| original |
Late Devonian |
Visean |
USSR(Ukrainian SSR) |
Ishchenko,A.M. Spore and pollen analysis of the Lower Carboniferous deposits of the Dnieper-Donets Basin. |
1958 |
| details |
Early Carboniferous |
|
USSR(Belgorod) |
Sarkisova,M.A. Palynological characteristics of the Mikhailovskikh deposits of the Belgordo District, Kma. |
1975 |
| details |
Late 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 Tournaisian |
Early Visean |
Czechoslovakia |
Bajanik,S. et al. Stratigraphic position of Lower Part of Ochtina Formation between Magnezitovce and Magura |
1985 |