| details |
Early Visean |
|
USSR(Ukrainian SSR) |
Teteryuk,V.K. Stratigraphic separation of Lower Carboniferous deposits of the western part of the Donbas by spores and pollen |
1960 |
| details |
Early Visean |
|
USSR(Moscow Basin) |
Umnova,N.I. et al. On Malinovsky deposits of Lower Carboniferous age on the Southern Limb of Moscow Basin |
1962 |
| details |
Early Visean |
|
USSR(Urals) |
Bludorova,E.A. The role of the paleopalynological method in solving the problem of the borderline between the Tournaisian and Visean Stages in the Volga-Urals Region. (In: Paleopalynoligical Method Applied in Stratigraphy. S.R.Samoilovich, editor) |
1968 |
| details |
Namurian |
|
USSR(Ukrainian SSR) |
Lashmanova,R.M. et al. Palynological characteristics of the Carboniferous in the Kochanovo oil and Gas deposits, Dnieper-Donets Basin. |
1971 |