| details |
Early Cretaceous |
|
USSR(Yakut ASSR) |
Bolkhovitina,N.A. Spore-pollen complexes from the Mesozoic deposits of the Vilyuy Basin and their importance for stratigraphy. |
1959 |
| 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(Kazakh SSR) |
Garetsky,R.G. The Depth-Geology of the Kokpectinskaya Anticline near Mugodzar Region. |
1957 |
| details |
Early Triassic |
|
USSR(Kazakh SSR) |
Medvedeva,A.M. et al. Direct evidence for vertical oil migration in the eastern Precaspian. |
1993 |
| details |
Middle Jurassic |
|
USSR(Caucasus) |
Yaroshenko,O.P. Spores and pollen complexes of Jurassic and Lower Cretaceous deposits of northern Caucasus and their stratigraphic importance |
1965 |