| original |
Frasnian |
|
Spitsbergen |
Vigran,J.O. Spores from Devonian deposits, Mimerdalen, Spitsbergen |
1964 |
| details |
Frasnian |
|
Spitsbergen |
Streel,M. Lower Devonian spores from Belgium and their stratigraphic significance |
1967 |
| details |
Devonian |
|
Nd |
Gensel,P.G. Devonian in situ, spores: A survey and discussion. |
1980 |
| details |
Nd |
|
Nd |
McGregor,D.C. Lower and Middle Devonian spores of eastern Gaspe, Canada.1.Systematics. |
1973 |
| details |
Nd |
|
Nd |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |
| details |
Nd |
|
Nd |
Edwards,D. et al. In situ, pollen and spores in plant evolution. 14A -Review of in situ, spores in early land plants. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Pragian |
Early Emsian |
France(Mayenne) |
Le H©riss©,A. Lower Devonian spores of the Laval Synclinorium (Massif Armoricain) |
1983 |
| details |
Emsian |
Late Devonian |
Belgium |
Streel,M. Lower Devonian spores from Belgium and their stratigraphic significance |
1967 |