| details |
Early Devonian |
Early Eifelian |
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 |
Early Eifelian |
|
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 Frasnian |
Early Carboniferous |
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 |
Gedinnian |
|
USSR(Ukrainian SSR) |
Burova,M.I. Lower Devonian microphytofossil assemblages of the Lvov Paleozoic Depression. |
1978 |
| 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 Devonian |
Middle Devonian |
USSR(European) |
Kedo,G.I. et al. Spores. (In: Colloquia on the fauna and flora of the Lower and Middle Devonian boundary Layers in the USSR.) |
1978 |
| 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 |
| details |
Late Gedinnian |
Siegenian |
USSR(Tyumenskaya Oblast) |
Spasskiy,N.Y. Spores: Gedinian to Early Eifelian, Late Middle Devonian boundary at the Base of Takada, Salairka and Pyarnees species list. (In: A Colloquia on the fauna and flora of Lower to Middle Devonian horizons of USSR) |
1978 |
| details |
Late Gedinnian |
Siegenian |
USSR(Estonian SSR) |
Spasskiy,N.Y. Spores: Gedinian to Early Eifelian, Late Middle Devonian boundary at the Base of Takada, Salairka and Pyarnees species list. (In: A Colloquia on the fauna and flora of Lower to Middle Devonian horizons of USSR) |
1978 |
| details |
Emsian |
Eifelian |
Czechoslovakia |
Chibrikova,E.V. Lower-Middle Devonian boundary in Barrandian sequences on plant miospores. |
1982 |
| details |
Late Gothlandian |
Early Devonian |
Czechoslovakia |
Parsikova,M. et al. Palynological evaluation of samples from Hrelikov Potok and Kotlinee localities, Lower Paleozoic of the Gemeric Unit. |
1983 |
| details |
Ordovician |
Silurian |
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 |
Siegenian |
Emsian |
Czechoslovakia |
SnopkovŠ,P. The influence of epimetamorphosis on the preservation of palynomorphs in the Drnava Formation of the Gelnica Group in the Spissko-Gemerke Ore Mountains |
1984 |
| original |
Tournaisian |
|
USSR(Russian Platform) |
Byvsheva,T.V. Spores of the Tournaisian and Visean deposits around the Russian Platform. (In: Atlas of Spores and Pollen of Oil and Gas Bearing Deposits of the Russian and Turonskoi Platform. V.V.Menner and T.V.Byvsheva, editors) |
1985 |
| details |
Artinskian |
|
USSR(Kazakh SSR) |
Medvedeva,A.M. et al. Direct evidence for vertical oil migration in the eastern Precaspian. |
1993 |