| original |
Early Devonian |
|
China(Kweichow) |
Kao,L. et al. Early and Middle Devonian spore assemblages from Tushan and Duyun of Kweichow and their stratigraphical significane. |
1975 |
| original |
Desmoinesian |
|
Oklahoma |
Bordeau,K.V. Palynology of the Drywood Coal (Pennsylvanian) of Oklahoma. |
1964 |
| original |
Desmoinesian |
|
Oklahoma |
Davis,P.N. Palynology of the Rowe Coal (Pennsylvanian) of Oklahoma |
1961 |
| details |
Cretaceous |
|
Czechoslovakia |
Havlena,V. Plant spores of the Carboniferous Cannel Coal Pebbles from the Carpathian Cretaceous. |
1957 |
| details |
Carboniferous |
|
Czechoslovakia |
Havlena,V. Plant spores of the Carboniferous Cannel Coal Pebbles from the Carpathian Cretaceous. |
1957 |
| details |
Middle Pennsylvanian |
|
Oklahoma |
Dolly,E.D. Palynology of the Bevier Coal (Pennsylvanian ) of Oklahoma. |
1965 |
| 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 |
Middle Desmoinesian |
|
Illinois |
Pfefferkorn,H.W. et al. Some fern-like fructifications and their spores from the Mazon Creek compression flora of Illinois (Pennsylvanian). |
1971 |
| details |
Nd |
|
Nd |
Loboziak,S. The micro and megaspores of the western part of the northern Coal Basin of France. |
1971 |
| details |
Virgilian |
|
Texas |
Stone,J.F. Palynology of the Eddleman Coal, (Pennsylvanian), of North-Central Texas. |
1969 |
| details |
Pennsylvanian |
|
Oklahoma |
Branson,C.C. et al. Fossils in Mcintosh County. |
1967 |
| details |
Desmoinesian |
|
Iowa |
Schemel,M.P. Small spores of the Mystic Coal of Iowa. |
1951 |
| details |
Pennsylvanian |
|
Oklahoma |
Clarke,R.T. Palynology of the Secor Coal (Pennsylvanian) of Oklahoma |
1961 |
| details |
Middle Pennsylvanian |
|
Kansas |
Bond,T.A. Palynology of the Weir-Pittsburg Coal (Pennsylvanian) of Oklahoma and Kansas. |
1963 |
| details |
Middle Pennsylvanian |
|
Oklahoma |
Bond,T.A. Palynology of the Weir-Pittsburg Coal (Pennsylvanian) of Oklahoma and Kansas. |
1963 |
| details |
Pennsylvanian |
|
Oklahoma |
Ruffin,J.H. Palynology of the Tebo Coal (Pennsylvanian) of Oklahoma |
1961 |