| original |
Early Oligocene |
|
USSR(WSL) |
Ushakova,M.V. et al. Lower Oligocene. (In: Stratigraphy of the Mesozoic and Cenozoic of the Western Siberian Lowlands. V.F.Kozyreva, editor) |
1957 |
| original |
Late Oligocene |
Early Miocene |
USSR(WSL) |
Ivanova,E.A. et al. Upper Oligocene. (In: Stratigraphy of the Mesozoic and Cenozoic of the Western Siberian Lowlands. V.F.Kozyreva, editor) |
1957 |
| original |
Late Oligocene |
Early Miocene |
USSR(WSL) |
Ivanova,E.A. et al. Upper Oligocene. (In: Stratigraphy of the Mesozoic and Cenozoic of the Western Siberian Lowlands. V.F.Kozyreva, editor) |
1957 |
| original |
Miocene |
|
USSR(WSL) |
Ivanova,E.A. et al. Upper Oligocene. (In: Stratigraphy of the Mesozoic and Cenozoic of the Western Siberian Lowlands. V.F.Kozyreva, editor) |
1957 |
| original |
Miocene |
|
USSR(WSL) |
Ivanova,E.A. et al. Miocene. (In: Stratigraphy of the Mesozoic and Cenozoic of the Western Siberian Lowlands. V.F.Kozyreva, editor) |
1957 |
| original |
Miocene |
|
USSR(WSL) |
Ivanova,E.A. et al. Miocene. (In: Stratigraphy of the Mesozoic and Cenozoic of the Western Siberian Lowlands. V.F.Kozyreva, editor) |
1957 |
| original |
Miocene |
|
USSR(WSL) |
Ivanova,E.A. et al. Miocene. (In: Stratigraphy of the Mesozoic and Cenozoic of the Western Siberian Lowlands. V.F.Kozyreva, editor) |
1957 |
| original |
Miocene |
|
USSR(WSL) |
Ivanova,E.A. et al. Miocene. (In: Stratigraphy of the Mesozoic and Cenozoic of the Western Siberian Lowlands. V.F.Kozyreva, editor) |
1957 |
| details |
Late Oligocene |
|
USSR(WSL) |
Merkulova,K.A. About the boundary of the Paleogene and Neogene in West Siberia. (In: Cenozoic Flora of Siberia According to Palynological Data. V.N.Sacks and V.S.Volkova, editors) |
1971 |
| details |
Late Oligocene |
|
USSR(WSL) |
Panova,L.A. The Oligocene of the West Siberian Lowland. (In: Cenozoic Flora of Siberia According to Palynological Data. V.N.Sacks and V.S.Volkova, editors) |
1971 |
| details |
Valanginian |
|
USSR(WSL) |
Pokrovskaya,I.M. Lower Cretaceous spore-pollen complexes of the Western Siberian Lowland. (In: Atlas of Lower Cretaceous spore-pollen complexes of some regions of USSR. I.M.Pokyovsksys and N.K.Stel'mak, editors) |
1964 |
| details |
Hauterivian |
Barremian |
USSR(WSL) |
Pokrovskaya,I.M. Lower Cretaceous spore-pollen complexes of the Western Siberian Lowland. (In: Atlas of Lower Cretaceous spore-pollen complexes of some regions of USSR. I.M.Pokyovsksys and N.K.Stel'mak, editors) |
1964 |
| original |
Paleocene |
|
USSR(WSL) |
Filippova,E.A. Paleocene. (In: Stratigraphy of Mesozoic and Cenozoic Periods of Western Siberian Lowland. E.A.Filippova, editor) |
1957 |
| original |
Eocene |
|
USSR(WSL) |
Filippova,E.A. Eocene. (In: Stratigraphy of Mesozoic and Cenozoic Periods of Western Siberian Lowland. E.A.Filippova, editor) |
1957 |
| original |
Late Oligocene |
|
USSR(WSL) |
Filippova,E.A. Late Oligocene. (In: Stratigraphy of Mesozoic and Cenozoic Periods of Western Siberian Lowland. E.A.Filippova, editor) |
1957 |
| original |
Late Oligocene |
Miocene |
USSR(WSL) |
Filippova,E.A. Late Oligocene - Miocene. (In: Stratigraphy of Mesozoic and Cenozoic Periods of Western Siberian Lowland. E.A.Filippova, editor) |
1957 |
| original |
Miocene |
|
USSR(WSL) |
Filippova,E.A. Miocene. (In: Stratigraphy of Mesozoic and Cenozoic Periods of Western Siberian Lowland. E.A.Filippova, editor) |
1957 |