original |
Pennsylvanian |
|
Oklahoma |
Clarke,R.T. Palynology of the Secor Coal (Pennsylvanian) of Oklahoma |
1961 |
original |
Desmoinesian |
|
Oklahoma |
Davis,P.N. Palynology of the Rowe Coal (Pennsylvanian) of Oklahoma |
1961 |
original |
Middle Pennsylvanian |
|
Kansas |
Bond,T.A. Palynology of the Weir-Pittsburg Coal (Pennsylvanian) of Oklahoma and Kansas. |
1963 |
original |
Middle Pennsylvanian |
|
Oklahoma |
Dolly,E.D. Palynology of the Bevier Coal (Pennsylvanian ) of Oklahoma. |
1965 |
original |
Triassic |
|
Czechoslovakia |
Corna,O. Some Triassic miospores from West Carpathians. |
1969 |
original |
Stephanian B |
Stephanian C |
USA |
Clendening,J.A. Sporological evidence on the geological age of the Dunkard strata in the Appalachian Basin. |
1970 |
original |
Anisian |
|
Romania |
Antonescu,E. Study of the Anisian microflora from the Cristian Valley (Brasov). |
1970 |
original |
Kungurian |
|
China(Shensi) |
Kaiser,H. The Permian microflora of the Cathaysia Layers of Northwestern Shensi, China. |
1976 |
original |
Stephanian B |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Palynology of the Jelenice Member, (Stephanian). |
1978 |
original |
Middle Siegenian |
Late Siegenian |
W.Germany(N.Rhine) |
Volkmer,U. Palynology of the Early Devonian, (Siegenian - Emsian), in the eastern Rhineland. |
1984 |