| details |
Eifelian |
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 |
Early Eifelian |
|
USSR(Urals) |
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 |
Early Eifelian |
|
Canada(Arctic) |
McGregor,D.C. et al. Intra-Devonian series boundaries in Canada |
1985 |
| details |
Eifelian |
Early Givetian |
Northern Hemisphere |
Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. |
1986 |
| 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 |
Early Eifelian |
|
Canada(Arctic) |
Uyeno,T.T. Biostratigraphy and conodont faunas of Upper Ordovician through Middle Devonian Rocks, eastern Arctic Archipelago |
1990 |
| 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 |
Late Givetian |
|
Canada(NWT,Mackenzie) |
McGregor,D.C. et al. Appendix 1; Paleontology. (In: Subsurface geology of Pre-Mesozoic strata, Great Bear River Map area, District of MacKenzie-D.C.Pugh) |
1993 |
| details |
Late Eifelian |
Early Givetian |
Canada(Arctic) |
Barnes,C.R. et al. Appendix 3A: Palaeontology. (In: The Geology of Devon Island North 76', Canadian Arctic Archipelago (Western part of Cardigan Strait area, Prince Alfred Bay map area and parts of adjacent maps: NT: 59A, B.C. and 69A, D. U.Mayr et al, editors) |
1998 |