| original |
Early Permian |
|
India(Orissa) |
Srivastava,S.C. Miofloral investigations in some Coals of Talcher Coalfield (Orissa) India. |
1970 |
| details |
Late Artinskian |
|
India |
Tiwari,R.S. Palaeozoic cryptogamic spores. (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 Permian |
Triassic |
India(Madhya Pradesh) |
Tiwari,R.S. et al. Sporae-dispersae and correlation of Gondwana sediments in Johilla Coalfield, Son Valley Graben, Madhya Pradesh. |
1989 |
| details |
Early Triassic |
|
India(Madhya Pradesh) |
Tiwari,R.S. et al. Palyno-dating of Nidpur Beds, Son Grab, Madhya Pradesh. (In: Proceeding of the Symposium on the Vistas in Indian Palaeobotany. K.P.Jain and R.S.Tiwari, editors) |
1990 |