| details |
Pliocene |
Early Pleistocene |
Arctic Ocean |
Willard,D.A. Pliocene-Pleistocene pollen assemblages from the Yermak Plateau Arctic Ocean; Sites 910 and 911 |
1996 |
| details |
Early Cretaceous |
|
Oklahoma |
Wingate,F.H. Palynology of the Denton Shale (Lower Cretaceous) of Oklahoma. |
1973 |
| details |
Hauterivian |
Late Aptian |
Maryland |
Wolfe,J.A. et al. Stratigraphic interpretations of some Cretaceous microfossil floras of the Middle Atlantic States. |
1971 |
| details |
Aptian |
Cenomanian |
China(Heilungkiang) |
Wu,H. Sporo-pollen assemblages of Dongshan and Houshigou Formations in Jixi Basin of Heilongjiang Province |
1992 |
| details |
Cenomanian |
|
China(Peking Shih) |
Xiao,Z. et al. The Mesozoic stratigraphy and biota of the Beijing area |
1993 |
| details |
Late Jurassic |
|
China(Kirin) |
Yang,X.-L. Younger Mesozoic continental strata of the Jiaohe Basin, Jilin, (Kirin). |
1978 |
| details |
Berriasian |
Turonian |
China |
Yang,Z. The Cretaceous System. (In: The Geology of China. Z. Yang, Y. Cheng and H. Wang, editors) |
1986 |
| details |
Berriasian |
Barremian |
China |
Yang,Z. The Cretaceous System. (In: The Geology of China. Z. Yang, Y. Cheng and H. Wang, editors) |
1986 |
| details |
Coniacian |
Maastrichtian |
China(Kiangsi) |
Yang,Z. The Cretaceous System. (In: The Geology of China. Z. Yang, Y. Cheng and H. Wang, editors) |
1986 |
| details |
Early Cretaceous |
|
Mongolian Republic |
Ye,D.-Q. et al. Discovery of ostracods from the Hailar Basin and its stratigraphic significance. |
1989 |
| details |
Early Cretaceous |
|
China(Kansu) |
Ye,L.-S. The Hekou Group of the Minhe Basin between Gansu and Chinghai. |
1980 |
| details |
Early Cretaceous |
|
China(Tsinghai) |
Ye,L.-S. The Hekou Group of the Minhe Basin between Gansu and Chinghai. |
1980 |
| details |
Early Albian |
|
China(Manchuria) |
Yu,J. Cretaceous palynological assemblages from the District South of the Songhua River, |
1980 |
| details |
Early Cretaceous |
|
China(Tsinghai) |
Yu,J. et al. Late Jurassic and Early Cretaceous palynological assemblages from Minhe Basin, Qinghai and Gansu Province. |
1980 |
| details |
Early Cretaceous |
|
China(Kansu) |
Yu,J. et al. Late Jurassic and Early Cretaceous palynological assemblages from Minhe Basin, Qinghai and Gansu Province. |
1980 |
| details |
Late Senonian |
|
China(Manchuria) |
Yu,J. et al. Cretaceous palynological assemblages from the District South of the Songhua River. |
1983 |
| details |
Early Cretaceous |
|
China(Hupei) |
Yu,J. et al. Cretaceous sporo-pollen assemblages from Hupei Province, China |
1984 |