| details |
Recent |
|
Nd |
Potonie,R. Position of the Paleozoic spore genera in the natural system. |
1954 |
| original |
Late Carboniferous |
|
W.Germany(N.Rhine) |
Potonie,R. et al. The genera of Paleozoic sporae dispersae and their stratigraphy. |
1954 |
| details |
Middle Chesterian |
Early Desmoinesian |
North America |
Hoffmeister,W.S. et al. Geologic range of Paleozoic plant spores in North America |
1955 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Carboniferous |
Permian |
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Palynological studies in the Coal Basins of Kladno and Rakovnik. |
1956 |
| details |
Late Mississippian |
Early Pennsylvanian |
USA |
Wilson,L.R. The use of fossil spores in the resolution of Mississippian stratigraphic problems. |
1959 |
| 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 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 |
Middle Namurian A |
|
Canada(British Columbia) |
Halbertsma,H.L. et al. The Mississippian-Pennsylvanian boundary from the Peace River area to the Williston Basin. |
1960 |
| details |
Middle Namurian A |
|
Canada(Alberta) |
Halbertsma,H.L. et al. The Mississippian-Pennsylvanian boundary from the Peace River area to the Williston Basin. |
1960 |
| details |
Middle Namurian A |
|
Montana |
Halbertsma,H.L. et al. The Mississippian-Pennsylvanian boundary from the Peace River area to the Williston Basin. |
1960 |
| details |
Middle Namurian A |
|
North Dakota |
Halbertsma,H.L. et al. The Mississippian-Pennsylvanian boundary from the Peace River area to the Williston Basin. |
1960 |
| details |
Westphalian |
|
USA |
Hacquebard,P.A. Palynological studies of some Upper and Lower Carboniferous strata in Nova Scotia. |
1961 |
| details |
Westphalian |
|
Europe |
Hacquebard,P.A. Palynological studies of some Upper and Lower Carboniferous strata in Nova Scotia. |
1961 |
| details |
Namurian A |
Westphalian D |
Canada(Nova Scotia) |
Hacquebard,P.A. et al. Distribution and stratigraphic significance of small spore genera in the Upper Carboniferous of the Maritime Provinces of Canada. |
1961 |
| details |
Namurian A |
Westphalian D |
Canada(Newfoundland) |
Hacquebard,P.A. et al. Distribution and stratigraphic significance of small spore genera in the Upper Carboniferous of the Maritime Provinces of Canada. |
1961 |