| details |
Early Liassic |
Late Jurassic |
USSR(Uzbek SSR) |
Alimov,K.A. et al. Jurassic spore and pollen assemblages;Fergana. (In: Spore and pollen of the Jurassic and Lower Cretaceous from Central Asia. N.A. Bolkhovitina and N.I. Fokina, editors.) |
1971 |
| details |
Early Liassic |
Bajocian |
USSR(Kazakh SSR) |
Byvalkin,A.K. et al. Geological structure of coal deposits of Yubilein and prospects for their commercial utilization. |
1975 |
| details |
Early Liassic |
|
USSR(Kazakh SSR) |
Kotova,L.I. Triassic and Jurassic spore-pollen assemblages of the eastern Half of Kazakhstan and their stratigraphic significance. |
1976 |
| details |
Late Liassic |
Oxfordian |
USSR(Kazakh SSR) |
Kotova,L.I. Triassic and Jurassic spore-pollen assemblages of the eastern Half of Kazakhstan and their stratigraphic significance. |
1976 |
| details |
Aalenian |
Bajocian |
USSR(Kazakh SSR) |
Buvalkin,A.K. et al. Stratigraphy of Jurassic deposits of the South Balkhash Coal Basin |
1976 |