| original |
Miocene |
|
India(Madras) |
Ramanujam,C.G.K. Pteridophytic spores from the Miocene Lignite of South Arcot District, Madras. |
1967 |
| details |
Late Miocene |
|
India(Tamil Nadu) |
Ramanujam,C.G.K. Revision of Pteridophytic spores from the Warkalli Lignite of South India. |
1972 |
| details |
Miocene |
|
India(Madras) |
Ramanujam,C.G.K. Revision of Pteridophytic spores from the Warkalli Lignite of South India. |
1972 |
| details |
Miocene |
|
India(Madras) |
Lakhanpal,R.N. Tertiary floras of the Deccan Trap Country. |
1973 |
| details |
Miocene |
|
India(Tamil Nadu) |
Lakhanpal,R.N. et al. A catalogue of Indian fossil plants |
1976 |