| details |
Namurian B |
Westphalian A |
Iowa |
Ravn,R.L. et al. A Morrowan, (Upper Carboniferous), miospore flora from eastern Iowa, USA. |
1982 |
| details |
Late Desmoinesian |
|
Illinois |
Phillips,T.L. et al. Paleoecology of Middle Pennsylvanian age coal swamps in Southern Illinois/Herrin Coal Member at Sahara Mine No.6. |
1981 |
| details |
Morrowan |
|
Kentucky |
Ettensohn,F.R. et al. Palynology and biostratigraphy of Pennington Shales and Coals (Chesterian) at selected sites in northeastern Kentucky. |
1979 |
| details |
Westphalian |
|
Illinois |
Phillips,T.L. Reproduction of Heterosporous Arborescent Lycopods in the Mississippian-Pennsylvanian of Euramerica. |
1979 |
| details |
Westphalian |
|
Kentucky |
Phillips,T.L. Reproduction of Heterosporous Arborescent Lycopods in the Mississippian-Pennsylvanian of Euramerica. |
1979 |
| 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 |
Pennsylvanian |
|
Iowa |
Ravn,R.L. An introduction to the stratigraphic palynology of the Cherokee Group (Pennsylvanian) coals of Iowa. |
1979 |
| details |
Middle Pennsylvanian |
|
Kentucky |
Leisman,G.A. et al. Megasporangiate and microsporangiate cones of Achlamydocarpon varius, from the Middle Pennsylvanian. |
1979 |
| details |
Pennsylvanian |
|
Kentucky |
Courvoisier,J.M. et al. Correlation of spores from Pennsylvanian Coal-Ball fructifications with dispersed spores. |
1975 |
| details |
Desmoinesian |
|
Oklahoma |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 5. Supplement to all Groups (Turmae). |
1970 |
| details |
Pennsylvanian |
|
Oklahoma |
Branson,C.C. et al. Fossils in Mcintosh County. |
1967 |
| original |
Desmoinesian |
|
Oklahoma |
Urban,L.L. Cappasporites, a new Pennsylvanian spore genus from the Desmoines Series of Oklahoma. |
1966 |
| details |
Desmoinesian |
|
Oklahoma |
Urban,L.L. Cappasporites, a new Pennsylvanian spore genus from the Desmoines Series of Oklahoma. |
1966 |