| details |
Early Carboniferous |
|
Egypt |
Pi©rart,P. The state of advancement of the systematics of Lageniculate megaspores. |
1978 |
| details |
Early Tournaisian |
Late Visean |
Egypt |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
| details |
Late Devonian |
Early Mississippian |
Ohio |
DybovЎ-Jachowiczowa,S. et al. Revision of Carboniferous megaspores with Gula (Part Three) |
1987 |
| details |
Early Carboniferous |
|
Egypt |
DybovЎ-Jachowiczowa,S. et al. Revision of Carboniferous megaspores with Gula (Part Three) |
1987 |
| details |
Late Visean |
|
Poland |
DybovЎ-Jachowiczowa,S. et al. Revision of Carboniferous megaspores with Gula (Part Three) |
1987 |