| original |
Givetian |
|
Australia(Queensland) |
de Jersey,N.J. Devonian spores from the Adavale Basin |
1966 |
| details |
Late Eifelian |
Early Givetian |
Australia(Queensland) |
Pickett,J.W. et al. Correlation of the Middle Devonian Formations of Australia |
1972 |
| details |
Givetian |
|
South Africa |
Stapleton,R.P. Carbonized Devonian spores from South Africa. |
1977 |
| 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 |
Tournaisian |
|
South Africa |
Streel,M. et al. The Devonian-Carboniferous boundary in South Africa and the age of the earliest episode of the Dwyka glaciation: New palynological result. |
1999 |