| original |
Frasnian |
|
France(Boulonnais) |
Taugourdeau-Lantz,J. First information of the Tasmanaceae of France |
1968 |
| details |
Early Famennian |
|
Belgium |
Martin,F. Upper Frasnian and Lower Famennian acritarchs from the southern margin of the Dinant Basin, Ardennes, Belgium. |
1984 |
| details |
Westphalian D |
|
Texas |
Felix,C.J. et al. An anomalous Texas palynology association |
1986 |
| details |
Early Frasnian |
Middle Frasnian |
France(Boulonnais) |
Le H©riss©,A. et al. Acritarches and Prasinophyte (Late Givetian-Middle Frasnian) of Ferques (Boulonnais, France). (In: The Devonian of Ferques Lower Boulonnais, (Northern France). D.Brice, editor) |
1988 |
| details |
Early Frasnian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |