| original |
Middle Permian |
Late Permian |
India(Bihar) |
Tiwari,R.S. Miospore assemblage in some Coals of Barakar Stage (Lower Gondwana), of India. |
1965 |
| details |
Artinskian |
|
Madagascar |
Rakotoarivelo,H.J. Palynostratigraphical comparison in the coal bearing basin of Sakoa-Sakamena, Madagascar. |
1970 |
| details |
Permian |
|
India(Madhya Pradesh) |
Lakhanpal,R.N. et al. A catalogue of Indian fossil plants |
1976 |
| details |
Early Gondwana |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Late Permian |
|
India(Andhra Pradesh) |
Jha,N. Some new pollen grains from Late Permian sediments of the Godav Graben and their stratigraphic significance. |
1996 |