| details |
Westphalian A |
Westphalian C |
England(Yorkshire) |
Smith,A.H.V. et al. Miospores in the coal seams of the Carboniferous of Great Britain. |
1967 |
| details |
Early Westpalian C |
|
W.Germany(N.Rhine) |
Smith,A.H.V. et al. Miospores in the coal seams of the Carboniferous of Great Britain. |
1967 |
| details |
Nd |
|
Nd |
Loboziak,S. The micro and megaspores of the western part of the Bassin Houiller of northern France, stratigraphic applicationsin the study of several boreholes. |
1969 |
| details |
Stephanian B |
Stephanian C |
USA |
Clendening,J.A. Sporological evidence on the geological age of the Dunkard strata in the Appalachian Basin. |
1970 |
| details |
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 Pennsylvanian |
|
Pennsylvania |
Clendening,J.A. Stratigraphic placement of the Dunkard according to palynological assemblages. |
1972 |
| 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 |
Virgilian |
Gearyan |
Kansas |
Clendening,J.A. Palynological evidence for a Pennsylvanian age assignment of the Dunkard Group in the Appalachian Basin. |
1974 |
| details |
Nd |
|
Nd |
Coquel,R. Palynologic study of the coal series of the Valenciennes production unit of the North France Coal Basin. |
1974 |
| details |
Westphalian D |
Early Stephanian |
Spain |
Chўteauneuf,J.-J. Palnology of the productive layers of the Central Basin of Asturias (Spain) |
1974 |
| details |
Kungurian |
|
China(Shensi) |
Kaiser,H. The Permian microflora of the Cathaysia Layers of Northwestern Shensi, China. |
1976 |
| details |
Late Westphalian D |
Early Stephanian A |
Spain |
Diez,M.D.C.R. Illustration of miospores from the Carboniferous), of Asturias, Spain. |
1978 |
| details |
Pennsylvanian |
|
Iowa |
Ravn,R.L. An introduction to the stratigraphic palynology of the Cherokee Group (Pennsylvanian) coals of Iowa. |
1979 |
| details |
Late Namurian |
Westphalian |
Poland |
Gгrecka,T. et al. Stratigraphy of Carboniferous deposits from the Koszalin IG-1 Borehole based on palynologic studies. |
1980 |
| details |
Late Virgilian |
|
Texas |
Dickey,B.C. et al. Palynostratigraphy of the Newcastle Coal of North Central Texas, USA. |
1981 |
| details |
Westphalian A |
Westphalian D |
Kentucky |
Helfrich,C.T. Preliminary correlation of Coals of the Princess Reserve District in eastern Kentucky. (In: Coal and Coal-bearing rocks of eastern Kentucky) |
1981 |