details |
Early Stephanian |
|
Czechoslovakia |
KalibovЎ,M. Spores from the Upper Red Formation (Late Paleozoic) in the Klado-Rakovnik Basin and beneath the Bohemian Cretaeous. |
1970 |
details |
Missourian |
|
Texas |
Gupta,S. Miospores from the Desmoinesian-Missourian boundary Formations of Texas and the age of the Salesville Formation |
1970 |
original |
Stephanian B |
Stephanian C |
USA |
Clendening,J.A. Sporological evidence on the geological age of the Dunkard strata in the Appalachian Basin. |
1970 |
details |
Late Westphalian B |
Early Westphalian C |
France(Lorraine) |
Loboziak,S. The micro and megaspores of the western part of the northern Coal Basin of France. |
1971 |
details |
Desmoinesian |
Early Missourian |
Iowa |
Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa |
1986 |
details |
Late Pennsylvanian |
|
West Virginia |
Kosanke,R.M. Palynological analyses of Upper Pennsylvanian Coal Beds and adjacent strata from the proposed Pennsylvanian system stratotype in West Virginia |
1988 |