| details |
Westphalian B |
Westphalian C |
Germany |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |
| details |
Desmoinesian |
|
Missouri |
Jones,D.H. Palynology of the Bevier Coal of Missouri. |
1957 |
| details |
Pennsylvanian |
|
Oklahoma |
Clarke,R.T. Palynology of the Secor Coal (Pennsylvanian) of Oklahoma |
1961 |
| original |
Desmoinesian |
|
Oklahoma |
Bordeau,K.V. Palynology of the Drywood Coal (Pennsylvanian) of Oklahoma. |
1964 |
| details |
Nd |
|
Nd |
Smith,A.H.V. et al. Miospores in the coal seams of the Carboniferous of Great Britain. |
1967 |
| details |
Atokan |
|
Iowa |
Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa |
1986 |