| original |
Late Devonian |
Early Mississippian |
Ohio |
Winslow,M.R. Plant spores and other microfossils from Upper Devonian and Lower Mississippian rocks of Ohio |
1962 |
| details |
Late Devonian |
|
Ohio |
Owens,B. Recognition of the Devonian-Carboniferous boundary by palynological methods. |
1966 |
| details |
Late Devonian |
|
Ohio |
Owens,B. Recognition of the Devonian-Carboniferous boundary by palynological methods. (In: Colloqium on the Stratigraphy of the Carboniferous, Compte Rendus, 8th Reunion CIMP. M.Streel and R.H.Wagner, editors) |
1970 |
| details |
Nd |
|
Nd |
McGregor,D.C. Lower and Middle Devonian spores of eastern Gaspe, Canada.1.Systematics. |
1973 |
| details |
Late Devonian |
Early Carboniferous |
S.Ireland |
Clayton,G. et al. Late Devonian and Early Carboniferous occurrences of the miospore genus Emphanisporites, Mcgregor, in Southern Ireland. |
1977 |