| link
|
From
|
To
|
Geolocation
|
Author - title
|
Year
|
|---|---|---|---|---|---|
| details | Permian | Triassic | India | Raghubanshi,A.S. et al. Environmental change and biological diversity: present, past and future. | 1991 |
| details | Permian | India(Sikkim) | Srivastava,S.C. et al. Palynology of Permian sediments from Sikkim | 1992 |