original |
Middle Pennsylvanian |
|
Illinois |
Kosanke,R.M. Pennsylvanian spores of Illinois and their use in correlation. |
1950 |
details |
Westphalian C |
|
Canada(Nova Scotia) |
Somers,G. A preliminary study of the spores from the Phalen Seam in the New Waterford District, Sydney Coal-Field, Nova Scotia. |
1952 |
details |
Late Westphalian B |
|
W.Germany(N.Rhine) |
Potonie,R. et al. The sporae dispersae of the Ruhr Carboniferous, their morphography and stratigraphy with reviews of species of other areas. Part 1. |
1955 |
details |
Middle Pennsylvanian |
|
Illinois |
Potonie,R. et al. The sporae dispersae of the Ruhr Carboniferous, their morphography and stratigraphy with reviews of species of other areas. Part 1. |
1955 |
details |
Late Pennsylvanian |
|
Illinois |
Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky |
1961 |
details |
Late Pennsylvanian |
|
Kentucky |
Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky |
1961 |
details |
Pennsylvanian |
|
Kansas |
Urban,J.B. Palynology of the mineral Coal (Pennsylvanian) of Oklahoma and Kansas. |
1962 |
details |
Pennsylvanian |
|
Oklahoma |
Urban,J.B. Palynology of the mineral Coal (Pennsylvanian) of Oklahoma and Kansas. |
1962 |
details |
Carboniferous |
|
Pennsylvania |
Clendening,J.A. et al. Characteristic small spores of the Pittsburgh Coal in West Virginia and Pennsylvania |
1963 |
details |
Carboniferous |
|
West Virginia |
Clendening,J.A. et al. Characteristic small spores of the Pittsburgh Coal in West Virginia and Pennsylvania |
1963 |
details |
Late Pennsylvanian |
|
West Virginia |
Clendening,J.A. et al. Characteristic small spores of the Pittsburgh Coal in West Virginia and Pennsylvania. |
1964 |
details |
Late Pennsylvanian |
|
Pennsylvania |
Clendening,J.A. et al. Characteristic small spores of the Pittsburgh Coal in West Virginia and Pennsylvania. |
1964 |
original |
Desmoinesian |
|
Oklahoma |
Bordeau,K.V. Palynology of the Drywood Coal (Pennsylvanian) of Oklahoma. |
1964 |
details |
Pennsylvanian |
|
Oklahoma |
Urban,L.L. Palynology of the Drywood and Bluejacket Coals (Pennsylvanian) of Oklahoma. |
1965 |
details |
Late Artinskian |
Early Kungurian |
Turkey |
Agrali,B. et al. Palynologic study of the coals of Hazro and estimation of the age of lacustrine horizons of the Permian-Carboniferous. |
1967 |
details |
Wolfcampian |
|
Arizona |
Blazey,E.B. Fossil flora of the Mogollon Rim |
1971 |
details |
Dinantian |
|
Bolivia |
Davila,J. The absence of typical Gondwana sediments in Bolivia. |
1972 |