| details |
Early Givetian |
|
Libya |
Streel,M. et al. Acritarch, chitinozoan and spore stratigraphy from the Middle and Late Devonian of northeast Libya. (In: The Subsurface Palynostratigraphy of Northeast Libya. Special Publication of the University of Garryounis, Libya. E.Arnauti et al, editors) |
1989 |
| 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 |
Middle Eifelian |
|
Canada(New Brunswick) |
Bradley,D.C. et al. Migration of the Acadian Orogen and Foreland Basin Across the Northern Appalachians of Maine and adjacent areas. |
2000 |