| original |
Middle Pennsylvanian |
|
Kansas |
Bond,T.A. Palynology of the Weir-Pittsburg Coal (Pennsylvanian) of Oklahoma and Kansas. |
1963 |
| original |
Early Permian |
|
China(Shansi) |
Ouyang,S. A preliminary report on sporae dispersae from the Lower Shihhotze series of Hoku District northwest Shansi |
1964 |
| original |
Albian |
|
Canada(Alberta) |
Brideaux,W.W. Palynology of the Lower Colorado Group (Late Lower Cretaceous) and its lithological equivalents in central and west-central Alberta, Canada. |
1968 |
| original |
Late Ladinian |
Carnian |
Italy |
Eem,J.G.L.A.Van Der et al. Aspects of Middle and Late Triassic palynology.6. palynological investigations in the Ladinian and Lower Karnian of the Western Dolomites, Italy. |
1983 |
| original |
Late Cretaceous |
|
Argentina(Chubut) |
Papк,O.H. Palynology of Paso del Sapo Formation, (Upper Cretaceous), Middle Valley of Chubut River, Argentina. Pollen grains, statistics, paleoecology, and paleoenvironment. |
1989 |
| original |
Griesbachian |
|
China(Zeijing) |
Ouyang,S. et al. Palynology of Upper Permian and Lower Triassic Rocks, Meishan, Changxing County, Zhejiang Province, China. |
1990 |