| details |
Valanginian |
|
USSR(Far East) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
| details |
Bathonian |
Callovian |
USSR(Arkhangelsk Oblast) |
Teodorovich,V.I. Grounds for the age determination of Middle Jurassic-Lower Callovian strata of the Cis-Timan area |
1980 |
| details |
Late Triassic |
|
China(Sinkiang Uighur) |
Qu,L. et al. Triassic sporo-pollen assemblages. (In: Permian and Triassic Strata and Fossil Assemblages in the Dalongkou Area of Jimsar, Xinjiang. J. Yang et al, editors) |
1986 |