| details |
Early Jurassic |
|
USSR(Yakut ASSR) |
Bolkhovitina,N.A. Spore-pollen complexes from the Mesozoic deposits of the Vilyuy Basin and their importance for stratigraphy. |
1959 |
| details |
Bathonian |
|
USSR(Uzbek SSR) |
Nikishova,V.M. et al. Stratigraphy of Jurassic deposits of the Narin Basin (Northern Fergana). (In: Biostratigraphy and Paleogeography of Meso-Cainozoic deposits in oil and gas regions of South East USSR. M.M.Aliev, editor) |
1964 |
| original |
Jurassic |
|
USSR(Siberia) |
Bolkhovitina,N.A. Atlas of spores and pollen from Jurassic and Lower Cretaceous deposits of the Vilyuysk Basin. |
1956 |
| details |
Rhaetian |
Early Liassic |
USSR(Kirghiz SSR) |
Dubrovskaya,E.N. Spore pollen complexes of Lower Mesozoic deposits of some areas of the Issyk-Kul' Basin. (In: Mesozoic Oil and Gas bearing Regions of Central Asia. Biostratigraphy and Paleogeography. M.M.Aliev, editor) |
1967 |