| details |
Eocene |
Oligocene |
Mexico(Chiapas) |
Tomasini-Ortiz,A.C. et al. Palynology of the Eocene-Oligocene of Simojovel, Chiapas |
1984 |
| details |
Paleozoic |
Recent |
Nd |
Stanley,E.A. Marine palynology |
1967 |
| details |
Late Cretaceous |
Tertiary |
India(Assam) |
Dutta,S.K. et al. Palyno-stratigraphy of the Tertiary sedimentary Formations of Assam. 5.Stratigraphy and palynology of South Shillog |
1970 |
| details |
Late Riphean |
Vendian |
India(Jammu & Kashmir) |
Kumar,G. The Precambrian-Cambrian boundary Beds, northwest Himalaya, India, and boundary problem. (In: Proceedings, Symposium and Technical Sessions. R.S. Tiwari, editors) |
1984 |