| original |
Givetian |
|
USSR(Russian Platform) |
Naumova,S.N. Spore-pollen complexes of the Upper Devonian of the Russian Platform and their significance for stratigraphy |
1953 |
| original |
Early Devonian |
|
USSR(Pre-Urals) |
Chibrikova,E.V. Plant microfossils of the Southern Urals and Preurals (From Silurian and Devonian deposits). |
1972 |
| original |
Early Devonian |
|
USSR(Belorussian SSR) |
Chibrikova,E.V. et al. New species of spores from the Lower Devonian of Western Bashkiriya and Kuznetsh Basin. (In: Palynology research in Byelorussia and other Regions of the USSR) |
1971 |
| original |
Early Devonian |
Early Devonian |
USSR(Belorussian SSR) |
Chibrikova,E.V. et al. New species of spores from the Lower Devonian of Western Bashkiriya and Kuznetsh Basin. (In: Palynology research in Byelorussia and other Regions of the USSR) |
1971 |