| details |
Early Jurassic |
|
China(Szechwan) |
Yang,C.-T. On the characteristics and age of palynological assemblage of "Hsiangchi Series". |
1978 |
| details |
Hettangian |
Sinemurian |
China(Shansi) |
Yan,C.-F. The sporo-pollen assemblage from Fuxian Formantion in Yulin-Hengshan Region, Shaanxi Province. |
1992 |
| details |
Hettangian |
Callovian |
China(Kansu) |
Yan,C. et al. Early-Middle Jurassic sporopollen assemblages and paleoclimate of Minhe Basin, Gansu, China. |
2000 |
| details |
Jurassic |
|
China(Shensi) |
Xu,Y. et al. Spores and pollen (Jurassic). (In: Mesozoic Stratigraphy and Palaeontology of the Shan-Gan-Ning Basin.) |
1980 |
| details |
Early Jurassic |
Middle Jurassic |
China(Tibet) |
Xu,Y. Occurence and significance of the Early to Middle Jurassic microflora in Nylamo Xizang, (Tibet). |
1982 |
| original |
Early Cretaceous |
|
China(Liaoning) |
Xu,Y. Sporo-pollen assemblage of the Lower Cretaceous Shahai Formation in Fuxin District of Liaoninig |
1985 |
| details |
Early Jurassic |
|
China(Qinghai) |
Xi,P. et al. The fossil sporo-pollen of Huxishan Formation of the Lower Jurassic in the northern region of Qaidam Basin, China. |
2000 |
| details |
Permian |
Triassic |
Alaska |
Witmer,R.J. et al. Biostratigraphic correlation of selected test wells of National Petroleum Reserve in Alaska |
1981 |
| details |
Early Cretaceous |
|
Utah |
Witkind,I.J. et al. Age and correlation of Cretaceous rocks previously assigned to the Morrison (?) Formation Sanpete-Sevier Valley area, Central Utah. |
1986 |
| details |
Early Devonian |
Middle Devonian |
Canada(Newfoundland) |
Williams,S.H. et al. Thermal maturity of potential paleozoic source rocks in Western Newfoundland. A report to Mobil Canada. |
1997 |
| details |
Early Jurassic |
|
England |
Wilkinson,I.P. et al. Offshore micropalaeontological biostratigraphy of southern and western Britain. |
1980 |
| details |
Middle Oligocene |
Late Oligocene |
England(Devonshire) |
Wilkinson,G.C. et al. Oligocene pollen and spores from the western part of the British Isles. |
1980 |
| details |
Middle Oligocene |
Late Oligocene |
Wales |
Wilkinson,G.C. et al. Oligocene pollen and spores from the western part of the British Isles. |
1980 |
| details |
Middle Oligocene |
Late Oligocene |
N.Ireland |
Wilkinson,G.C. et al. Oligocene pollen and spores from the western part of the British Isles. |
1980 |
| details |
Late Miocene |
|
Canada(British Columbia) |
White,J.M. et al. New Miocene fossil discoveries in the Skonun Formation, Queen Charlotte Islands British Columbia and implications for the basin stratigraphy and climate. (In: Contributions to Canadian Paleontology.) |
1994 |
| details |
Coniacian |
|
Austria |
Wessely,G. et al. Lithofacies and Microstratigraphy of the Middle and Upper Cretaceous of the Molasse in eastern Upper Austria |
1981 |
| details |
Rhaetian |
|
England(Dorset) |
Warrington,G. Palynology of cores from the Basal Lias and the Permian (?) - Triassic sequence of the Winterborne Kingston Borehole, Dorset. |
1982 |