| details |
Early Liassic |
Oxfordian |
USSR(Kazakh SSR) |
Aliev,M.M. et al. Jurassic continental deposits of eastern Central Asia, (dating, division, correlation). |
1981 |
| details |
Rhaetian |
Liassic |
USSR(Urals) |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| original |
Late Triassic |
Early Jurassic |
USSR(Urals) |
Malyavkina,V.S. Spores and pollen from Triassic deposits of the West Siberian Lowland. |
1964 |
| original |
Late Triassic |
Early Jurassic |
USSR(Trans-Urals) |
Malyavkina,V.S. Spores and pollen from Triassic deposits of the West Siberian Lowland. |
1964 |