| original |
Early Pennsylvanian |
|
Illinois |
Kosanke,R.M. Pennsylvanian spores of Illinois and their use in correlation. |
1950 |
| details |
Chesterian |
|
Illinois |
Hoffmeister,W.S. et al. Mississippian plant spores from the Hardinsburg Formation of Illinois and Kentucky. |
1955 |
| details |
Chesterian |
|
Kentucky |
Hoffmeister,W.S. et al. Mississippian plant spores from the Hardinsburg Formation of Illinois and Kentucky. |
1955 |
| details |
Namurian A |
Namurian C |
Poland |
DybovЎ,S. et al. Microspores of the Upper Silesian Coal Measures. |
1957 |
| details |
Namurian A |
Namurian C |
Poland |
DybovЎ,S. et al. Microspore zones in Upper Silesian productive Carboniferous. |
1957 |
| details |
Pennsylvanian |
|
Illinois |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 2 |
1958 |
| details |
Namurian |
Early Westphalian |
England(Staffordshire) |
Neves,R. Upper Carboniferous plant spore assemblages from the Gastrioceras Subcrenatum horizon, North Staffordshire. |
1958 |
| details |
Namurian A |
Namurian C |
Czechoslovakia |
DybovЎ,S. Problems of the boundary between the Namurian and Westphalian in the productive Carboniferous of Ostrava-Karvina Region |
1958 |
| details |
Westphalian A |
|
Illinois |
DybovЎ,S. et al. Microsporic correlation of the Synclinal Group Deposits in the Upper Silesian Basin, with the Coal Measures Groups of the Illinois, (USA). (In: Contributions to the Geology of the Silesian and Cracovian Regions. Volume 6. |
1960 |
| details |
Late Namurian A |
Namurian C |
Poland |
DybovЎ,S. et al. Microsporic correlation of the Synclinal Group Deposits in the Upper Silesian Basin, with the Coal Measures Groups of the Illinois, (USA). (In: Contributions to the Geology of the Silesian and Cracovian Regions. Volume 6. |
1960 |
| details |
Visean |
|
Scotland |
Love,L.G. Assemblages of small spores from the Lower Oil-Shale Group of Scotland. |
1960 |
| details |
Allegheny |
|
Pennsylvania |
Frederiksen,N.O. Sporomorphs of the Brookville Seam near Brookville, Pennsylvania. |
1961 |
| details |
Cretaceous |
|
Poland |
Turnau,E. The age of coal fragments from the Cretaceous deposits in the Outer Carpathians, determined on miospores. |
1962 |
| details |
Nd |
|
Nd |
Jansonius,J. et al. Late Paleozoic saccate pollen |
1962 |
| details |
Pennsylvanian |
|
Kansas |
Urban,J.B. Palynology of the mineral Coal (Pennsylvanian) of Oklahoma and Kansas. |
1962 |
| details |
Pennsylvanian |
|
Oklahoma |
Urban,J.B. Palynology of the mineral Coal (Pennsylvanian) of Oklahoma and Kansas. |
1962 |
| details |
Chesterian |
|
Oklahoma |
Wiggins,V.D. Palynomorph fossils from the Goddard Formation (Mississippian) of Southern Oklahoma |
1962 |