| details |
Pennsylvanian |
|
Iowa |
Ravn,R.L. An introduction to the stratigraphic palynology of the Cherokee Group (Pennsylvanian) coals of Iowa. |
1979 |
| details |
Conemaugh |
Monongahela |
Kentucky |
Ravn,R.L. An introduction to the stratigraphic palynology of the Cherokee Group (Pennsylvanian) coals of Iowa. |
1979 |
| details |
Middle Pennsylvanian |
|
Iowa |
Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa |
1986 |
| details |
Late Westphalian B |
Early Westphalian D |
Kentucky |
Eble,C.F. et al. Palynologic and petrographic characteristics of two Middle Pennsylvanian Coal Beds and a probable modern Analogue. (In: Modern and Ancient Coal Forming Environments. J.C.Cobb and C.B.Cecil, editors) |
1993 |
| details |
Late Westphalian B |
Early Westphalian D |
West Virginia |
Eble,C.F. et al. Palynologic and petrographic characteristics of two Middle Pennsylvanian Coal Beds and a probable modern Analogue. (In: Modern and Ancient Coal Forming Environments. J.C.Cobb and C.B.Cecil, editors) |
1993 |
| details |
Late Pennsylvanian |
|
Illinois |
Willard,D.A. et al. Paleobotany and palynology of the Bristol Hill Coal Member (Bond Formation) and Friendsville Coal Member (Mattoon Formation) of the Illinois Basin (Upper Pennsylvanian) |
1994 |
| details |
Middle Westphalian D |
|
Kentucky |
Hower,J.C. et al. Petrology and palynology of the No.5 Block Coal Bed, Northeastern Kentucky |
1994 |
| details |
Late Westphalian B |
|
Kentucky |
Eble,C.F. et al. Paleoecology of the Fire Clay Coal Bed in a portion of the eastern Kentucky Coal Field. |
1994 |
| details |
Early Morrowan |
|
Virginia |
Pierce,B.S. et al. Comparison of the petrography, palynology and paleobotany of the Little Fire Creek Coal Bed, Southwestern Virginia, USA. |
1994 |
| details |
Late Pennsylvanian |
|
Ohio |
Dimichele,W.A. et al. A Drowned Lycopsid Forest above the Mahoning Coal (Conemaugh Group, Upper Pennsylvanian) in eastern Ohio, USA |
1996 |
| details |
Westphalian D |
|
Canada(Nova Scotia) |
Calder,J.H. et al. The Westphalian D fossil Lepidodendrid Forest at the Table Head, Sydney Basin, Nova Scotia: Sedimentology, paleoecology and floral response to the changing edaphic conditions. |
1996 |
| details |
Missourian |
|
Indiana |
Lesnikowska,A.D. et al. Two new species of Scolecopteris (Marattiales), sources of Torispora securis Balme and Thymospora thiessenii (Kosanke) Wilson et Venkatachala. |
1997 |