| details |
Westphalian C |
Westphalian D |
Canada(Nova Scotia) |
Barss,M.S. et al. Palynology and stratigraphy of some Upper Pennsylvanian and Permian rocks of the Maritime Provinces |
1963 |
| details |
Westphalian C |
Westphalian D |
Canada(New Brunswick) |
Barss,M.S. et al. Palynology and stratigraphy of some Upper Pennsylvanian and Permian rocks of the Maritime Provinces |
1963 |
| details |
Westphalian C |
|
Turkey |
Artuz,S. About genus Torispora, (Balme, 1952). |
1962 |
| details |
Westphalian C |
|
Canada(Nova Scotia) |
Hacquebard,P.A. Palynological studies of some Upper and Lower Carboniferous strata in Nova Scotia. |
1961 |
| details |
Westphalian C |
|
Canada(PEI) |
Hacquebard,P.A. Palynological studies of some Upper and Lower Carboniferous strata in Nova Scotia. |
1961 |
| details |
Pennsylvanian |
|
Indiana |
Gray,H.H. et al. Elementary statistics applied to palynologic identification of Coal Beds. |
1961 |
| details |
Carboniferous |
|
England(Staffordshire) |
Alpern,B. Some Current problems of Coal palynology. |
1960 |
| details |
Westphalian D |
|
W.Germany(Saarland) |
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 C |
W.Germany(Saarland) |
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 C |
W.Germany(N.Rhine) |
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 D |
|
W.Germany(N.Rhine) |
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 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 |
Westphalian B |
Westphalian C |
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 |
Namurian |
Early Westphalian |
England(Staffordshire) |
Neves,R. Upper Carboniferous plant spore assemblages from the Gastrioceras Subcrenatum horizon, North Staffordshire. |
1958 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Late Morrowan |
Early Desmoinesian |
North America |
Hoffmeister,W.S. et al. Geologic range of Paleozoic plant spores in North America |
1955 |
| details |
Recent |
|
Nd |
Potonie,R. Position of the Paleozoic spore genera in the natural system. |
1954 |