| original |
Middle Pennsylvanian |
|
Iowa |
Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa |
1986 |
| details |
Atokan |
Early Desmoinesian |
Illinois |
Peppers,R.A. Correlation of the "Boskydell Sandstone" and other sandstone containing marine fossils in Southern Illinois using palynology of adjacent coal beds. |
1993 |
| details |
Middle Westphalian D |
|
Kentucky |
Hower,J.C. et al. Petrology and palynology of the No.5 Block Coal Bed, Northeastern Kentucky |
1994 |
| details |
Early Atokan |
|
Indiana |
Peppers,R.A. Palynological correlation of major Pennsylvanian, (Middle and Upper Carboniferous), chronostratigraphic boundaries in Illinois and other Acoal Basins. |
1996 |
| details |
Late Morrowan |
Early Atokan |
Illinois |
Peppers,R.A. Palynological correlation of major Pennsylvanian, (Middle and Upper Carboniferous), chronostratigraphic boundaries in Illinois and other Acoal Basins. |
1996 |
| details |
Early Atokan |
Late Atokan |
Kentucky |
Peppers,R.A. Palynological correlation of major Pennsylvanian, (Middle and Upper Carboniferous), chronostratigraphic boundaries in Illinois and other Acoal Basins. |
1996 |
| details |
Atokan |
|
Tennessee |
Peppers,R.A. Palynological correlation of major Pennsylvanian, (Middle and Upper Carboniferous), chronostratigraphic boundaries in Illinois and other Acoal Basins. |
1996 |
| details |
Westphalian D |
|
Kansas |
Peppers,R.A. Palynology of the Lost Branch Formation of Kansas: New insight the major floral transition at the Middle - Upper Pennsylvanian boundary. |
1997 |