details |
Early Jurassic |
|
USSR(Siberia) |
Bolkhovitina,N.A. Atlas of spores and pollen from Jurassic and Lower Cretaceous deposits of the Vilyuysk Basin. |
1956 |
details |
Aptian |
Albian |
USSR(Kazakh SSR) |
Boytsova,E.P. Lower Cretaceous spore-pollen complexes of Western Kazakhstan. (In: Atlas of Lower Cretaceous spore-pollen complexes of some regions of USSR. I.M.Pokyovsksys and N.K.Stel'mak, editors) |
1964 |
details |
Late Liassic |
|
USSR(Yakut ASSR) |
Fradkina,A.F. Spore-pollen complexes of the Mesozoic of Western Yakutiya (Vilyuysk Syneclise and Priverkhoyansk Depression). (In: Palynological characteristics of the Paleozoic, Mesozoic and Cenozoic deposits of Vakutia. A.I.Tomskayiya and V.F.Vozin, editors) |
1967 |
details |
Middle Jurassic |
|
USSR(Yakut ASSR) |
Fradkina,A.F. Spore-pollen complexes of the Mesozoic of Western Yakutiya (Vilyuysk Syneclise and Priverkhoyansk Depression). (In: Palynological characteristics of the Paleozoic, Mesozoic and Cenozoic deposits of Vakutia. A.I.Tomskayiya and V.F.Vozin, editors) |
1967 |
details |
Cenomanian |
Turonian |
USSR(Siberia) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
details |
Early Liassic |
Middle Liassic |
USSR(Kazakh SSR) |
Aliev,M.M. et al. Jurassic continental deposits of eastern Central Asia, (dating, division, correlation). |
1981 |