details |
Late Devonian |
|
France(Ardennes) |
Brice,D. et al. Biostratigraphic details relative to the Upper Devonian of Ferques, (Boulonnais). |
1980 |
details |
Middle Frasnian |
Famennian |
France(Ardennes) |
Loboziak,S. et al. Miospores in Middle - Upper Frasnian to Famennian sediments partly dated by conodonts, (Boulonnais, France). |
1981 |
details |
Late Frasnian |
|
France(Boulonnais) |
Loboziak,S. et al. Miospores and acritarchs of the Hydrequent Formation (Upper Frasnian to Lower Famennian, Boulonnais, France). |
1983 |
details |
Famennian |
|
China(Tibet) |
Lu,L.-C. et al. Upper Devonian acritarchs and spores from the Hongguleleng Formation, Hefeng District in Xinjiang, China. |
1988 |