| details |
Early Devonian |
|
USSR(Urals) |
Tsyganko,V.S. et al. Stratigraphy of the boundary deposits of the Late Silurian.Early Devonian. The Early Devonian Obinparmskii horizone. (In: Supporting sections of Silurian and Devonian boundary deposits of the Pripolar Urals. V.S.Tsyganko and V.A.Chermnykh, editors) |
1983 |
| details |
Eifelian |
|
USSR(Kazakh SSR) |
Romanov,V.A. et al. On the age of the Volcanites of the Mugodzary Greenstone zone |
1980 |
| details |
Early Devonian |
|
USSR(Urals) |
Pershina,A.I. et al. Silurian and Early Devonian boundary of the Urals the Devonian system. (In: Supporting sections of Silurian and Devonian boundary deposits of the Pripolar Urals. V.S.Tsyganko and V.A.Chermnykh, editors) |
1983 |
| 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 |
| 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 |
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 |
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(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 |
Early Devonian |
Eifelian |
USSR(Bashkir ASSR) |
Chibrikova,E.V. Plant microfossils from the Lower Devonian of the Western Slope of the Urals and Uralia |
1970 |
| 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 |
Early Devonian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. The Lower-Middle Devonian boundary on the Western Slopes of the Southern Urals based on the evidence of spore studies. (In: Problems of Stratigraphy of the Paleozoic (Devonian, Carboniferous). A.P.Rotai et al, editors) |
1978 |
| details |
Early Devonian |
|
USSR(Urals) |
Chibrikova,E.V. The Lower-Middle Devonian boundary on the Western Slopes of the Southern Urals based on the evidence of spore studies. (In: Problems of Stratigraphy of the Paleozoic (Devonian, Carboniferous). A.P.Rotai et al, editors) |
1978 |
| 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(Urals) |
Chibrikova,E.V. The Lower and Middle Devonian boundary of the Western Slope of the Southern Urals from a study of spores. (In: Problems of Stratigraphy of the Paleozoic (Devonian, Carboniferous). A.P.Rotai et al, editors) |
1978 |
| original |
Silurian |
Middle Devonian |
USSR(Urals) |
Chibrikova,E.V. Plant microfossils of the Southern Urals and Preurals (From Silurian and Devonian deposits). |
1972 |