| original |
Miocene |
Pleistocene |
China(Kiangsu) |
Zheng,Y.-H. et al. Neogene sporo-pollen grains from northern Jiangsu and South Yellow Sea Basin. |
1981 |
| original |
Miocene |
|
China(Shantung) |
Wang,X.-Z. Palynofloral in the Diatomaceous Shale of the Shanwang Formation, Shandong, and its palaeoenvironment. |
1991 |
| original |
Early Oligocene |
|
Canada(British Columbia) |
Piel,K.M. Palynology of Oligocene sediments from Central British Columbia |
1971 |
| original |
Akchagylian |
|
USSR(Kazakh SSR) |
Timoshina,N.A. The Upper Pliocene flora of northern Pre-Caspian. |
1965 |