| details |
Helvetian |
|
Czechoslovakia |
Deb,U. Palaeoclimatic conditions of the Cypris Bed (Helvetian) Czechoslovakia, as indicated by its palynological characters. |
1973 |
| details |
Oligocene |
|
India(Assam) |
Misra,B.K. Tertiary Coals of Makum Coalfield, Assam, India: Petrography, genesis and sedimentation |
1992 |
| original |
Maastrichtian |
|
India(Tamil Nadu) |
Venkatachala,B.S. et al. Palynology of the Cretaceous sediments from the subsurface of Vridhachalam area, Cauvery Basin. |
1974 |
| original |
Tertiary |
|
Denmark |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 |
1960 |