original |
Chesterian |
Springerian |
Utah |
Schemel,M.P. Carboniferous plant spores from Daggett County, Utah |
1950 |
original |
Pennsylvanian |
|
Oklahoma |
Clarke,R.T. Palynology of the Secor Coal (Pennsylvanian) of Oklahoma |
1961 |
original |
Missourian |
|
Oklahoma |
Miller,F.X. Spore analysis of the Dawson Coal |
1961 |
original |
Desmoinesian |
|
Oklahoma |
Davis,P.N. Palynology of the Rowe Coal (Pennsylvanian) of Oklahoma |
1961 |
original |
Early Mississippian |
|
Ohio |
Winslow,M.R. Plant spores and other microfossils from Upper Devonian and Lower Mississippian rocks of Ohio |
1962 |
original |
Desmoinesian |
|
Oklahoma |
Dempsey,J.E. A palynological investigation of the Lower and Upper Mcalester Coals (Pennsylvanian) of Oklahoma. |
1964 |
original |
Desmoinesian |
|
Missouri |
Upshaw,C.F. et al. Pennsylvanian miospores from a cave deposit in Devonian Limestone, Callaway County, Missouri. |
1965 |
original |
Chesterian |
Westphalian |
Sinai |
Saad,S.I. Pollen and spores recently discovered in the Coals of the Sinai Region. 2.Um Bogma District. |
1965 |
original |
Desmoinesian |
|
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 |
Tournaisian |
Visean |
Czechoslovakia |
KalibovЎ,M. Miospores of the Turma Triletes (Reinsch) Potonie and Kremp,1954, in Lower Carboniferous in eastern Bohemia. |
1971 |
original |
Cimarronian |
|
Kansas |
Clendening,J.A. Palynological evidence for a Pennsylvanian age assignment of the Dunkard Group in the Appalachian Basin. |
1974 |
original |
Nd |
|
Nd |
Ottone,E.G. et al. Palynology of Charbon De l'Agua Hedionda (Carboniferous), Huaco Province of San Juan, Argentina |
1990 |