| original |
Early Permian |
|
India(Orissa) |
Tiwari,R.S. Palynological investigations of some coal seams in the Ib River Coalfield (Orissa), India. |
1968 |
| details |
Late Artinskian |
|
India |
Tiwari,R.S. Palaeozoic disaccate pollen. (In: Aspects and Appraisal of Indian Palaeobotany. K.R.Surange, editor) |
1974 |
| details |
Permian |
|
India(Orissa) |
Lakhanpal,R.N. et al. A catalogue of Indian fossil plants |
1976 |
| details |
Late Artinskian |
|
India(Bihar) |
Bharadwaj,D.C. et al. Sporae dispersae of the Barakar sediments from South Karanpura Coalfield, Bihar, India. |
1981 |
| details |
Early Permian |
|
India(Orissa) |
Bharadwaj,D.C. et al. Sporae dispersae of the Barakar sediments from South Karanpura Coalfield, Bihar, India. |
1981 |
| details |
Sakmarian |
Artinskian |
India(Bihar) |
Banerjee,M. et al. Palynostratigraphy and environment of deposition in the Lower Gondwana sediments of Chuparbhita Coalfield, Rajmahal Hills. |
1988 |