| 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 |
Neocomian |
|
Argentina(San Luis) |
Yrigoyen,M.R. The Cretaceous age of the Gigante Group (San Luis) and its relation with surrounding basins. |
1975 |
| 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 |
Aptian |
|
Canada(NWT,Mackenzie) |
Yorath,C.J. et al. Cretaceous and Tertiary stratigraphy and paleogeography northern Interior Plains, District of MacKenzie. |
1981 |
| details |
Aptian |
Early Maastrichtian |
Canada(NWT,Mackenzie) |
Yorath,C.J. et al. Cretaceous and Tertiary stratigraphy and paleogeography northern Interior Plains, District of MacKenzie. |
1981 |
| details |
Cretaceous |
|
South Korea |
Yi,S. et al. Pollen and spores of South Korea. |
2004 |
| details |
Barremian |
|
South Korea |
Yi,M.-S. et al. Palynomorphs from the Jinju Formation in the Euiseong area, Korea. |
1994 |
| details |
Aptian |
Early Albian |
South Korea |
Yi,M.-S. et al. Cretaceous pakynomorphs from the Iljik Formation in the Euiseong area, Korea. |
1993 |
| 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 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 |
Aptian |
Albian |
China(Kiangsu) |
Yang,H. et al. Stratigraphic subdivision, correlation, paleofaunas, and floras of south China Mesozoic to Early Tertiary Red Beds. (In: Mesozoic and Cenozoic Red Beds of South China. Selected Papers from the "Cretaceous-Tertiary Workshop," Nanxiong, Guangdong Province) |
1998 |
| details |
Aptian |
Albian |
China(Kiangsu) |
Yang,H. et al. Stratigraphic subdivision, correlation, paleofaunas, and floras of south China Mesozoic to Early Tertiary Red Beds. (In: Mesozoic and Cenozoic Red Beds of South China. Selected Papers from the "Cretaceous-Tertiary Workshop," Nanxiong, Guangdong Province) |
1998 |