| details |
Late Barremian |
Albian |
China(Liaoning) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Albian |
China(Hopei) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Albian |
China(Inner Mongolia) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Albian |
China(Kansu) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Albian |
China(Sinkiang Uighur) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Albian |
China(Shansi) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Albian |
China(Tsinghai) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Early Cretaceous |
|
Oklahoma |
Wingate,F.H. Palynology of the Denton Shale (Lower Cretaceous), of southeastern Oklahoma. |
1974 |
| details |
Middle Albian |
Late Albian |
Alaska(North Slope) |
Wiggins,V.D. Palynological investigation of an Albian sample from the North Slope of Alaska. |
1972 |
| details |
Aptian |
Albian |
Atlantic Ocean |
Udintseva,O.G. Characteristics of the formation of spore-pollen spectra in Lower Cretaceous strata at Site 398, DSDP, North Atlantic, Galicia Bank. |
1983 |
| details |
Late Albian |
|
Utah |
Tschudy,R.H. et al. Palynological evaluation of Cedar Mountain and Burro Canyon Formations, Colorado Plateau. |
1984 |
| details |
Middle Albian |
Late Albian |
Wyoming |
Tingey,J.C. Palynology of the Lower Cretaceous Bear River Formation in the Overthrust Belt of southwestern Wyoming. |
1978 |
| details |
Nd |
|
Nd |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |
| details |
Middle Albian |
Late Albian |
Canada(Alberta) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Alberta. |
1971 |
| details |
Middle Albian |
|
Canada(Alberta) |
Singh,C. Stratigraphic significance of Early angiosperm pollen in the Mid-Cretaceous strata of Alberta. |
1975 |
| details |
Early Cretaceous |
|
Maryland |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Alberta. |
1971 |
| details |
Middle Albian |
Late Albian |
Canada(Saskatchewan) |
Playford,G. Palynology of the Basal Cretaceous (Swan River) strata of Saskatchewan and Manitoba |
1971 |