| 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 |
Lele,K.M. Palaeozoic monosaccate miospores. (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 Sakmarian |
Early Artinskian |
Zaire |
Pi©rart,P. Some microfloral Taphocoenoses from the Lower Gondwana of Zaire, (Assise a Couches de Houille, de la Luena). |
1979 |
| details |
Tatarian |
|
India(West Bengal) |
Tiwari,R.S. et al. Palyno-dating of Permian and Triassic sediments in two bore-holes from the eastern Limits of Raniganj Coalfield, West Bengal. |
1979 |
| details |
Sakmarian |
|
India(Bihar) |
Shukla,M. Lithostratigraphy and palynostratigraphy of the Lower Gondwana Formation in the Hutar Coalfield, Palamau District, Bihar, India. |
1984 |
| details |
Early Triassic |
|
India(Andhra Pradesh) |
Bharadwaj,D.C. et al. Palynology of Kamthi Formation from Ramagundam-Mantheni area, Godavari Graben, Andhra Pradesh, India |
1987 |
| details |
Permian |
|
India |
Raghubanshi,A.S. et al. Environmental change and biological diversity: present, past and future. |
1991 |
| 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 |