| details |
Middle Eocene |
Late Eocene |
India(Assam) |
Singh,R.K. Development of Palaeogene palynostratigraphy in northeast India. (In: Cenozoic stratigraphy and palynology in India.) |
1982 |
| details |
Middle Eocene |
Late Eocene |
India(West Bengal) |
Singh,R.K. Development of Palaeogene palynostratigraphy in northeast India. (In: Cenozoic stratigraphy and palynology in India.) |
1982 |
| original |
Early Eocene |
Middle Eocene |
India(Assam) |
Biswas,B. Stratigraphy of the Mahadeo, Langpar, Cherra and Tura Formations, Assam, India. |
1962 |