| original |
Late Devonian |
|
Ohio |
Wicander,E.R. Upper Devonian-Lower Mississippian acritarchs and Prasinophycean algae from Ohio, USA. |
1974 |
| details |
Famennian |
|
Ohio |
Wicander,E.R. Fluctuations in a Late Devonian-Early Mississippian phytoplankton flora of Ohio, USA. |
1975 |
| details |
Late Devonian |
Early Mississippian |
Ohio |
Wicander,E.R. The type species of the acritarch genus Pustulisphaeridium Wicander,1974. |
1978 |
| details |
Early Paleozoic |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Famennian |
|
Ohio |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystricosphaeres and related microfossils. |
1979 |
| 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 |