| original |
Famennian |
|
USSR(Russian Platform) |
Kedo,G.I. et al. New species of spores from the Famennian deposits of the Pripyat' Basin, Central Regions of the Russian Platform, Volga-Urals Gas-bearing Province and Timan. (In: Palynology research in Byelorussia and other Regions of the USSR) |
1971 |
| original |
Early Famennian |
|
USSR(Urals) |
Chibrikova,E.V. Plant microfossils of the Southern Urals and Preurals (From Silurian and Devonian deposits). |
1972 |
| details |
Early Paleozoic |
|
Czechoslovakia |
Kinec,A. et al. On the problem of the stratigraphic Unit Hladomorna Dolina Group |
1981 |