| details |
Early Frasnian |
Middle Frasnian |
Canada(Arctic) |
Whiteley,M.J. Frasnian and Givetian miospores from the Key Point Well, Parry Islands, Arctic Canada. (In: A Field Guide to Selected Outcrop Area of the Devonian of Scotland, the Welsh Borderland and South Wales. P.F.Friend and B.P.L.Williams, editors) |
1978 |
| details |
Early Frasnian |
Middle Tournaisian |
Canada(NWT,Mackenzie) |
Braman,D.R. et al. Upper Devonian-Lower Carboniferous miospore zonation of the Imperial and Tuttle Formations, Yukon and District of MacKenzie, Canada |
1984 |
| details |
Early Frasnian |
Middle Tournaisian |
Canada(Yukon) |
Braman,D.R. et al. Upper Devonian-Lower Carboniferous miospore zonation of the Imperial and Tuttle Formations, Yukon and District of MacKenzie, Canada |
1984 |
| details |
Stephanian |
Permian |
Nd |
Alpern,B. Stratigraphic palynology of the Stephanian and Permian. |
1964 |