| details |
Morrowan |
|
Iowa |
Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa |
1986 |
| details |
Namurian A |
Early Westphalian A |
W.Germany(Baden) |
Dжring,H. Sporologic investigations. (In: New Information on the Geology of the Suplinger Schichten, Flechtinger Scholle. H. Paech et al, authors.) |
1973 |
| details |
Westphalian A |
Westphalian B |
Europe |
Loboziak,S. et al. Westphalian stratigraphy of Western Europe and Poland in the light of palynological studies microspores. |
1976 |
| details |
Westphalian A |
|
Poland |
Loboziak,S. et al. Westphalian stratigraphy of Western Europe and Poland in the light of palynological studies microspores. |
1976 |
| details |
Westphalian A |
|
W.Germany(N.Rhine) |
Streel,M. et al. Westphalian A and B miospore zone in boreholes from Inde and Wu Synclines and the Erkelenz Horst near Aachen, Federal Republic Germany |
1991 |
| details |
Early Westphalian C |
|
Turkey |
Agrali,B. et al. New forms of spores and pollen occuring in some Turkish Carboniferous and Tertiary Coal Beds |
1965 |