| original |
Tremadocian |
Arenigian |
Algeria |
Deunff,J. et al. Palynoplanktonic correlation in the Cambro-Ordovician of the Sahara |
1961 |
| original |
Early Chesterian |
Middle Chesterian |
Oklahoma |
Harris,R.W. Palynology of the Sand Branch Member of the Caney Shale Formation, (Mississippian), of Southern Oklahoma. |
1971 |
| original |
Late Cretaceous |
|
Colorado |
Gies,T.F. Palynology of sediments boardering some Upper Cretaceous strand lines in Northwestern Colorado. |
1972 |
| original |
Pleistocene |
|
Pacific(E.China Sea) |
Song,Z.-C. et al. A research on Cenozoic palynology of the Longjing structural area in the shelf basin of the East China Sea (Donghai) region. |
1985 |
| details |
Precambriam |
|
India(Madhya Pradesh) |
Shanmukhappa,M. et al. Precambrian (Proterozoic) acritarchs from sub-surface Vindhyan Sequence, Jabera Well-I, Madhya Pradesh. |
1996 |