| original |
Desmoinesian |
|
Oklahoma |
Wilson,L.R. et al. Plant microfossils of the Croweburg Coal. |
1956 |
| details |
Early Desmoinesian |
|
New Mexico |
Carton,T.L. Pennsylvanian spores from the Sandia Formation, Santa Fe County, New Mexico. |
1959 |
| details |
Desmoinesian |
|
Kansas |
Habib,D. Palynological correlation of the Bevier and Wheeler Coals. |
1960 |
| details |
Pennsylvanian |
|
Oklahoma |
Ruffin,J.H. Palynology of the Tebo Coal (Pennsylvanian) of Oklahoma |
1961 |
| details |
Pennsylvanian |
|
Oklahoma |
Clarke,R.T. Palynology of the Secor Coal (Pennsylvanian) of Oklahoma |
1961 |
| details |
Middle Pennsylvanian |
|
Oklahoma |
Higgins,M.J. Stratigraphic position of the Coal Seam near Porter, Wagoner County, Oklahoma. |
1961 |
| details |
Middle Pennsylvanian |
|
Oklahoma |
Gibson,L.B. Palynology and paleoecology of the Iron post Coal (Pennsylvanian), of Oklahoma |
1961 |
| details |
Desmoinesian |
|
Oklahoma |
Davis,P.N. Palynology of the Rowe Coal (Pennsylvanian) of Oklahoma |
1961 |
| details |
Middle Pennsylvanian |
|
Oklahoma |
Bond,T.A. Palynology of the Weir-Pittsburg Coal (Pennsylvanian) of Oklahoma and Kansas. |
1963 |
| details |
Middle Pennsylvanian |
|
Kansas |
Bond,T.A. Palynology of the Weir-Pittsburg Coal (Pennsylvanian) of Oklahoma and Kansas. |
1963 |
| details |
Desmoinesian |
|
Oklahoma |
Bordeau,K.V. Palynology of the Drywood Coal (Pennsylvanian) of Oklahoma. |
1964 |
| details |
Pennsylvanian |
|
Oklahoma |
Urban,L.L. Palynology of the Drywood and Bluejacket Coals (Pennsylvanian) of Oklahoma. |
1965 |
| details |
Pennsylvanian |
|
Oklahoma |
Branson,C.C. et al. Fossils in Mcintosh County. |
1967 |
| details |
Desmoinesian |
|
Illinois |
Peppers,R.A. Correlation and palynology of coals in the Carbondale and Spoon Formations (Pennsylvanian) of the northeastern part of the Illinois Basin. |
1970 |
| details |
Early Pennsylvanian |
|
Michigan |
Venkatachala,B.S. et al. Pollen and spores from the Pre-Verne Cyclical Formation of the Saginaw Group, Grande Ledge, Michigan, USA. |
1971 |
| details |
Late Westphalian D |
Early Stephanian A |
Spain |
Diez,M.D.C.R. Illustration of miospores from the Carboniferous), of Asturias, Spain. |
1978 |
| details |
Westphalian A |
Westphalian B |
Europe |
Butterworth,M.A. Upper Carboniferous. (In: Pollen and Spore Biostratigraphy of the Phanerozoic in Northwest Europe) |
1984 |