| original |
Miocene |
|
India(Tripura) |
Srivastava,N.C. A new microfossil genus Oudhkusumites from Tertiary of India. |
1967 |
| details |
Early Eocene |
|
USA(Gulf of Mexico) |
Elsik,W.C. Characteristic Eocene palynomorphs in the Gulf Coast, USA. |
1974 |
| details |
Early Eocene |
|
India(Gujarat) |
Mathur,Y.K. et al. Paleoecology of the Kalol Formation, Cambay Basin, India. |
1977 |
| details |
Jurassic |
Pleistocene |
India |
Ghosh,A.K. Growth of palaeobotany in relation to biostratigraphy of India. |
1979 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |