| original |
Late Devonian |
|
Canada(NWT,Franklin) |
Chaloner,W.G. Devonian megaspores from Arctic Canada |
1959 |
| details |
Early Triassic |
|
Canada(Arctic) |
Hills,L.V. et al. Reworked Devonian megaspores from the Triassic Bjorne Formation Melville Island, Arctic Canada |
1970 |
| details |
Late Frasnian |
|
Canada(NWT,Franklin) |
Hills,L.V. et al. Upper Devonian megaspores, northeastern Banks Island, NWT. |
1971 |
| details |
Frasnian |
Famennian |
Canada(NWT,Mackenzie) |
Chi,B.I. et al. Stratigraphic and paleoenvironmental significance of Upper Devonian megaspores, Type Section of the Imperial Formation, Northwet Territories, Canada. |
1974 |
| details |
Givetian |
|
Libya |
Moreau-Benoit,A. Spores of the Devonian of Libya. (Part One) |
1979 |
| details |
Middle Eifelian |
Early Givetian |
Libya |
Moreau-Benoit,A. Middle and Devonian spores of western Libya-systematic palynolostratigraphic range. |
1989 |