details |
Early Frasnian |
|
USSR(Kuybyshev) |
Arkhangelskaya,A.D. A new spore complex and the problem of the boundary between the Middle and the Upper Devonian in the Volga-Ural Region. |
1962 |
details |
Early Frasnian |
|
USSR(Urals) |
Batanova,G.P. Colloquium on the studies of fauna, spores and pollen of the Frasnian deposits of the Volga-Urals Oil-Gas Province and adjacnt regions. |
1967 |
details |
Early Frasnian |
|
Canada(Arctic) |
McGregor,D.C. et al. Devonian spores and conodonts of Melville and Bathurst Island, District of Franklin. |
1972 |
details |
Early Frasnian |
|
USSR(Nenets Nat.Okrug) |
Sennova,V.F. Spore-pollen assemblages of the Upper Devonian of the Timan-Pechora Province. |
1972 |
details |
Early Frasnian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. Stratigraphy of Devonian and older Paleozoic deposits of the Southern Urals and the Pre-Urals (According to plant Microfssils). |
1977 |
details |
Early Famennian |
|
USSR(Kemerovskaya) |
Nadler,Y.S. et al. The partitioning of the Devonian deposits of the Krapivinskii Dome of the Kuznets Basins. (In: New Developments in the Stratigraphy and Paleontology of the Middle and Upper Paleozoic of Central Siberia) |
1978 |