details |
Devonian |
|
Canada |
McGregor,D.C. et al. Canadian and Australian Devonian spores: zonation and correlation |
1992 |
details |
Devonian |
|
Australia |
McGregor,D.C. et al. Canadian and Australian Devonian spores: zonation and correlation |
1992 |
details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 2 |
1958 |
details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 |
1960 |
details |
Pennsylvanian |
|
USA(Appalachian Bn.) |
Eble,C.F. Paleoecology of Pennsylvanian Coal Beds in the Appalacian Basin. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |