original |
Late Frasnian |
Early Famennian |
France(Boulonnais) |
Loboziak,S. et al. Miospores and acritarchs of the Hydrequent Formation (Upper Frasnian to Lower Famennian, Boulonnais, France). |
1983 |
original |
Middle Frasnian |
Late Frasnian |
Europe |
Streel,M. et al. Spore stratigraphy and correlation with faunas and floras in the type marine Devonian of the Ardenne-Rhenish Regions |
1987 |
original |
Late Frasnian |
|
USSR(Belorussian SSR) |
Avkhimovich,V.I. et al. Devonian palynostratigraphy of the Pripyat Depression, Byelorussia. (In: Devonian of the World: Paleontology, Paleoecology and Biostratigraphy. N.J.McMillan et al, editors) |
1988 |
original |
Frasnian |
|
Euramerica |
Streel,M. et al. Paleozoic spores and pollen; Middle and Upper Devonian miospore. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |