| original |
Middle Pennsylvanian |
Late Pennsylvanian |
Illinois |
Kosanke,R.M. Pennsylvanian spores of Illinois and their use in correlation. |
1950 |
| details |
Westphalian |
Stephanian |
France |
Alpern,B. Succinct descriptions of the principal genera and species of pollen and spores found in the Coals of Central and eastern France. |
1956 |
| details |
Middle Zechstein |
|
W.Germany(Hesse) |
Leschik,G. Spores from the Salt Clay of the Zechstein of Neuhof (Near Fulda). |
1956 |
| details |
Zechstein |
|
W.Germany(Rhineland) |
Grebe,H. Concerning the microflora of the Zechstein of the Lower Rhine Valley. |
1957 |
| details |
Late Stephanian |
|
France(Aveyron) |
Doubinger,J. The microspores of the Decazeville Basin (Aveyron) |
1958 |
| details |
Stephanian |
Virgilian |
Illinois |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 2 |
1958 |
| details |
Late Permian |
Early Triassic |
Bulgaria |
Schirmer,H. et al. The stratigraphic position of the Evaporites of Bore Nr.5 from Provadia on the basis of Spormorph Content |
1960 |
| details |
Late Permian |
Early Triassic |
E.Germany(Magdeburg) |
Schirmer,H. et al. The stratigraphic position of the Evaporites of Bore Nr.5 from Provadia on the basis of Spormorph Content |
1960 |
| details |
Stephanian C |
|
France(Aveyron) |
Doubinger,J. Sporologic associations (Microspores) of some Stephanian and Autunian deposits |
1960 |
| details |
Stephanian |
|
Czechoslovakia |
Bohacova,M. Palynological investigation of the Kounov Seam in the Kladno-Rakovnik Basin |
1961 |
| details |
Early Autunian |
|
France(Saone-et-Loire) |
Doubinger,J. Palynological study of some samples of Autunian Schists. |
1961 |
| details |
Middle Pennsylvanian |
|
Oklahoma |
Gibson,L.B. Palynology and paleoecology of the Iron post Coal (Pennsylvanian), of Oklahoma |
1961 |
| details |
Late Pennsylvanian |
|
Illinois |
Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky |
1961 |
| details |
Late Pennsylvanian |
|
Kentucky |
Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky |
1961 |
| details |
Desmoinesian |
|
Oklahoma |
Davis,P.N. Palynology of the Rowe Coal (Pennsylvanian) of Oklahoma |
1961 |
| details |
Nd |
|
Nd |
Grebe,H. et al. The sporae dispersae of the Niederrhein Zechstein. |
1962 |
| details |
Nd |
|
Nd |
Grebe,H. et al. The sporae dispersae of the Niederrhein Zechstein. |
1962 |