details |
Barremian |
|
USSR(Primorsk Kray) |
Boytsova,E.P. et al. A list of plant, spore and pollen of the Barremian deposits of some districts of the USSR. (In: Atlas of Lower Cretaceous spore-pollen complexes of some regions of USSR. I.M.Pokyovsksys and N.K.Stel'mak, editors) |
1964 |
details |
Aptian |
Albian |
USSR(Siberia) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
details |
Aptian |
Albian |
USSR(Far East) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |