details |
Late Westphalian C |
|
West Virginia |
Eble,C.F. et al. Characteristic small spores of the Coalburg Coal, (Upper Pottsville, Pennsylvanian), in West Virginia. |
1984 |
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 |
details |
Early Westphalian B |
|
W.Germany(N.Rhine) |
Schweitzer,H.J. et al. The dispersed spores of the Essener Layers (Lower Westphalian B) in the eastern Ruhr area and their usefulness for Seam comparison |
1991 |
details |
Late Pennsylvanian |
|
Virginia |
Clendening,J.A. Palynological evidence for a Pennsylvanian age assignment of the Dunkard Group in the Appalachian Basin. Part 1 |
1975 |
details |
Namurian C |
Westphalian A |
USSR(Ukrainian SSR) |
Teteryuk,V.K. Spore and pollen complexes from the Bashkirian deposits of the Donets Basin |
1979 |
details |
Westphalian C |
|
USSR(Rostov) |
Egorov,A.I. et al. Spores and pollen of Middle Carboniferous deposits of the Don Basin. |
1971 |
details |
Stephanian |
|
USA(Appalachian Bn.) |
Clendening,J.A. The base of the Permian in the Appalachians; ninety years of controversy. |
1969 |
original |
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 C |
United Kingdom |
Smith,A.H.V. et al. Miospores in the coal seams of the Carboniferous of Great Britain. |
1967 |
details |
Late Namurian |
Westphalian |
United Kingdom |
Owens,B. et al. Palynological division of the Namurian of northern England and Scotland. |
1977 |
details |
Late Virgilian |
|
Texas |
Dickey,B.C. et al. Palynostratigraphy of the Newcastle Coal of North Central Texas, USA. |
1981 |
details |
Late Westphalian A |
Early Westphalian B |
Spain |
Cachan Santos,L.J. Upper Westphalian A through Lower Westphalian B palynoflora from the Teverga Coal Basin, (Oviedo, Spain). |
1978 |
details |
Late Westphalian A |
|
Spain |
Loboziak,S. et al. Approximate age of the detritic coal of the Olloniego Conglomerate in the Pereda-Olloniego Sector. |
1985 |
details |
Late Namurian |
Westphalian A |
Spain |
Horvath,V. Palynology of Carboniferous of Santofirme (Oviedo, Northern Spain). |
1986 |