| details |
Silurian |
|
USSR(Urals) |
Lagutenkova,N.S. et al. Separation of Lower Paleozoic deposits in the northeastern Perm District. (In: Voprosy biostratigrafii i Paleogeografii Neftegazonosnykh Oblastei SSSR.) |
1977 |
| details |
Silurian |
|
USSR(Buryat ASSR) |
Butov,Y.P. Certain problems of Pre-Mesozoic stratigraphy of the Sayan-Baikal Mountain Area. 1: Crysis of traditional stratigraphy. |
1985 |
| original |
Silurian |
Middle Devonian |
USSR(Urals) |
Chibrikova,E.V. Plant microfossils of the Southern Urals and Preurals (From Silurian and Devonian deposits). |
1972 |
| details |
Ordovician |
|
USSR(Buryat ASSR) |
Butov,Y.P. Some problems of Pre-Mesozoic stratigraphy of Savan-Baikal Mountain Region. 2. New data on the age of Pre-Mesozoic deposits. |
1986 |
| details |
Ordovician |
Early Eifelian |
USSR(Pre-Urals) |
Chibrikova,E.V. Stratigraphy of Devonian and older Paleozoic deposits of the Southern Urals and the Pre-Urals (According to plant Microfssils). |
1977 |
| details |
Ordovician |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. Stratigraphy of Devonian and older Paleozoic deposits of the Southern Urals and the Pre-Urals (According to plant Microfssils). |
1977 |
| details |
Late Silurian |
|
USSR(Mountain Altai) |
Kozlov,M.S. et al. Stratigraphy of the Upper Silurian Devonian and Lower Carboniferous deposits of Southwestern Altai |
1994 |
| details |
Gedinnian |
|
USSR(Ukrainian SSR) |
Burova,M.I. Lower Devonian microphytofossil assemblages of the Lvov Paleozoic Depression. |
1978 |
| original |
Gedinnian |
Siegenian |
USSR(Komi ASSR) |
Chibrikova,E.V. Plant microfossils from the Lower Devonian of the Western Slope of the Urals and Uralia |
1970 |
| details |
Gedinnian |
|
USSR(E.Kazakh Oblast) |
Grishina,T.S. et al. Comparative palynostratigraphy of Silurian and Lower Devonian deposits of the Zaisan Fold System. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Gedinnian |
|
USSR(W.Kazakh Kray) |
Grishina,T.S. et al. Comparative palynostratigraphy of Silurian and Lower Devonian deposits of the Zaysan Fold System. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Gedinnian |
|
USSR(Ukrainian SSR) |
Lomayeva,E.T. The Early Devonian microfossil assemblages from a core of the Kamensko-Bugskaya Well No.4 |
1976 |
| details |
Eifelian |
|
USSR(Kazakh SSR) |
Romanov,V.A. et al. On the age of the Volcanites of the Mugodzary Greenstone zone |
1980 |
| details |
Early Eifelian |
|
USSR(Urals) |
Batanova,G.P. et al. Paleontological basis and correlation of the Eifelian Stage of the Volgograd-Volgo Region. (In: The Present-Day Importance of Paleontology to Stratigraphy.) |
1982 |
| details |
Early Eifelian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. et al. Correlation and age of the lower horizons of the Devonian of the Western Slopes of the Southern Urals, Priuralia and the Kuznetskii Coal Basin according to plant microfossils. |
1971 |
| details |
Early Eifelian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. et al. Correlation and age of the lower horizons of the Devonian of the Western Slopes of the Southern Urals, Priuralia and the Kuznetskii Coal Basin according to plant microfossils. |
1971 |
| details |
Early Devonian |
|
USSR(Vologda) |
Nazarenko,A.M. et al. Stratigraphic subdivision of Pre-Upper Eifelian deposits of the Volga Region near Volgograd based on palynologic data |
1984 |