details |
Pennsylvanian |
|
Kentucky |
Peppers,R.A. Palynology and correlations of some coals in the Tradewater Formation (Pennsylvanian) in western Kentucky, and in the Abbott Formation in southeastern Illinois. |
1977 |
details |
Pennsylvanian |
|
Illinois |
Peppers,R.A. Palynology and correlations of some coals in the Tradewater Formation (Pennsylvanian) in western Kentucky, and in the Abbott Formation in southeastern Illinois. |
1977 |
details |
Desmoinesian |
|
Pennsylvania |
Kosanke,R.M. et al. Late Pennsylvanian climate changes and palynomorph extinctions |
1996 |
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 |
Desmoinesian |
|
Oklahoma |
Wilson,L.R. et al. Plant microfossils of the Croweburg Coal. |
1956 |
details |
Pennsylvanian |
|
Oklahoma |
Wilson,L.R. Palynological assemblage resemblance in the Crowburg Coal of Oklahoma. |
1964 |
details |
Early Desmoinesian |
|
Kentucky |
Eble,C.F. et al. Observations on the palynology, petrography and geochemistry of Western Kentucky Number 4 Coal Bed |
1999 |
details |
Early Pennsylvanian |
|
West Virginia |
Dolph,G.E. The estimation of species richness in Pennsylvanian Coal Swamp communities. (In: Laboratory Exercises in Cell and Molecular Biology, Genetics, and Development. J.C.Glase, editor) |
1996 |
details |
Westphalian C |
|
Germany(Rhineland) |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |
details |
Westphalian |
|
China(Ningsia Hui) |
Wang,Y.-D. Westphalian sporo-pollen assemblages from the Upper Carboniferous in Zhongwei, Ningxia. |
1995 |