details |
Westphalian A |
Westphalian D |
Kentucky |
Helfrich,C.T. Preliminary correlation of Coals of the Princess Reserve District in eastern Kentucky. (In: Coal and Coal-bearing rocks of eastern Kentucky) |
1981 |
details |
Namurian B |
Westphalian C |
Europe |
Butterworth,M.A. Upper Carboniferous. (In: Pollen and Spore Biostratigraphy of the Phanerozoic in Northwest Europe) |
1984 |
details |
Westphalian A |
Westphalian C |
England(Yorkshire) |
Smith,A.H.V. et al. Miospores in the coal seams of the Carboniferous of Great Britain. |
1967 |
details |
Namurian B |
Westphalian B |
Virginia |
Eble,C.F. Lower and Lower Middle Pennsylvanian coal palynofloras, southwestern Virginia. |
1996 |
details |
Late Namurian |
Westphalian |
Poland |
Gгrecka,T. et al. Stratigraphy of Carboniferous deposits from the Koszalin IG-1 Borehole based on palynologic studies. |
1980 |
details |
Stephanian B |
Stephanian C |
USA |
Clendening,J.A. Sporological evidence on the geological age of the Dunkard strata in the Appalachian Basin. |
1970 |
details |
Stephanian B |
Stephanian C |
USA |
Clendening,J.A. Sporological evidence on the geological age of the Dunkard strata in the Appalachian Basin. |
1970 |
details |
Late Triassic |
Middle Jurassic |
China(Xinjiang Uygur) |
Jiang,D.-X. et al. Petroleum Sporo-pollen Assemblages and petroleum source rocks of North Tarim Upheaval in Xinjiang. |
1999 |
details |
Early Atokan |
Late Desmoinesian |
Illinois |
Peppers,R.A. Palynological correlation of major Pennsylvanian, (Middle and Upper Carboniferous), chronostratigraphic boundaries in Illinois and other Acoal Basins. |
1996 |
details |
Late Morrowan |
Late Atokan |
Kentucky |
Peppers,R.A. Palynological correlation of major Pennsylvanian, (Middle and Upper Carboniferous), chronostratigraphic boundaries in Illinois and other Acoal Basins. |
1996 |
details |
Virgilian |
Gearyan |
Kansas |
Clendening,J.A. Palynological evidence for a Pennsylvanian age assignment of the Dunkard Group in the Appalachian Basin. |
1974 |
details |
Late Permian |
Early Triassic |
China(Yunnan) |
Ouyang,S. Palynology of Upper Permian and Lower Triassic strata of Fuyuan District, Eastern Yunnan. |
1985 |
details |
Late Westphalian D |
Early Stephanian A |
Spain |
Diez,M.D.C.R. Illustration of miospores from the Carboniferous), of Asturias, Spain. |
1978 |
details |
Westphalian D |
Early Stephanian |
Spain |
Chўteauneuf,J.-J. Palnology of the productive layers of the Central Basin of Asturias (Spain) |
1974 |
details |
Atokan |
Early Desmoinesian |
Illinois |
Peppers,R.A. Correlation of the "Boskydell Sandstone" and other sandstone containing marine fossils in Southern Illinois using palynology of adjacent coal beds. |
1993 |
details |
Morrowan |
Desmoinesian |
Iowa |
Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa |
1986 |
details |
Late Morrowan |
Atokan |
Tennessee |
Peppers,R.A. Palynological correlation of major Pennsylvanian, (Middle and Upper Carboniferous), chronostratigraphic boundaries in Illinois and other Acoal Basins. |
1996 |