| details |
Nd |
|
Nd |
Yang,J. et al. Megaspores and their geological significance. |
1985 |
| details |
Late Givetian |
Middle Frasnian |
Canada(Arctic) |
Whiteley,M.J. Givetian and Frasnian spores from the Key Point Well, Parry Islands, Arctic Canada. |
1980 |
| details |
Givetian |
|
Poland |
Turnau,E. Miospore stratigraphy of Middle Deovnian deposits from Western Pomerania. |
1996 |
| details |
Emsian |
Givetian |
W.Germany(Rhineland) |
Tiwari,R.S. et al. Palynological studies in the Lower and Middle Devonian of the Prum Syncline, Eifel (Germany). |
1975 |
| details |
Middle Frasnian |
|
France(Pas-de-Calais) |
Taugourdeau-Lantz,J. Spores from the Frasnian of an authorized region, the Boulonnais. |
1971 |
| details |
Frasnian |
|
Canada |
Richardson,J.B. Report of Subgroup 13B on Devonian and Lower Carboniferous. |
1962 |
| details |
Givetian |
Frasnian |
Africa |
Richardson,J.B. Report of Subgroup 13B on Devonian and Lower Carboniferous. |
1962 |
| details |
Givetian |
Frasnian |
England |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Givetian |
Frasnian |
Wales |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Givetian |
Frasnian |
Canada |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Givetian |
|
Spitsbergen |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Givetian |
Frasnian |
USSR(Russian Platform) |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Frasnian |
|
England |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Frasnian |
|
Wales |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Devonian |
|
Scotland |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Nd |
|
Spitsbergen |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Devonian |
|
Spitsbergen |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |