| details |
Namurian A |
Westphalian B |
Poland |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Westphalian B |
|
Belgium |
Dijkstra,S.J. Correlation of Coal Seams by megaspores |
1955 |
| details |
Westphalian B |
|
Netherlands |
Dijkstra,S.J. Correlation of Coal Seams by megaspores |
1955 |
| details |
Late Pottsville |
|
West Virginia |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
| details |
Late Pottsville |
|
West Virginia |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
| details |
Late Pottsville |
|
Kentucky |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
| details |
Late Pottsville |
|
Kentucky |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
| details |
Late Dinantian |
Stephanian |
Europe |
Brzozowska,M. et al. Remarks on stratigraphical range of some types of Carboniferous megaspores |
1958 |
| details |
Westphalian A |
|
Spain |
Bonet,M.C. et al. Carboniferous megaspores from Lacamocha, (Spain). |
1956 |
| details |
Westphalian A |
|
Spain |
Bonet,M.C. et al. Carboniferous megaspores from Lacamocha, (Spain). |
1956 |
| details |
Westphalian A |
|
Spain |
Bonet,M.C. et al. Carboniferous megaspores from Lacamocha, (Spain). |
1956 |
| details |
Early Liassic |
|
Denmark |
Bertelsen,F. et al. Megaspores and Ostracods from the Rhaeto-Liassic section in the Boring Rodby No 1, Southern Denmark |
1970 |
| details |
Westphalian A |
|
Turkey |
Artuz,S. Spore studies of the Alimolla, Sulu and Buyuk Coal Seams in the Zonguldak Basins. |
1959 |
| details |
Early Pennsylvanian |
|
Michigan |
Arnold,C.A. Megaspores from the Michigan Coal Basin. |
1950 |