| details |
Stephanian A |
Stephanian B |
Illinois |
Bharadwaj,D.C. Sporological evidence on the boundaries of the stratigraphical subdivisions in the Upper Pennsylvanian strata of Euope and North America. |
1960 |
| details |
Westphalian B |
Westphalian D |
Illinois |
Bharadwaj,D.C. Sporological evidence on the boundaries of the stratigraphical subdivisions in the Upper Pennsylvanian strata of Euope and North America. |
1960 |
| details |
Mississippian |
Pennsylvanian |
Tennessee |
Frederiksen,N.O. et al. The spore assemblage from the Pennington Coal. |
1959 |
| details |
Westphalian C |
|
W.Germany(N.Rhine) |
de Jersey,N.J. Jurassic spores and pollen grains from the Rosewood Coalfields. |
1959 |
| details |
Late Carboniferous |
|
Nd |
Knox,E.M. Some aspects of microspore morphology. |
1959 |
| details |
Cenomanian |
Coniacian |
Wyoming |
Upshaw,C.F. Palynology of the Frontier Formation, northwestern Wind River Basin, Wyoming. |
1959 |
| details |
Namurian |
Early Westphalian |
England(Staffordshire) |
Neves,R. Upper Carboniferous plant spore assemblages from the Gastrioceras Subcrenatum horizon, North Staffordshire. |
1958 |
| original |
Westphalian A |
Westphalian B |
Poland |
DybovЎ,S. et al. Microspores of the Upper Silesian Coal Measures. |
1957 |
| details |
Carboniferous |
|
Nd |
Remy,W. et al. Paleozoic spores obtained by the maceration of fertile ferns. |
1957 |
| details |
Late Carboniferous |
|
Czechoslovakia |
Obrhel,J. et al. Palynologically determined Carboniferous in the Region of Melnik. (Preliminary note.) |
1957 |
| details |
Late Devonian |
|
Canada(NWT) |
McGregor,D.C. Spores and other plant microfossils from selected Devonian sedimentary Formations of Canada |
1957 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Westphalian C |
|
W.Germany(N.Rhine) |
Bharadwaj,D.C. The spore genera from the Upper Carboniferous Cos of the Saar and their value in stratigraphical studies. |
1956 |
| details |
Carboniferous |
Permian |
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Palynological studies in the Coal Basins of Kladno and Rakovnik. |
1956 |
| details |
Middle Desmoinesian |
Early Permian |
North America |
Hoffmeister,W.S. et al. Geologic range of Paleozoic plant spores in North America |
1955 |
| details |
Nd |
|
Nd |
Potonie,R. Position of the Paleozoic spore genera in the natural system. |
1954 |
| details |
Late Devonian |
|
Canada(Alberta) |
Radforth,N.W. et al. Some plant microfossils important to Pre-Carboniferous stratigraphy and contributing to our knowledge of the Early Floas. |
1954 |