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 |
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 |
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 |
Silurian |
Gedinnian |
USSR(Altai Kray) |
Koksharov,V.A. et al. Biostratigraphy and correlation of sections of Devonian deposits from the Leninoyorsk Graben in Rudnyi Altai |
1981 |
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 |
details |
Gedinnian |
Emsian |
Czechoslovakia |
Ivanicka,J. et al. Results of biostratigraphical study in part of Gelnica Group. |
1989 |
details |
Emsian |
Eifelian |
Czechoslovakia |
Chibrikova,E.V. Lower-Middle Devonian boundary in Barrandian sequences on plant miospores. |
1982 |
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 |
details |
Emsian |
Eifelian |
USSR(Kazakh SSR) |
Kozlov,M.S. et al. Stratigraphic separation of Devonian deposits of the Berezovsk-Belousovsk Mining area |
1986 |
details |
Early Devonian |
Eifelian |
USSR(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 |
Gedinnian |
Early Emsian |
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 |
Siegenian |
Early Emsian |
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 |
Early Emsian |
USSR(Latvian SSR) |
Kedo,G.I. Lower Devonian plant microfossils of the Western East-European Platform |
1978 |
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 |
Early Devonian |
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 Devonian |
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 |