details |
Ludlovian |
Early Gedinnian |
France(Pas-de-Calais) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
details |
Late Tatarian |
|
USSR(Nenets Nat.Okrug) |
Hart,G.F. Permian palynofloras and their bearing on Continental Drift. (In: Paleogeographic Provinces and Provinciality, Charles A. Ross, editor) |
1974 |
details |
Devonian |
|
USSR(Yakut ASSR) |
Pashkevich,N.G. Coding of morphological characteristics of miospores of Devonian vegetation. |
1975 |
details |
Eifelian |
|
USSR(E.Kazakh Oblast) |
Chibrikova,E.V. et al. Stratigraphy and correlation of Lower and Middle Devonian deposits of the USSR based on palynological data. (Materials of the Palynological Colloquim Held in Ukhta, Oct.1973). (In: Geology and hydrocarbons of the North-East of the European part of the USSR) |
1977 |
details |
Late Emsian |
|
USSR(E.Kazakh Oblast) |
Dubatolov,V.N. et al. Description of Lower and Middle Devonian deposits. (In: Biostratigrafiya Nizhnego i Srednego Devona Rudnogo Altaya. N.P.Kulkov, editor) |
1980 |
details |
Emsian |
Eifelian |
Czechoslovakia |
Chibrikova,E.V. Lower-Middle Devonian boundary in Barrandian sequences on plant miospores. |
1982 |
details |
Late Famennian |
Early Tournaisian |
USSR(Altai Kray) |
Akimova,Y.L. New data on the age and structure of the Middle Paleozoic Tuff-Siliceous rocks in the Southern Altai. |
1984 |
details |
Ludlovian |
Siegenian |
USSR(Kazakh SSR) |
Kozlov,M.S. et al. Stratigraphic separation of Devonian deposits of the Berezovsk-Belousovsk Mining area |
1986 |
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 |