| details |
Late Devonian |
Early Carboniferous |
USSR(Yakut ASSR) |
Mikhailova,T.E. et al. Palynologic characteristics of Devonian - Lower Carboniferous deposits of the Kempendyai structural prospecting Borhole Section. |
1966 |
| details |
Late Frasnian |
Famennian |
USSR(Siberia) |
Menner,V.V. et al. Siberian Platform. (In: Devonian Systems. D.V.Nalivkin et al, editors) |
1973 |
| details |
Tournaisian |
Namurian |
USSR(Kazakh SSR) |
Lyuber,A.A. Atlas of spores and pollen of the Paleozoic deposits of Kazakhstan. |
1955 |
| original |
Tournaisian |
Namurian |
USSR(Kazakh SSR) |
Lyuber,A.A. Atlas of spores and pollen of the Paleozoic deposits of Kazakhstan. |
1955 |