| details |
Early Tournaisian |
|
Wales(Glamorgan) |
Allen,K.C. et al. Megaspores with multifurcate and bifurcate processes from the Old Red Sandstone facies of Tournasian age, from the Taff Gorge, South Glamorgan, Wales. |
1981 |
| details |
Tournaisian |
|
Ohio |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
| original |
Early Mississippian |
|
Ohio |
Winslow,M.R. Plant spores and other microfossils from Upper Devonian and Lower Mississippian rocks of Ohio |
1962 |
| details |
Early Mississippian |
|
Ohio |
Allen,K.C. et al. Megaspores with multifurcate and bifurcate processes from the Old Red Sandstone facies of Tournasian age, from the Taff Gorge, South Glamorgan, Wales. |
1981 |
| details |
Emsian |
|
Germany(Rhineland) |
Lanninger,E.P. Spore assemblages from the Ems of the SW Eifel, (Rheinisches Schiefergebirge) |
1968 |
| details |
Devonian |
Early Carboniferous |
Atlantic Ocean |
Wohlfeil,K. A spore assemblage in Claystone Boulders from the Iceland-Faeroe Ridge, (North Atlantic) and their significance for dropstones from this region. |
1984 |