| original |
Late Cambrian |
|
India(Mysore) |
Venkatachala,B.S. et al. Organic remains from the Bhima Basin and remarks on the age of the Vidhyans and subsurface sediments in the Ganga Valley |
1972 |
| details |
Late Precambrian |
Cambrian |
India(Karnataka) |
Viswanathiah,M.N. et al. Acritarchs from the Bhima Basin, Karnataka, South India. (In: Proceedings of Colloquium on Paleontological Studies in Southern Region. M.V.A. Sastry et al editors) |
1979 |
| details |
Early Cambrian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |