| details |
Late Givetian |
Early Frasnian |
Canada(Arctic) |
McGregor,D.C. et al. Intra-Devonian series boundaries in Canada |
1985 |
| details |
Late Givetian |
Frasnian |
Nd |
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 |
Middle Famennian |
|
Canada(NWT,Mackenzie) |
McGregor,D.C. Appendix D; Palynomorphs. (In: Uppermost Devonian and Lower Carboniferous stratigraphy, sedimentation and diagenesis, southwestern District of MacKenzie and Southeastern Yukon Territory (Nts 95B, C, F, G). |
1989 |
| details |
Late Givetian |
Early Frasnian |
Canada(NWT,Mackenzie) |
McGregor,D.C. Appendix B. Paleontological analysis from report F1-6-1987-DCM. (In: The Pre-Mesozoic Stratigraphy and Structure of Tuktoyaktuk Peninsula. J.B.W.Wielens) |
1992 |
| details |
Frasnian |
|
Canada(Arctic) |
McGregor,D.C. et al. Canadian and Australian Devonian spores: zonation and correlation |
1992 |
| details |
Frasnian |
|
Canada(NWT,Mackenzie) |
Braman,D.R. et al. Upper Devonian and Lower Carboniferous miospores, Western District of MacKenzie and Yukon Territory, Canada. |
1992 |
| details |
Early Givetian |
Frasnian |
Canada(Arctic) |
McGregor,D.C. Palynological correlation of Middle and Upper Devonian rocks of Melville Island, Arctic Canada. |
1994 |
| details |
Middle Givetian |
Early Frasnian |
Scotland(Orkney) |
Marshall,J.E.A. et al. Devonian marine Incursions in the Orcadian Basin, Scotland. |
1996 |
| details |
Frasnian |
|
Canada |
Playford,G. et al. Spores. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Late Frasnian |
|
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 |
| details |
Frasnian |
|
Belarus |
Obukhovskaya,T.G. Miospores of the Givetian-Frasnian boundary deposits in Belarus. |
2000 |