. Biostratigraphy of the Triassic of the Pechorsk District. |
1966 |
details |
Kazanian |
|
USSR(Arkhangelsk Oblast) |
Molin,V.A. Kazanian Stage |
1969 |
details |
Kazanian |
|
USSR(Arkhangelsk Oblast) |
Molin,V.A. Kazanian Stage |
1969 |
details |
Early Triassic |
|
USSR(Kazakh SSR) |
Kyunttsel,M.K. Palynological characteristics of Upper Permian and Lower Triassic sediments in Vetluga Basin and Volga-Unzha interfluve within boundaries of Kostromia Province |
1965 |
details |
Late Permian |
|
USSR(Kazakh SSR) |
Kyunttsel,M.K. Palynological characteristics of Upper Permian and Lower Triassic sediments in Vetluga Basin and Volga-Unzha interfluve within boundaries of Kostromia Province |
1965 |
details |
Early Permian |
|
USSR(Russian Platform) |
Andreeva,E.M. Spore and pollen assemblages in Upper Proterozoic and Paleozoic deposits of some Regions of the USSR |
1962 |
details |
Early Triassic |
|
USSR(Arkhangelsk Oblast) |
Molin,V.A. Vetluzhsk series |
1969 |
details |
Kazanian |
|
USSR(Arkhangelsk Oblast) |
Plotnikov,M.A. Tatarian Stage |
1969 |
details |
Kazanian |
|
USSR(Arkhangelsk Oblast) |
Plotnikov,M.A. Tatarian Stage |
1969 |
details |
Kazanian |
|
USSR(Arkhangelsk Oblast) |
Plotnikov,M.A. Tatarian Stage |
1969 |
details |
Kazanian |
|
USSR(Arkhangelsk Oblast) |
Plotnikov,M.A. Tatarian Stage |
1969 |
details |
Tatarian |
|
USSR(Arkhangelsk Oblast) |
Plotnikov,M.A. Tatarian Stage |
1969 |
details |
Tatarian |
|
USSR(Arkhangelsk Oblast) |
Plotnikov,M.A. Tatarian Stage |
1969 |
details |
Tatarian |
|
USSR(Arkhangelsk Oblast) |
Plotnikov,M.A. Tatarian Stage |
1969 |
details |
Tatarian |
|
USSR(Arkhangelsk Oblast) |
Plotnikov,M.A. Tatarian Stage |
1969 |
details |
Kungurian |
|
USSR(European) |
Hart,G.F. Palynology of the Permian Period. (In: Aspects of Palynology. R.H. Tschudy and R.A. Scott, editors) |
1969 |
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 |