| 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 |
Middle Albian |
Late Albian |
Canada(NWT,Mackenzie) |
Yorath,C.J. et al. Cretaceous and Tertiary stratigraphy and paleogeography northern Interior Plains, District of MacKenzie. |
1981 |
| details |
Kimmeridgian |
Barremian |
USSR(Moldavian SSR) |
Yanovskaya,G.G. Stratigraphy of the Vyshnevsk Series in Moldaviya and the South-West Ukraine, based on palynology. |
1979 |
| details |
Kimmeridgian |
Barremian |
USSR(Ukrainian SSR) |
Yanovskaya,G.G. Stratigraphy of the Vyshnevsk Series in Moldaviya and the South-West Ukraine, based on palynology. |
1979 |
| details |
Late Kimmeridgian |
|
USSR(Ukrainian SSR) |
Yanovskaya,G.G. Palynological evidence for age determination of the Vishnevskay Series in the Dniester-Prut Interfluve. (In: Palynological Studies of Sedimentary Deposits in the Ukraine and adjacent Regions. Y.V.Teslenko, editor) |
1976 |
| details |
Early Cretaceous |
|
China(Manchuria) |
Yang,X.-L. et al. On the Yingchen Formation in the eastern part of Songliao Basin. |
1981 |
| 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 |
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 |
Early Jurassic |
|
China |
Yang,J. et al. Nonmarine Triassic biostratigraphy and boundaries in China. |
1989 |
| details |
Early Triassic |
|
China |
Yang,J. et al. Nonmarine Triassic stratigraphic units and their boundaries in China. |
1989 |
| 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 |
| details |
Early Jurassic |
|
China(Szechwan) |
Yang,C.-T. On the characteristics and age of palynological assemblage of "Hsiangchi Series". |
1978 |
| details |
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 |