original |
Early Mississippian |
|
Canada(Nova Scotia) |
Hacquebard,P.A. Plant spores in Coal from the Horton Group (Mississippian), of Nova Scotia. |
1957 |
original |
Late Carboniferous |
|
South Africa |
Hart,G.F. A probable Pre-Glossopteris Micro-Floral assemblage from Lower Karroo sediments |
1963 |
original |
Late Devonian |
|
Missouri |
Gupta,S. Palynology of Grassy Creek and Saverton Shales of Missouri. |
1965 |
original |
Chesterian |
Westphalian |
Sinai |
Saad,S.I. Pollen and spores recently discovered in the Coals of the Sinai Region. 2.Um Bogma District. |
1965 |
original |
Givetian |
|
Scotland(Orkney) |
Richardson,J.B. Middle Old Red Sandstone spore assemblages from the Orcadian Basin, northeast Scotland. |
1965 |
original |
Middle Pennsylvanian |
|
Oklahoma |
Dolly,E.D. Palynology of the Bevier Coal (Pennsylvanian ) of Oklahoma. |
1965 |
original |
Middle Albian |
Early Cenomanian |
Colorado |
Pannella,G. Palynology of the Dakota Group and Graneros Shale of the Denver Basin. |
1966 |
original |
Middle Albian |
Early Cenomanian |
Nebraska |
Pannella,G. Palynology of the Dakota Group and Graneros Shale of the Denver Basin. |
1966 |
original |
Givetian |
|
Canada(NWT,Mackenzie) |
Audretsch,A.P. A Middle Devonian microflora from the Great Slave Lake area, Northwest Territories, Canada. |
1967 |
original |
Late Carboniferous |
Early Permian |
Brazil(Rio Grande Sul) |
Nahuys,J. et al. Palynological study and petrology of Algun Carvoes of Southern Brazil. |
1968 |
original |
Albian |
|
Canada(Alberta) |
Brideaux,W.W. Palynology of the Lower Colorado Group (Late Lower Cretaceous) and its lithological equivalents in central and west-central Alberta, Canada. |
1968 |
original |
Late Desmoinesian |
|
Texas |
Gupta,S. Palynology of the Upper Strawn Series, (Upper Pennsylvanian), of Texas above the Fusulina Zone. |
1969 |
original |
Late Maastrichtian |
|
Utah |
Lohrengel,C.F. Palynology of the Kaiparowits Formation, Garfield County, Utah. |
1969 |
original |
Early Guadalupian |
|
Oklahoma |
Clapham,W.B. Permian miospores from the Flowerpot Formation of western Oklahoma |
1970 |
original |
Stephanian B |
Stephanian C |
USA |
Clendening,J.A. Sporological evidence on the geological age of the Dunkard strata in the Appalachian Basin. |
1970 |
original |
Early Guadalupian |
|
Oklahoma |
Clapham,W.B. Nature and paleogeography of Middle Permian floras of Oklahoma from their pollen record |
1970 |
original |
Frasnian |
|
Canada(Quebec) |
Brideaux,W.W. et al. Upper Devonian miospores from the Escuminac Formation, eastern Quebec, Canada. |
1970 |