| original |
Pennsylvanian |
|
Illinois |
Kosanke,R.M. Wilsonites, new name for Wilsonia, Kosanke,1950. |
1959 |
| 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 |
Early Westphalian B |
|
W.Germany(N.Rhine) |
Schweitzer,H.J. et al. The dispersed spores of the Essener Layers (Lower Westphalian B) in the eastern Ruhr area and their usefulness for Seam comparison |
1991 |
| details |
Westphalian A |
|
Spain |
Moore,L.R. et al. The stratigraphy of Namurian and Westphalian rocks in the Villamanin area of northern Leon, northwest Spain. |
1971 |
| details |
Westphalian B |
|
Spain |
Moore,L.R. et al. The stratigraphy of Namurian and Westphalian rocks in the Villamanin area of northern Leon, northwest Spain. |
1971 |
| details |
Westphalian C |
|
Spain |
Moore,L.R. et al. The stratigraphy of Namurian and Westphalian rocks in the Villamanin area of northern Leon, northwest Spain. |
1971 |
| details |
Pennsylvanian |
|
Kentucky |
Kosanke,R.M. Palynological studies of the Coals of the Princess Reserve District in northeastern Kentucky |
1973 |
| details |
Late Pennsylvanian |
|
West Virginia |
Clendening,J.A. Palynological evidence for a Pennsylvanian age assignment of the Dunkard Group in the Appalachian Basin. |
1974 |
| details |
Pennsylvanian |
|
Pennsylvania |
Clendening,J.A. Palynological evidence for a Pennsylvanian age assignment of the Dunkard Group in the Appalachian Basin. |
1974 |
| details |
Late Pennsylvanian |
|
West Virginia |
Clendening,J.A. Stratigraphic placement of the Dunkard according to palynological assemblages. |
1972 |
| details |
Late Pennsylvanian |
|
Pennsylvania |
Clendening,J.A. Stratigraphic placement of the Dunkard according to palynological assemblages. |
1972 |
| details |
Westphalian A |
Westphalian C |
United Kingdom |
Smith,A.H.V. et al. Miospores in the coal seams of the Carboniferous of Great Britain. |
1967 |
| details |
Nd |
|
Nd |
Smith,A.H.V. et al. Miospores in the coal seams of the Carboniferous of Great Britain. |
1967 |
| details |
Westphalian |
|
Germany(Rhineland) |
Grebe,H. The distribution of the miospores in the Ruhr Carboniferous from the Bochumer to the Dorstner Beds (Westphalian A-C) |
1972 |
| details |
Early Pennsylvanian |
|
Michigan |
Venkatachala,B.S. et al. Pollen and spores from the Pre-Verne Cyclical Formation of the Saginaw Group, Grande Ledge, Michigan, USA. |
1971 |
| details |
Late Pennsylvanian |
|
Kentucky |
Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky |
1961 |
| details |
Late Pennsylvanian |
|
Illinois |
Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky |
1961 |