| details |
Late Senonian |
|
China(Kwangtung) |
Yu,J. et al. Late Cretaceous palynological assemblages of Sanshui Basin, Guandong Province and their paleoclimatic implication. |
1987 |
| details |
Middle Jurassic |
|
China(Shansi) |
Yin,F.-J. et al. Middle Jurassic Sporopollen Assemblage from the Yan'an Formation in Binxian County, Shaanxi Province and its significance. |
1999 |
| original |
Early Devonian |
Middle Devonian |
China(Kansu) |
Ye,X. On the occurrence of spore assemblages from the Shujiaba Region of Tianshui County, Gansu and their stratigraphical significance |
1986 |
| details |
Olenikian |
|
USSR(Caucasus) |
Yaroshenko,O.P. Miospore assemblages and Triassic stratigraphy of the West Caucasus. |
1978 |
| details |
Anisian |
|
USSR(Caucasus) |
Yaroshenko,O.P. Miospore assemblages and Triassic stratigraphy of the West Caucasus. |
1978 |
| details |
Carnian |
Rhaetian |
USSR(Kazakh SSR) |
Yaroshenko,O.P. Miospores in Continental Triassic sediments of the Fore-Caspian Depression and their stratigraphic importance |
1969 |
| details |
Ladinian |
|
USSR(Cis-Caucasus) |
Yaroshenko,O.P. Triassic Meiospore assemblages of the Western Caucasus and Western Ciscaucasia. |
1970 |
| details |
Middle Jurassic |
|
China(Heilungkiang) |
Yang,J. et al. New datum of the Middle Jurassic sporopollen in Sanjiang Basin, Eastern Heilongjiang, China. |
2000 |
| details |
Hettangian |
Toarcian |
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 |
|
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 |
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 |
Early Permian |
|
Australia(Queensland) |
Wood,G.R. Palynostratigraphy of the Pre-Eromanga Basin sequence in GSQ Wyandra 1 and GSQ Charleville 1. |
1984 |
| original |
Devonian |
Early Carboniferous |
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 |
| 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 |
|
Oklahoma |
Wingate,F.H. Palynology of the Denton Shale (Lower Cretaceous), of southeastern Oklahoma. |
1974 |
| details |
Pennsylvanian |
|
Canada(Nova Scotia) |
Wilson,L.R. The plant microfossils of the Joggins section, a progress report. |
1952 |