| details |
Carboniferous |
|
England(Staffordshire) |
Alpern,B. Some Current problems of Coal palynology. |
1960 |
| details |
Mississippian |
Pennsylvanian |
Tennessee |
Frederiksen,N.O. et al. The spore assemblage from the Pennington Coal. |
1959 |
| details |
Recent |
|
Nd |
Potonie,R. Position of the Paleozoic spore genera in the natural system. |
1954 |
| details |
Late Westphalian B |
Late Westphalian C |
W.Germany(N.Rhine) |
Grebe,H. Fine stratigraphical investigations in the Ruhr Carboniferous. |
1962 |
| details |
Visean |
|
Canada(NWT,Franklin) |
Playford,G. et al. Upper Mississippian microflora from Axel Heiberg Island, District of Franklin. |
1963 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Early Carboniferous |
|
USSR(European) |
Lyuber,A.A. The geographic and stratigraphical distribution of the miospores of certain Late Paleozoic Form-Genera. (In: Carboniferous Stratigraphy Problems. S.V. Semichatova, editor) |
1970 |