| original |
Late Precambrian |
|
Congo |
Maithy,P.K. Micro-organisms from the Bushimay System (Late Pre-Cambrian) of Kanshi, Zaire. |
1975 |
| details |
Late Algonkian |
|
India(Uttar Pradesh) |
Nautiyal,A.C. Late Algonkian microflora, (Microfauna, Zone IV), of Rohtas Formation, (Semri Group), in Son Valley, (Mirzapur District), northern India. |
1986 |
| details |
Late Precambrian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Proterozoic |
|
Canada(Arctic) |
Hofmann,H.J. et al. Shale-Facies microfossils from the Proterozoic Bylot Supergroup, Baffin Island, Canada. |
1994 |
| details |
Late Proterozoic |
|
India(Uttar Pradesh) |
Nautiyal,A.C. et al. First record of Upper Proterozoic microfossils in "Tirohan Limestone", (Semri Group), of Kamtanath Hill, (Banda District, Uttar Pradesh), northern India. |
1994 |
| details |
Late Proterozoic |
|
India(Madhya Pradesh) |
Nautiyal,A.C. Upper Proterozoic microfossils (Zone IV, V) and biostratigraphic significance of Upper Semri and Lower Kaimur Groups of Central India. |
1994 |
| details |
Late Proterozoic |
|
India(Uttar Pradesh) |
Nautiyal,A.C. Upper Proterozoic microfossils (Zone IV, V) and biostratigraphic significance of Upper Semri and Lower Kaimur Groups of Central India. |
1994 |