original |
Middle Pennsylvanian |
|
Oklahoma |
Dolly,E.D. Palynology of the Bevier Coal (Pennsylvanian ) of Oklahoma. |
1965 |
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 |
Virgilian |
Gearyan |
Kansas |
Clendening,J.A. Palynological evidence for a Pennsylvanian age assignment of the Dunkard Group in the Appalachian Basin. |
1974 |
original |
Early Guadalupian |
|
Oklahoma |
Clapham,W.B. Permian miospores from the Flowerpot Formation of western Oklahoma |
1970 |
original |
Early Guadalupian |
|
Oklahoma |
Clapham,W.B. Nature and paleogeography of Middle Permian floras of Oklahoma from their pollen record |
1970 |
original |
Tournaisian |
|
E.Germany(Rostock) |
Burmann,G. Tournasian spores of Rugen. |
1975 |
original |
Frasnian |
|
Canada(Quebec) |
Brideaux,W.W. et al. Upper Devonian miospores from the Escuminac Formation, eastern Quebec, Canada. |
1970 |
original |
Albian |
|
Canada(Alberta) |
Brideaux,W.W. Palynology of the Lower Colorado Group (Late Lower Cretaceous) and its lithological equivalents in central and west-central Alberta, Canada. |
1968 |
original |
Givetian |
|
Canada(NWT,Mackenzie) |
Audretsch,A.P. A Middle Devonian microflora from the Great Slave Lake area, Northwest Territories, Canada. |
1967 |