| details |
Tortonian |
|
USSR(Ukrainian SSR) |
Shchekina,N.A. Plant material of the second Mediterranean layer of the l'vov Region. |
1956 |
| details |
Early Oxfordian |
|
USSR(Yamalo-Nenets) |
Mesezhnikov,M.S. Stratigraphy of Jurassic deposits of the eastern Slope of the Pri-Polyarnogo and Polyarnogo Urals. (In: Geology and Petroleum Resources of the western part of the West Siberian Plain. S.G.Galerkina, editor) |
1959 |
| details |
Miocene |
|
USSR(Buryat ASSR) |
Lyul'eva,S.A. Spore and pollen assemblages of the Miocene from the Dozoroy-Urda-Chirnis Mountains in Western Buryatia. |
1964 |
| details |
Maastrichtian |
|
USSR(WSL) |
Grigoreva,K.N. Spore-pollen assemblages of Maestrichtian deposits of the Western Siberian Lowland. |
1966 |