| details |
Mississippian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Eifelian |
Givetian |
|
Daemon,R.F. et al. Devonian palynology and biostratigraphy of the Parana Basin. |
1967 |
| details |
Namurian A |
Namurian C |
Europe |
Butterworth,M.A. Upper Carboniferous. (In: Pollen and Spore Biostratigraphy of the Phanerozoic in Northwest Europe) |
1984 |
| details |
Givetian |
|
France(Boulonnais) |
Brice,D. et al. New biostratigraphic data on the Givetian and Frasnian of Ferques (Boulonnais, France). |
1979 |
| details |
Late Devonian |
|
Pennsylvania |
Ahmed,S. Miospore forms from the Upper Devonian deposits of New York State and Pennsylvania. |
1988 |
| original |
Late Devonian |
|
New York |
Ahmed,S. Miospore forms from the Upper Devonian deposits of New York State and Pennsylvania. |
1988 |