| original |
Middle Permian |
Late Permian |
India(Bihar) |
Tiwari,R.S. Miospore assemblage in some Coals of Barakar Stage (Lower Gondwana), of India. |
1965 |
| details |
Kazanian |
|
India(Bihar) |
Kar,R.K. Palynology of the North Karanpura Basin, Bihar, India. 4. Subsurface palynology of the Bore-Hole No.K.5. |
1968 |
| details |
Early Permian |
Middle Permian |
Congo |
Maheshwari,H.K. et al. Palaeozoic sporae dispersae from Congo. 8. The Kibamba River (Lukuga Coalfield area). |
1969 |
| details |
Late Artinskian |
|
India |
Tiwari,R.S. Palaeozoic cryptogamic spores. (In: Aspects and Appraisal of Indian Palaeobotany. K.R.Surange, editor) |
1974 |
| details |
Kazanian |
|
India |
Tiwari,R.S. Palaeozoic cryptogamic spores. (In: Aspects and Appraisal of Indian Palaeobotany. K.R.Surange, editor) |
1974 |
| details |
Permian |
|
India(Madhya Pradesh) |
Lakhanpal,R.N. et al. A catalogue of Indian fossil plants |
1976 |
| details |
Permian |
|
India(Bihar) |
Lakhanpal,R.N. et al. A catalogue of Indian fossil plants |
1976 |