| details |
Late Devonian |
Early Mississippian |
Ohio |
Owens,B. et al. Hymenozonotriletes lepidophytus Kedo, its distribution and significance in relation to the Devonian-Carboniferous boundary. |
1967 |
| details |
Famennian |
|
Nd |
Kedves,M. Introduction to the palynology of Pre-Quaternary deposits |
1986 |
| details |
Famennian |
|
Nd |
Chaloner,W.G. Spores and Land-Plant evolution. |
1967 |
| original |
Early Mississippian |
|
Ohio |
Winslow,M.R. Plant spores and other microfossils from Upper Devonian and Lower Mississippian rocks of Ohio |
1962 |
| details |
Late Namurian |
|
Romania |
Potonie,R. Synopsis of the genera of the sporae dispersae.Part 7 |
1975 |
| details |
Late Devonian |
|
Ohio |
Potonie,R. Synopsis of the genera of the sporae dispersae.Part 7 |
1975 |