| details |
Late Artinskian |
|
India(Maharashtra) |
Agashe,S.N. et al. Recent advances in the paleobotanical studies on the Lower Gondwana strata of Chandrapur District, Maharashtra. |
1979 |
| details |
Late Artinskian |
|
India(Bihar) |
Maheshwari,H.K. Studies in the Glossopteris flora of India -30. Remarks on the age of the Lower Gondwana Beds in Bansloi Valley, Santhal Parganas, Bihar. |
1966 |
| details |
Late Permian |
|
India(Bengal) |
Kar,R.K. Palynological distinction between Upper Permian and Lower Triassic in Raniganj Coalfiend, Bengal, India. |
1970 |
| details |
Tatarian |
|
India |
Balasundaram,M.S. et al. Glossopteris flora in India |
1976 |
| details |
Early Gondwana |
|
India |
Singh,G. et al. Lower Gondwana palynology and related stratigraphic problems. |
1972 |
| original |
Middle Pennsylvanian |
Late Pennsylvanian |
Illinois |
Bharadwaj,D.C. The spore genera from the Upper Carboniferous Cos of the Saar and their value in stratigraphical studies. |
1956 |
| details |
Stephanian A |
Stephanian B |
Illinois |
Bharadwaj,D.C. Sporological evidence on the boundaries of the stratigraphical subdivisions in the Upper Pennsylvanian strata of Euope and North America. |
1960 |
| details |
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 |
| details |
Westphalian |
|
Germany |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Carboniferous |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Megaspores and miospores of the Carboniferous relics in the Plzen area. |
1982 |
| details |
Early Permian |
|
China |
Kao,L. Carboniferous and Early Permian spore assemblages of North China Region and the boundary of the Carboniferous and Permian. |
1983 |
| details |
Nd |
|
Belgium |
Somers,Y. Disaccate spores from the Westphalian A -Campine Basin, Belgium; emendation of the genera Alisporites, Daugherty 1941. |
1968 |