| original |
Stephanian B |
|
France |
Pi-Radondy,M. et al. New spores of the Stephanian, (French Massif Central). |
1968 |
| details |
Stephanian |
Autunian |
Algeria |
Doubinger,J. et al. Depositional evidence of an Autunian "Flora Mixture" in the Bechar-Abadla Basin, (Algerian Western Sahara). |
1983 |
| details |
Autunian |
|
France(Pyrenees,Hautes) |
Broutin,J. et al. Macroflora and microflora of the Autunian formations situated between Realmont, Najac and Gresigne Massif (Quercy and Albi area, France). |
1983 |
| details |
Autunian |
|
France(Quercy) |
Broutin,J. et al. Macroflora and microflora of the Autunian formations situated between Realmont, Najac and Gresigne Massif (Quercy and Albi area, France). |
1983 |
| details |
Desmoinesian |
|
Iowa |
Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa |
1986 |