original |
Cenomanian |
Coniacian |
Wyoming |
Upshaw,C.F. Palynology of the Frontier Formation, northwestern Wind River Basin, Wyoming. |
1959 |
original |
Early Triassic |
|
USSR(Yakut ASSR) |
Romanovskaya,G.M. et al. The boundary between the Permian and Triassic in Central Siberia (according to palynological data). (In: Palynology, Method and Stratigraphy) |
1973 |
original |
Late Stephanian |
|
Romania |
Antonescu,E. New palynological data on the Stephanian and Autunian in the Banat. |
1978 |
original |
Namurian |
|
Romania |
Venkatachala,B.S. et al. Microfloristic studies on the Paleozoic of the Moesian Platform. On the presence of the Carboniferous formation in the foundation of the Calareti zone. |
1962 |
original |
Devonian |
|
Oklahoma |
Urban,J.B. Microfossils of the Woodford Shale (Devonian) of Oklahoma. |
1960 |
original |
Middle Pennsylvanian |
|
Oklahoma |
Higgins,M.J. Stratigraphic position of the Coal Seam near Porter, Wagoner County, Oklahoma. |
1961 |
original |
Allegheny |
|
Ohio |
Gray,L.R. Palynology of four Allegheny Coals, northern Appalachian Coal Field. |
1967 |
original |
Early Oligocene |
|
Mississippi |
Oboh,F.E. et al. Early Oligocene palynosequences in the eastern Gulf Coast, USA. |
1994 |
original |
Middle Pridolian |
|
Libya |
Rubinstein,C.V. et al. Miospore assemblages from the Silurian - Devonian boundary, in Borehole A1-61, Ghadamis Basin, Libya. |
2002 |
original |
Late Pennsylvanian |
|
Kentucky |
Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky |
1961 |
original |
Sakmarian |
Early Artinskian |
India(Madhya Pradesh) |
Datta,A.K. Note on the Palaeontology of the sedimentary rocks in the Jhagrakhand area, Madhya Pradesh |
1957 |
original |
Desmoinesian |
|
Illinois |
Peppers,R.A. Correlation and palynology of coals in the Carbondale and Spoon Formations (Pennsylvanian) of the northeastern part of the Illinois Basin. |
1970 |
original |
Late Pennsylvanian |
|
Illinois |
Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky |
1961 |
original |
Late Cretaceous |
|
Colorado |
Ames,H.T. Plant microfossils in a Colorado Cretaceous Coal |
1951 |
original |
Triassic |
|
China(Shensi) |
Qu,Y. Spores and pollen (Triassic). (In: Mesozoic Stratigraphy and Palaeontology of the Shan-Gan-Ning Basin.) |
1980 |
original |
Early Jurassic |
|
China(Shansi) |
Liu,Z.-S. Early and Middle Jurassic sporo-pollen assemblages from the Datong Coal-Field of Shanxi, North China. |
1986 |
original |
Early Permian |
|
China(Kansu) |
Du,B.-A. Sporo-pollen assemblage from Sansi Formation of Pingliang, Gansu and its geological age. |
1986 |