| details |
Cretaceous |
Early Paleogene |
Eurasia |
Zaklinskaya,E.D. Pollen morphology of angiosperms and paleofloristic areas and Provinces at the boundary of the Cretaceous and Paleogene |
1966 |
| details |
Maastrichtian |
|
W.Germany(Bavaria) |
Wolf,M. Spore-stratigraphic study of the Cenomanian boundary of Upper Bavaria. |
1963 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 |
1960 |
| original |
Middle Senonian |
|
W.Germany(N.Rhine) |
Weyland,H. et al. The spores and pollen of the Cretaceous of Aachen and their meaning for the characterization of the Middle Senonian. |
1953 |