| details |
Tournaisian |
|
Ohio |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
| details |
Tournaisian |
|
Ohio |
Pi©rart,P. Systematics, stratigraphic and geographic distribution of Carboniferous and Permian megaspores. |
1975 |
| details |
Tournaisian |
|
England |
Pi©rart,P. Systematics, stratigraphic and geographic distribution of Carboniferous and Permian megaspores. |
1975 |
| details |
Middle Tournaisian |
|
England(Leicestershire) |
Mortimer,M.G. et al. Lower Carboniferous (Tournaisian) miospores and megaspores from Breedon Cloud Quarry, Leicestershire. |
1970 |
| original |
Early Mississippian |
|
Ohio |
Winslow,M.R. Plant spores and other microfossils from Upper Devonian and Lower Mississippian rocks of Ohio |
1962 |
| original |
Early Mississippian |
|
Ohio |
Winslow,M.R. Plant spores and other microfossils from Upper Devonian and Lower Mississippian rocks of Ohio |
1962 |
| original |
Early Mississippian |
|
Ohio |
Winslow,M.R. Plant spores and other microfossils from Upper Devonian and Lower Mississippian rocks of Ohio |
1962 |
| details |
Devonian |
|
Libya |
Lejal-Nicol,A. et al. On the vascular plants in the Devonian of Libya. |
1979 |