| details |
Middle Famennian |
Late Famennian |
Ohio |
Wicander,R. A catalogue and biostratigraphic distribution of North American Devonian acritarchs. |
1983 |
| details |
Late Devonian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Late Frasnian |
Early Famennian |
Indiana |
Wicander,R. A catalogue and biostratigraphic distribution of North American Devonian acritarchs. |
1983 |
| details |
Early Devonian |
Middle Devonian |
France(Cotes du Nord) |
Lefort,J.P. et al. Discovery of Paleozoic microplankton in western Sud de La Manche. |
1970 |
| details |
Frasnian |
Famennian |
Canada(Alberta) |
Wicander,R. A catalogue and biostratigraphic distribution of North American Devonian acritarchs. |
1983 |
| details |
Late Devonian |
|
Canada(Alberta) |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Late Devonian |
|
Canada(Alberta) |
Downie,C. et al. On the interpretation and status of some Hystrichosphere genera. |
1963 |
| details |
Devonian |
|
Canada |
Nautiyal,A.C. The paleogeographic distribution of Devonian acritarchs and biofacies belts. |
1977 |