details |
Late Emsian |
Eifelian |
USSR(Turkmen SSR) |
Arkhangelskaya,A.D. Spores from the Lower and Middle Devonian deposits of the Russian Platform. (In: Atlas of Spores and Pollen of Oil and Gas Bearing Deposits of the Russian and Turonskoi Platform. V.V.Menner and T.V.Byvsheva, editors) |
1985 |
details |
Eifelian |
|
USSR(Russian Platform) |
Arkhangelskaya,A.D. Periplecotriletes tortus at the base of the Eifelian of the Central Russian Plain of the USSR |
1976 |
details |
Late Givetian |
|
USSR(Nenets Nat.Okrug) |
Andreeva,E.M. et al. A paleobotanical characterization of the Givetian Beds of northern Timan |
1967 |
details |
Middle Devonian |
|
USSR(Russian Platform) |
Andreeva,E.M. Spore and pollen assemblages in Upper Proterozoic and Paleozoic deposits of some Regions of the USSR |
1962 |
details |
Early Eifelian |
|
USSR(Ukrainian SSR) |
Aisenverg,D.E. et al. Stratigraphic separation of Devonian deposits in the Southern Border of the Donetz Basin |
1962 |