original |
Visean |
|
Scotland |
Love,L.G. Assemblages of small spores from the Lower Oil-Shale Group of Scotland. |
1960 |
original |
Desmoinesian |
|
Oklahoma |
Dempsey,J.E. A palynological investigation of the Lower and Upper Mcalester Coals (Pennsylvanian) of Oklahoma. |
1964 |
original |
Stephanian B |
Stephanian C |
USA |
Clendening,J.A. Sporological evidence on the geological age of the Dunkard strata in the Appalachian Basin. |
1970 |
original |
Late Pennsylvanian |
|
West Virginia |
Clendening,J.A. Palynological evidence for a Pennsylvanian age assignment of the Dunkard Group in the Appalachian Basin. |
1974 |
original |
Visean |
|
Australia(Queensland) |
Playford,G. Lower Carboniferous spores from the Ducabrook Formation, Drummond Basin, Queensland. |
1978 |
original |
Stephanian B |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Palynology of the Jelenice Member, (Stephanian). |
1978 |