| details |
Late Barremian |
Early Albian |
China(Hopei) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Early Albian |
China(Inner Mongolia) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Early Albian |
China(Kansu) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Early Albian |
China(Sinkiang Uighur) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Early Albian |
China(Shansi) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Early Albian |
China(Tsinghai) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Early Albian |
China(Liaoning) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Middle Albian |
Late Cretaceous |
Canada(NWT,Mackenzie) |
Yorath,C.J. et al. Cretaceous and Tertiary stratigraphy and paleogeography northern Interior Plains, District of MacKenzie. |
1981 |
| details |
Cretaceous |
Paleocene |
Canada(NWT,Mackenzie) |
Yorath,C.J. et al. Cretaceous and Tertiary stratigraphy and paleogeography northern Interior Plains, District of MacKenzie. |
1981 |
| details |
Paleocene |
|
Argentina(Chubut) |
Yllanez,E. et al. Structural analysis and geology in an area North East of Telsen (Province of Chubut) |
1979 |
| 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 |
| details |
Barremian |
|
South Korea |
Yi,M.-S. et al. Palynomorphs from the Jinju Formation in the Euiseong area, Korea. |
1994 |
| details |
Anisian |
Norian |
Syria |
Yaroshenko,O.P. et al. Palynology and stratigraphy of the Middle and Late Triassic deposits of Syria. (In: Paleoflora and Stratigraphy of the Phanerozoic. M.A.Akhmetev, editor) |
1989 |
| details |
Hettangian |
Early Sinemurian |
France(Paris Basin) |
Yang,Z. et al. Hettangian and Sinemurian magnetostratigraphy from Paris Basin |
1996 |
| details |
Early Cretaceous |
|
China(Inner Mongolia) |
Yang,Q. et al. A discussion on the biota and the paleoenvironment of the Tengger and Duhongmu Formations. |
2000 |
| details |
Middle Jurassic |
|
China(Heilungkiang) |
Yang,J. et al. New datum of the Middle Jurassic sporopollen in Sanjiang Basin, Eastern Heilongjiang, China. |
2000 |
| details |
Early Jurassic |
|
China(Hupei) |
Yang,C.-T. On the characteristics and age of palynological assemblage of "Hsiangchi Series". |
1978 |