details |
Middle Pennsylvanian |
|
West Virginia |
Kosanke,R.M. Palynology of selected Coal Beds in the proposed Pennsylvanian system stratotype in West Virginia |
1984 |
details |
Asselian |
|
Switzerland |
Hochuli,P.A. Palynostratigraphic classification and correlation of Permo-Carboniferous of northern Switzerland |
1985 |
details |
Westphalian D |
|
Europe |
Butterworth,M.A. Upper Carboniferous. (In: Pollen and Spore Biostratigraphy of the Phanerozoic in Northwest Europe) |
1984 |
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 |
|
|
W.Germany(Baden) |
Weiss,M. The Rat and Jurassic sporoflora of Sw-Germany and their relationship with Ammonite stratigraphy |
1989 |
details |
Dogger |
|
W.Germany(Baden) |
Weiss,M. The Rat and Jurassic sporoflora of Sw-Germany and their relationship with Ammonite stratigraphy |
1989 |
details |
Middle Pennsylvanian |
|
Kentucky |
Gray,L.R. et al. Palynology of the Schultztown Coal in Western Kentucky. |
1967 |
details |
Allegheny |
|
Ohio |
Gray,L.R. Palynology of the Middle Kittanning Coal in Ohio |
1966 |
details |
Allegheny |
|
Pennsylvania |
Gray,L.R. Palynology of the Middle Kittanning Coal in Ohio |
1966 |
details |
Allegheny |
|
Ohio |
Gray,L.R. Palynology of four Allegheny Coals, northern Appalachian Coal Field. |
1967 |
details |
Middle Pennsylvanian |
|
Illinois |
Taylor,W.A. et al. Persistent ultrastructural features in microspores of Heterosporous Lycophytes |
1990 |
details |
Nd |
|
Nd |
Potonie,R. Position of the Paleozoic spore genera in the natural system. |
1954 |
details |
Westphalian D |
|
Canada(Nova Scotia) |
Barss,M.S. Carboniferous and Permian spores of Canada. |
1967 |
details |
Middle Pennsylvanian |
|
Kansas |
Schlanker,C.M. et al. The Herbaceous Carboniferous Lycopod, Selaginella fraiponti, comb.nov. |
1969 |
original |
Middle Pennsylvanian |
|
Illinois |
Kosanke,R.M. Pennsylvanian spores of Illinois and their use in correlation. |
1950 |