| details |
Valanginian |
Barremian |
China(Liaoning) |
Yu,J. et al. Sporo-pollen assemblages from the upper part of the Rehe Group, Liaoning Province |
1986 |
| details |
Valanginian |
|
China(Liaoning) |
Yu,J. et al. Sporo-pollen assemblages from the upper part of the Rehe Group, Liaoning Province |
1986 |
| details |
Late Barremian |
Early Albian |
China(Liaoning) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| 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 Albian |
|
Oklahoma |
Wingate,F.H. Plant microfossils from the Denton Shale Member of the Bokchito Formation, (Lower Cretaceous, Albian) in Southern Oklahoma. |
1980 |
| details |
Early Cretaceous |
|
Oklahoma |
Wingate,F.H. Palynology of the Denton Shale (Lower Cretaceous), of southeastern Oklahoma. |
1974 |
| original |
Late Cretaceous |
|
Wyoming |
Upshaw,C.F. Occurence of Aequitriradites in the Upper Cretaceous of Wyoming. |
1963 |
| details |
Late Turonian |
|
Canada(Alberta) |
Sweet,A.R. et al. Late Turonian marine and nonmarine palynomorphs from the Cardium Formation, North Central Alberta Foothills, Canada. (In: Sequences, stratigraphy, sedimentology; surface and subsurface. D.P.James and D.A.Leckie, editors) |
1988 |
| details |
Maastrichtian |
|
Canada(Alberta) |
Srivastava,S.K. Systematic description of some spores from the Edmonton Formation (Maestrichtian), Alberta, Canada. |
1972 |
| details |
Middle Triassic |
|
China(Guizhou) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |
| details |
Middle Triassic |
|
China(Hupei) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |
| details |
Jurassic |
|
China(N.China) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |