| original |
Pliocene |
|
India(Jammu & Kashmir) |
Thiergart,F. et al. Some spores and pollen grains from a Tertiary Brown Coal deposits in Kashmir. |
1961 |
| details |
Tertiary |
|
India |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Pleistocene |
|
Alabama |
Christopher,R.A. Morphology and taxonomic status of Pseudoschizaea, Thiergart and Frantz ex R.Potonie emend. |
1976 |
| details |
Tertiary |
|
India(Jammu & Kashmir) |
Lakhanpal,R.N. et al. A catalogue of Indian fossil plants |
1976 |
| details |
Late Neogene |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Tertiary |
|
India(Jammu & Kashmir) |
Grenfell,H.R. Probable fossil Zygnematacean algal spores Genera |
1995 |