| details |
Middle Givetian |
|
Canada(Arctic) |
McGregor,D.C. et al. Middle Devonian miospores from the Cape de Bray, Weatherall, and Hecla Bay Formations of northeastern Melville Islad, Canadian Arctic. |
1982 |
| details |
Givetian |
|
Canada(Arctic) |
McGregor,D.C. et al. Middle Devonian miospores from the Cape de Bray, Weatherall, and Hecla Bay Formations of northeastern Melville Islad, Canadian Arctic. |
1982 |
| details |
Givetian |
|
Canada(Arctic) |
McGregor,D.C. et al. Middle Devonian miospores from the Cape de Bray, Weatherall, and Hecla Bay Formations of northeastern Melville Islad, Canadian Arctic. |
1982 |
| details |
Nd |
|
Canada(Arctic) |
Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. |
1986 |
| details |
Givetian |
Early Frasnian |
Canada |
McGregor,D.C. et al. Canadian and Australian Devonian spores: zonation and correlation |
1992 |
| details |
Nd |
|
Bolivia |
McGregor,D.C. et al. Canadian and Australian Devonian spores: zonation and correlation |
1992 |
| details |
Middle Givetian |
Early Frasnian |
Australia(W.Australia) |
Grey,K. A Middle Givetian miospore age for the onset of reef development on the Lennard Shelf, Canning Basin, Western Australia. |
1991 |
| details |
Early Frasnian |
|
Australia |
McGregor,D.C. et al. Canadian and Australian Devonian spores: zonation and correlation |
1992 |