| details |
Hauterivian |
Turonian |
USSR(Yamalo-Nenets) |
Popovicheva,L.V. et al. Stratigraphy and correlation of Cretaceous Petroleum deposits of the Polui-Yamal Region |
1981 |
| details |
Albian |
Turonian |
USSR(WSL) |
Golbert,A.V. et al. Paleolandscapes of West Siberia in Jurassic, Cretaceous, and Paleogene. |
1968 |
| details |
Bajocian |
Valanginian |
USSR(Kazakh SSR) |
Verbitskaya,Z.I. et al. Detailed separation of Mesozoic deposits northern boundry Kazakhistan Fold Area, (from miospores). (In: Contemporary Significance of Paleontology for Stratigraphy.) |
1982 |
| details |
Purbeckian |
Valanginian |
Poland |
Mamczar,J. Palynological stratigraphy of Beds at the Jurassic-Cretaceous boundary in the Kujawy area. |
1966 |
| details |
Middle Liassic |
Valanginian |
USSR(Far East) |
Korotkevich,V.D. Palynologic characteristics of the marine Jurassic and Lower Cretaceous sediments discovered in wells of Tyumatine and Ulakhan-Yruakhsk Uchastkakh (Lena-Olenek Region). |
1963 |
| details |
Berriasian |
Valanginian |
USSR(WSL) |
Purtova,S.I. On the Neocomian flora evolution in West Siberian Lowland with reference to palynological data. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Volgian |
Valanginian |
USSR(Astrachan) |
Babich,D.A. et al. Unusual sequence of Cretaceous-Jurassic boundary Beds along the Lower Reaches of the Volga. |
1976 |
| details |
Early Liassic |
Volgian |
USSR(Krasnoyarsk Kray) |
Sheiko,L.N. The history of plant development in Jurassic times in the Pre-Yenisey Part of the West Siberian Lowlands. (In: Paleopalynology Material of Central Siberia. L.E.Markova, editor) |
1971 |