details |
Middle Jurassic |
|
USSR(Kazakh SSR) |
Andreeva,E.M. et al. Palaeopalynology. (Three Volumes: Volume I: Methods. Volume II: Complexes of palynomorphs of the Precambrian-Holocene of the USSR. Volume III: Figures and Plates. Editor-I.M. Pokrovskaya) |
1966 |
details |
Neocomian |
|
USSR(Far East) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
details |
Late Mesozoic |
|
USSR(Primorsk Kray) |
Shugaevskaya,O.V. et al. Intortes pollen in the Late Jurassic and Early Cretaceous of the Southern Soviet Far East. |
1971 |
details |
Valanginian |
Aptian |
USSR(Ukrainian SSR) |
Voronova,M.A. Stratigraphic subdivision of Lower Cretaceous sediments of the Dnieper-Donets Basin, based on palynology. |
1971 |