| details |
Late Permian |
|
India(Bihar) |
Kar,R.K. Palynology of the North Karanpura Basin, Bihar, India. 3. Raniganj exposure near Lungatoo, Hazaribagh District. |
1968 |
| original |
Early Permian |
Middle Permian |
India(Bihar) |
Venkatachala,B.S. et al. Palynology of the Karanpura sedimentary Basin, Bihar, India. 1 Barakar Stage at Badam. |
1968 |
| details |
Late Artinskian |
|
India |
Tiwari,R.S. Palaeozoic cryptogamic spores. (In: Aspects and Appraisal of Indian Palaeobotany. K.R.Surange, editor) |
1974 |
| details |
Tatarian |
|
India |
Tiwari,R.S. Palaeozoic cryptogamic spores. (In: Aspects and Appraisal of Indian Palaeobotany. K.R.Surange, editor) |
1974 |
| details |
Permian |
|
India(Bihar) |
Lakhanpal,R.N. et al. A catalogue of Indian fossil plants |
1976 |
| details |
Late Artinskian |
|
India(West Bengal) |
Bhattacharyya,A.P. et al. Palynology of the Lower Gondwana sedimentary deposits in Mejia area, Bankura District, West Bengal, India. (In: Proceedings, Symposium and Technical Sessions. R.S. Tiwari, editors) |
1984 |
| details |
Kazanian |
|
India(West Bengal) |
Bhattacharyya,A.P. et al. Palynology of the Lower Gondwana sediments in Saltora (Chakboga) area of Bankura District, West Bengal, India. |
1987 |
| details |
Permian |
|
India |
Raghubanshi,A.S. et al. Environmental change and biological diversity: present, past and future. |
1991 |