| details |
Atokan |
Early Desmoinesian |
Illinois |
Peppers,R.A. Development of Coal-Forming floras during the Early Part of the Pennsylvanian in Theillinois Basin. |
1979 |
| details |
Westphalian D |
|
Indiana |
Eggert,D.L. et al. Environments of deposition coal balls, Cuticular Shale and Grey-Shale floras in Fountain and Parke Counties, Indiana. |
1982 |
| details |
Westphalian C |
|
Illinois |
Phillips,T.L. et al. Changing patterns of Pennsylvanian Coal swamp vegetation and implications of climatic control on coal occurrence |
1984 |
| details |
Westphalian C |
|
Tennessee |
Phillips,T.L. et al. Changing patterns of Pennsylvanian Coal swamp vegetation and implications of climatic control on coal occurrence |
1984 |
| details |
Late Westphalian C |
|
West Virginia |
Eble,C.F. et al. Characteristic small spores of the Coalburg Coal, (Upper Pottsville, Pennsylvanian), in West Virginia. |
1984 |
| details |
Middle Pennsylvanian |
|
Iowa |
Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa |
1986 |
| details |
Middle Pennsylvanian |
|
Pennsylvania |
Ruppert,L.F. et al. Effects of Detrital Influx in the Pennsylvanian Upper Freeport Peat Swamp. |
1991 |
| details |
Pennsylvanian |
|
USA(Appalachian Bn.) |
Eble,C.F. Paleoecology of Pennsylvanian Coal Beds in the Appalacian Basin. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |