| details |
Early Frasnian |
|
USSR(Komi ASSR) |
Sennova,V.F. Spore-pollen characteristics of the Sargayevsky horizon of the Timan-Pechora Province |
1970 |
| details |
Early Frasnian |
|
USSR(Komi ASSR) |
Sennova,V.F. et al. Devonian stratigraphy of the Kanin Peninsula |
1986 |
| details |
Early Carboniferous |
|
Spitsbergen |
Playford,G. Lower Carboniferous microfloras of Spitsbergen (Part Two) |
1963 |
| details |
Early Carboniferous |
|
USSR(European) |
Byvsheva,T.V. et al. Spores of the genus Denosporites (Berry) Butterworth et al., and related genera in the Lower Carboniferous of the Russian Plate. (In: Palinologicheskie issledovaniya Proterozoya i Fanerozoya neftegazonoshykh. T.V. Byvsheva, editor.) |
1980 |