| original |
Late Permian |
|
India(Orissa) |
Pant,D.D. et al. Structural studies on Lower Gondwana megaspores.Part 1. Specimens from Talchir Coalfield, India. |
1961 |
| details |
Late Artinskian |
|
India(Bihar) |
Bharadwaj,D.C. et al. Lower Gondwana megaspores-A monograph |
1970 |
| details |
Late Permian |
|
India(Orissa) |
Bharadwaj,D.C. et al. Lower Gondwana megaspores-A monograph |
1970 |
| details |
Permian |
|
India(Orissa) |
Lakhanpal,R.N. et al. A catalogue of Indian fossil plants |
1976 |
| details |
Late Permian |
|
India(Madhya Pradesh) |
Tewari,R. et al. Megaspores from Early Permian of India. |
1992 |