| original |
Early Visean |
|
USSR(Belorussian SSR) |
Kedo,G.I. Spores of the Lower Carboniferous of the Pripyat Trough, (Yasmopolyanskii Substage). (In: Paleontology and Stratigraphy of the BSSR) |
1966 |
| details |
Famennian |
|
USSR(Kazakh SSR) |
Gadzhi,D.N. et al. The stratigraphy of the Devonian Auriferous strata the Nikolayeva Ore Field |
1973 |
| details |
Tournaisian |
|
USSR(Belorussian SSR) |
Kedo,G.I. Spore-pollen complexes of the Paleozoic deposits of Byelorussia. |
1960 |
| details |
Early Givetian |
Late Frasnian |
USSR(Ukrainian SSR) |
Sorokina,N.L. Palynological characteristics of Devonian deposits discovered in borehole 4-R in Bila-Tserkvastructure of the Dnieper-Dnets Depression. |
1967 |