| details |
Famennian |
|
USSR(Yakut ASSR) |
Kolodeznikov,K.E. Devonian and Lower Carboniferous of the western part of the Vilyui Symnclise |
1982 |
| details |
Devonian |
|
USSR(Yakut ASSR) |
Pashkevich,N.G. Coding of morphological characteristics of miospores of Devonian vegetation. |
1975 |
| original |
Tournaisian |
|
USSR(Yakut ASSR) |
Pashkevich,N.G. New species of miospores from Middle Paleozoic deposits of the Kempendyai dislocation. (In: Palynological characteristics of the Paleozoic, Mesozoic and Cenozoic deposits of Vakutia. A.I.Tomskayiya and V.F.Vozin, editors) |
1971 |
| details |
Middle Visean |
Late Visean |
USSR(Ukrainian SSR) |
Teteryuk,V.K. Stratigraphic separation of Lower Carboniferous deposits of the western part of the Donbas by spores and pollen |
1960 |