| details |
Middle Triassic |
Late Triassic |
USSR(Yakut ASSR) |
Skripina,G.F. Triassic spore-pollen assemblages of Middle Vilyuusk gas-containing deposits. (In: Palynological characteristics of the Paleozoic, Mesozoic and Cenozoic deposits of Vakutia. A.I.Tomskayiya and V.F.Vozin, editors) |
1971 |
| details |
Early Triassic |
Late Triassic |
USSR(Siberia) |
Petrova,E.K. et al. Palynological characteristics of the Upper Paleozoic and the Lower Mesozoic deposits of Middle-Vilyui gas and condnsate-bearing field. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| original |
Rhaetian |
Early Jurassic |
USSR(Urals) |
Malyavkina,V.S. Spores and pollen from Triassic deposits of the West Siberian Lowland. |
1964 |