| details |
Maestrichtian |
Early Oligocene |
China(N.China) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 1: The Late Cretaceous and Tertiary Spores and Pollen. |
1999 |
| details |
Eocene |
|
China(Hupei) |
Li,M.-Y. et al. Some Cretaceous-Tertiary palynological assemblages from the Yangtze-Han River Plain. |
1978 |
| details |
Late Oligocene |
Miocene |
China(Hupei) |
Li,M.-Y. et al. Some Cretaceous-Tertiary palynological assemblages from the Yangtze-Han River Plain. |
1978 |
| details |
Oligocene |
|
Bulgaria |
Chernyavska,S. et al. Palynological characteristic of Oligocene marine Clays from Varna District. |
1968 |
| details |
Barremian |
Aptian |
Bulgaria |
Ercegovac,M. et al. Microfloral residues from the Lower Cretaceous of the Stara Planina Montains, Bulgaria. |
1972 |
| details |
Late Campanian |
Oligocene |
Atlantic Ocean |
Wohlfeil,K. A spore assemblage in Claystone Boulders from the Iceland-Faeroe Ridge, (North Atlantic) and their significance for dropstones from this region. |
1984 |