| original |
Late Frasnian |
|
France(Pas-de-Calais) |
Taugourdeau-Lantz,J. The spores of the Frasnian of the Bas Boulonnais (France). |
1967 |
| details |
Frasnian |
|
England |
Mortimer,M.G. et al. The palynology of the Concealed Devonian rocks of Southern England. |
1972 |
| details |
Late Frasnian |
|
France(Pas-de-Calais) |
Taugourdeau-Lantz,J. Spores from the Frasnian of an authorized region, the Boulonnais. |
1971 |
| original |
Late Frasnian |
|
France(Boulonnais) |
Taugourdeau-Lantz,J. New Frasnian spores from Boulonnais (France). |
1967 |
| details |
Late Frasnian |
|
France(Boulonnais) |
Taugourdeau-Lantz,J. Spores from the Frasnian of an authorized region, the Boulonnais. |
1971 |