| original |
Hauterivian |
Aptian |
USSR(WSL) |
Ivanova,E.A. et al. Schizaeaceae. (In: Pyltsa i spory zapadnoi Sibiri, yura-paleotsen. S.R.Samoilovich and N.D.Mtchedlishvili, editors) |
1961 |
| details |
Hauterivian |
Barremian |
USSR(WSL) |
Markova,L.G. Spore and pollen assemblages of Mesozoic deposits of the West Siberian Lowland |
1962 |
| details |
Late Malm |
Wealden |
E.Germany(Rostock) |
Dжring,H. Spore-palynologic classification of the Wealdean in Western Mecklenburg (Werlestructure). |
1965 |
| details |
Hauterivian |
Barremian |
USSR(Siberia) |
Markova,L.G. Spore and pollen assemblages of the Lower Cretaceous from Western Siberia. |
1967 |
| details |
Hauterivian |
Barremian |
USSR(WSL) |
Voitsel,Z.A. et al. Palynological characteristics of Berraisian (?), Valanginian and Hauter-Barremian deposits of the Ob-Irtysh Interfluve. (In: Paleopalynology Material of Central Siberia. L.E.Markova, editor) |
1971 |
| details |
Neocomian |
|
USSR(Siberia) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
| details |
Aptian |
|
USSR(WSL) |
Rovnina,L.V. et al. Lower Cretaceous deposits. (In: Complex examination of the Jurassic and Lower Cretaceous stratigraphy of Western Siberia. L.A.Rovnina, editor) |
1978 |
| details |
Late Barremian |
Early Aptian |
USSR(Nenets Nat.Okrug) |
Gryazeva,A.S. Palynological basis for the stratigraphy of Lower Cretaceous deposits of the Pechorsk Basin. (In: Mikrofitofossilii v neftyanoi geologii. N. A. Timoshina, editor) |
1980 |
| details |
Barremian |
|
USSR(Yamalo-Nenets) |
Popovicheva,L.V. et al. Stratigraphy and correlation of Cretaceous Petroleum deposits of the Polui-Yamal Region |
1981 |