details |
Middle Triassic |
|
USSR(Taymyr Nat.Okrug) |
Kara-Murza,E.N. Palynological basis of stratigraphical subdivision of the Mesozoic deposits of the Khatanga Depression. |
1960 |
details |
Barremian |
Turonian |
Nd |
Hughes,N.F. The problems of data handling for early angiosperm-like pollen. (In: Systematic and Taxonomic Approaches in Paleobotany. R.A.Spicer and B.A.Thomas, editors) |
1986 |
details |
Early Liassic |
|
Poland |
Fijalkowska,A. Spore-pollen investigations of the Lower Liassic deposits in the Skarzysko-Kamienna Ig 1 borehole Profile (The northern Margin of the Swietokrzyskie Mts) |
1989 |
details |
Hauterivian |
Early Barremian |
Russia(Primorskiy) |
Kirillova,G.L. et al. J/K Boundary in Southeastern Russia and possible analogue of the Tetori Group, Japan. |
2003 |