| details |
Valanginian |
|
USSR(Ukrainian SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Jurassic-Cretaceous boundary. |
1975 |
| details |
Valanginian |
Early Hauterivian |
USSR(Amurskaya Oblast) |
Bityutskaya,P.I. et al. The significance of the palynological method for the subdivision of the Cretaceous deposits of the North-Western part of the Pacific biogeographic area. (In: Palynology, Method and Stratigraphy) |
1973 |
| details |
Werfenian |
Anisian |
Romania |
Oniceanu,M. et al. The palynological contributions of the study of the crystallophylliens and sedimentary formation of zone between Bistricioara-Valea Seaca-Baraseu Valley (Harghita Country, East Carpathians). |
1977 |
| details |
Westphalian |
Stephanian |
Romania |
Visarion,A. On the presence of a Westphalian-Stephanian microflora in the western part of the Sirinia zone (Streniac Brook-Miclau Brook) |
1986 |
| details |
Zechstein |
|
W.Germany(N.Rhine) |
Grebe,H. et al. The sporae dispersae of the Niederrhein Zechstein. |
1962 |