details |
Santonian |
|
USSR(WSL) |
Filippova,E.A. Santonian. (In: Stratigraphy of Mesozoic and Cenozoic Periods of Western Siberian Lowland. E.A.Filippova, editor) |
1957 |
details |
Cretaceous |
|
USSR(Siberia) |
Bolkhovitina,N.A. Atlas of spores and pollen from Jurassic and Lower Cretaceous deposits of the Vilyuysk Basin. |
1956 |
details |
Late Cretaceous |
Paleocene |
USSR(Pavlodarskaya) |
Zaklinskaya,E.D. Material on the history of the flora and vegetation of the Paleogene of northern Kazakhstan in the area of Pavlodar Pr-Irtish. |
1953 |
details |
Early Albian |
Middle Albian |
USSR |
Bolkhovitina,N.A. Spore and pollen characteristics of Cretaceous layers in the Central Regions of the USSR. |
1953 |
details |
Hauterivian |
|
USSR |
Bolkhovitina,N.A. Spore and pollen characteristics of Cretaceous layers in the Central Regions of the USSR. |
1953 |
details |
Cretaceous |
|
USSR(Urals) |
Bolkhovitina,N.A. Spore and pollen characteristics of Cretaceous layers in the Central Regions of the USSR. |
1953 |
details |
Cenomanian |
|
USSR(WSL) |
Bolkhovitina,N.A. Spore and pollen characteristics of Cretaceous layers in the Central Regions of the USSR. |
1953 |