| original |
Desmoinesian |
|
Illinois |
Peppers,R.A. Correlation and palynology of coals in the Carbondale and Spoon Formations (Pennsylvanian) of the northeastern part of the Illinois Basin. |
1970 |
| details |
Wolfcampian |
|
Arizona |
Blazey,E.B. Fossil flora of the Mogollon Rim |
1971 |
| details |
Late Wolfcampian |
|
Texas |
Gupta,S. Miofloral succession and interpretation of the Base of the Permian system in the eastern Shelf of North Central Texas, USA. |
1977 |
| details |
Westphalian D |
|
Bulgaria |
Latcheva,J. et al. Two important palynological correlation markers in the Westphalian of Dobrudza Coal Basin |
1984 |
| details |
Early Permian |
|
India(Arunachal Pradesh) |
Dutta,S.K. et al. Palynology of the Permian sediments in Kameng District, Arunachal Pradesh. |
1988 |
| details |
Late Carboniferous |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Namurian |
|
China(Kansu) |
Zhu,H. A revised palynological Sub-Division of the Namurian of Jingyuan, Northwest China |
1993 |