| details |
Late Eifelian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. Concerning the problem of the Afoninskii Horizon and the boundary between the Eifelian and Givetian Stages in Western Bashkiria. (In: Problems of the geology of eastern Fringe of the Russian Platform and the Southern Urals) |
1969 |
| details |
Eifelian |
|
USSR(Nenets Nat.Okrug) |
Voitovich,I.A. The stratigraphic significance of the differentiation of the Middle Devonian and Lower Part of Upper Devonian of Iman on the basis of the study of spore and pollen assemblges. |
1967 |
| details |
Eifelian |
|
USSR(Urals) |
Andreeva,E.M. et al. Palaeopalynology. (Three Volumes: Volume I: Methods. Volume II: Complexes of palynomorphs of the Precambrian-Holocene of the USSR. Volume III: Figures and Plates. Editor-I.M. Pokrovskaya) |
1966 |
| original |
Eifelian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. Spores of the Devonian terrigenous deposits of Western Bashkiria and the Western Slopes of the Southern Urals |
1962 |
| original |
Eifelian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. Spores of the Devonian terrigenous deposits of Western Bashkiria and the Western Slopes of the Southern Urals |
1962 |