| original |
Middle Pennsylvanian |
|
Illinois |
Kosanke,R.M. Pennsylvanian spores of Illinois and their use in correlation. |
1950 |
| details |
Westphalian C |
|
Canada(Nova Scotia) |
Somers,G. A preliminary study of the spores from the Phalen Seam in the New Waterford District, Sydney Coal-Field, Nova Scotia. |
1952 |
| details |
Namurian B |
Westphalian C |
Poland |
DybovЎ,S. et al. Microspores of the Upper Silesian Coal Measures. |
1957 |
| details |
Middle Pennsylvanian |
|
Illinois |
DybovЎ,S. et al. Microspores of the Upper Silesian Coal Measures. |
1957 |
| details |
Westphalian B |
|
Illinois |
DybovЎ,S. et al. Microsporic correlation of the Synclinal Group Deposits in the Upper Silesian Basin, with the Coal Measures Groups of the Illinois, (USA). (In: Contributions to the Geology of the Silesian and Cracovian Regions. Volume 6. |
1960 |
| details |
Late Pennsylvanian |
|
Illinois |
Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky |
1961 |
| details |
Late Pennsylvanian |
|
Kentucky |
Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky |
1961 |
| details |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
| details |
Middle Pennsylvanian |
|
Illinois |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
| 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 B |
|
China |
Gao,L. Carboniferous spore assemblages in China. (In: Biostratigraphy. P.K.Sutherland and W.L.Manger, editors) |
1984 |
| details |
Middle Pennsylvanian |
|
Iowa |
Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa |
1986 |
| details |
Middle Pennsylvanian |
|
Illinois |
Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa |
1986 |