| original |
Early Oligocene |
Middle Oligocene |
China(Liaoning) |
Ke et al. Early Tertiary spores and pollen grains from the Coastal Region of Bohai |
1978 |
| original |
Middle Eocene |
Late Oligocene |
China(Hopei) |
Sung,T.C. et al. Early Tertiary spores and pollen grains from the Coastal Region of Bohai. |
1978 |
| original |
Early Tertiary |
|
China(Hupei) |
Anonymous Early Tertiary spores and pollen grains from the Coastal Region of Bohai. |
1978 |
| details |
Paleocene |
|
China(Kiangsu) |
Sun,M. et al. Description of the Palaeontology: 1. Sporo-Pollen. (In: Cenozoic Paleobiota of the Continental Shelf of the East China Sea (Donghai). Micropaleobotanical Volume) |
1989 |