| details |
Turonian |
Danian |
USSR(WSL) |
Semenova,E.V. Spore and pollen assemblages of deposits of the Jurassic and Triassic Boundary of the Don Basin. |
1970 |
| details |
Cenomanian |
Turonian |
USSR(Siberia) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
| details |
Campanian |
Paleocene |
USSR(Kazakh SSR) |
Blyakhova,S.M. Palynology and stratigraphy of Cretaceous and Paleogene boundary deposits of Southern Kazakhstan. |
1976 |
| details |
Danian |
Early Eocene |
USSR(Buryat ASSR) |
Pavlov,S.F. et al. Cenozoic weathering crusts and sedimentary formations in Western Transbaykalia. |
1976 |
| details |
Early Santonian |
|
USSR(Kazakh SSR) |
Levina,A.P. et al. Age of the Iron-Ore Aiat Suit of the Turgai Depression |
1983 |