| original |
Valanginian |
Hauterivian |
USSR(Uzbek SSR) |
Barkhatnaya,I.N. et al. Cretaceous spore and pollen assemblages;Central Turkmenskaya. (In: Spore and pollen of the Jurassic and Lower Cretaceous from Central Asia. N.A. Bolkhovitina and N.I. Fokina, editors.) |
1971 |
| details |
Albian |
Turonian |
USSR(WSL) |
Chlonova,A.F. Palynological characteristics of Cretaceous deposits at the Kya River (West Siberia). |
1976 |
| details |
Valanginian |
|
USSR(Kazakh SSR) |
Smirnova,S.B. et al. Palynological features of the Valanginian in Western Karatau, (Mangyshlak). |
1978 |
| details |
Valanginian |
|
USSR(Urals) |
Smirnova,S.B. Palynocomplexes of Jurassic - Cretaceous boundary deposits of Crimea, Caucasus and Pre-Caspian. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |