| original |
Early Carboniferous |
|
Saudi Arabia |
Hemer,D.O. et al. Algae, acritarchs and other microfossils Incertae Sedis from the Lower Carboniferous of Saudi Arabia |
1967 |
| details |
Early Paleozoic |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Early Carboniferous |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Asselian |
Sakmarian |
India(Andhra Pradesh) |
Prasad,B. et al. A standard palynozonation scheme for the Cretaceous and Pre-Cretaceous subsurface sediments of Krishna-Godavari Basin, India. |
1995 |
| details |
Sakmarian |
|
India(Andhra Pradesh) |
Prasad,B. Palynology of the Drakshrama Argillite, Krishna-Godavari Basin. |
1996 |
| details |
|
|
India(Andhra Pradesh) |
Mehrotra,N.C. et al. Krishna-Godavari Basin. (In: Palynology in Hydrocarbon Exploration:The Indian Scenario. Part 1: Category I : Basins) |
2002 |