details |
Sinemurian |
Bajocian |
USSR(Siberia) |
Sarjeant,W.A.S. et al. Jurassic palynomorphs of the Circum-Pacific Region. (In: The Jurassic of the Circum-Pacific. G.E.G Westermann, editor) |
1992 |
details |
Rhaetian |
Toarcian |
USSR(Ukrainian SSR) |
Semenova,E.V. Spore and pollen assemblages of deposits of the Jurassic and Triassic Boundary of the Don Basin. |
1970 |
details |
Late Bathonian |
Early Callovian |
USSR(WSL) |
Ilyina,V.I. Palynological characteristics of deposits near the boundary of the Middle and Upper Jurassic of southern West Siberia. (In: Mikrofitofossilii i stratigrafiya Mezozzoya i Kainozoya Sibiri. S.B. Shatskiy, editor) |
1988 |
details |
Early Bajocian |
|
USSR(Siberia) |
Ilyina,V.I. Jurassic palynology of Siberia |
1985 |