| details |
Middle Visean |
|
USSR(European) |
Umnova,N.I. Palynological characteristics of Visean deposits of the Central Region of the Russian Plate. (In: Palinologicheskie issledovaniya Proterozoya i Fanerozoya neftegazonoshykh. T.V. Byvsheva, editor.) |
1980 |
| details |
Late Visean |
Early Namurian A |
Poland |
Kmiecik,H. Palynostratigraphy of the Carboniferous at the Margin of the Polish Part of the East-European Platform |
1986 |
| details |
Serpukhovian |
|
Ukraine |
Oshurkova,M.V. et al. Palynostratigraphy of Carboniferous deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |