details |
Middle Pennsylvanian |
|
West Virginia |
Kosanke,R.M. Palynological studies of Middle Pennsylvanian Coal Beds of the proposed Pennsylvania system stratotype in West Virginia |
1988 |
details |
Late Pennsylvanian |
|
West Virginia |
Kosanke,R.M. Palynological analyses of Upper Pennsylvanian Coal Beds and adjacent strata from the proposed Pennsylvanian system stratotype in West Virginia |
1988 |
details |
Late Pennsylvanian |
|
West Virginia |
Clendening,J.A. Stratigraphic placement of the Dunkard according to palynological assemblages. |
1972 |
details |
Late Pennsylvanian |
|
West Virginia |
Clendening,J.A. Palynological evidence for a Pennsylvanian age assignment of the Dunkard Group in the Appalachian Basin. |
1974 |
original |
Westphalian A |
Westphalian C |
Wales |
Williams,R.W. Pityosporites westphalensis, sp.nov., an Abietineous type pollen grain from the Coal Measures of Britain. |
1955 |
details |
Westphalian C |
|
Wales |
Bharadwaj,D.C. On the classification of Gymnospermous, sporae dispersae. |
1974 |
details |
Westphalian A |
Westphalian C |
Wales |
Bharadwaj,D.C. On the classification of Gymnospermous, sporae dispersae. |
1974 |
details |
Late Stephanian |
Early Permian |
W.Germany(Bavaria) |
Helby,R.J. Spore research on the Carboniferous/ Permian boundary at Pfalzer Bergland. |
1966 |
details |
Westphalian B |
|
Virginia |
Eble,C.F. Lower and Lower Middle Pennsylvanian coal palynofloras, southwestern Virginia. |
1996 |
details |
Desmoinesian |
|
Utah |
Kosanke,R.M. Palynology of part of the Paradox and Honaker Trail Formations, Paradox Basin, Utah. (In: Evolution of Sedimentary Basins. A.C.Hoffman, Project Coordinator) |
1995 |
details |
Desmoinesian |
|
Utah |
Kosanke,R.M. Palynology of part of the Paradox and Honaker Trail Formations, Paradox Basin, Utah. (In: Evolution of Sedimentary Basins. A.C.Hoffman, Project Coordinator) |
1995 |
details |
Late Gzelian |
|
USSR(Rostov) |
Inosova,K.I. et al. Miospores. (In: Key section of boundary Carboniferous and Permian Beds of the South of the eastern-European Platform, (Gzhelian and Asselian Stages, Skosyrskaya Borehole N4199) |
1983 |
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 |
Westphalian A |
Westphalian D |
United Kingdom |
Smith,A.H.V. et al. Miospores in the coal seams of the Carboniferous of Great Britain. |
1967 |
details |
Early Atokan |
|
Tennessee |
Peppers,R.A. Palynological correlation of major Pennsylvanian, (Middle and Upper Carboniferous), chronostratigraphic boundaries in Illinois and other Acoal Basins. |
1996 |
details |
Autunian |
|
Spain |
Doubinger,J. et al. First palynological studies of the Permian and Triassic of the Cordillera Iberica and the edges of the Sistema, Central Spain. |
1978 |
details |
Autunian |
|
Spain |
Ramos,A. et al. The Permian and Triassic of the Molina de Aragon Region (Cordillera Iberica). |
1977 |