| original |
Early Jurassic |
|
USSR(Siberia) |
Bolkhovitina,N.A. Atlas of spores and pollen from Jurassic and Lower Cretaceous deposits of the Vilyuysk Basin. |
1956 |
| 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 |
| details |
Rhaetian |
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 |
| details |
Carnian |
|
Spitsbergen |
Korotkevich,V.D. Spore-pollen characteristics of Upper Triassic deposits in Vest Spitsbergen |
1969 |
| details |
Late Triassic |
Early Jurassic |
USSR(Yakut ASSR) |
Korotkevich,V.D. et al. Stratigraphy and palynological characteristics of Triassic deposits of the Southern Leno-Anabar Trou Trough |
1971 |
| details |
Early Liassic |
Late Liassic |
USSR(Kazakh SSR) |
Aliev,M.M. et al. Jurassic continental deposits of eastern Central Asia, (dating, division, correlation). |
1981 |