| original |
Middle Algonkian |
|
India(Himachal Pradesh) |
Nautiyal,A.C. First record of Middle Algonkian micro-organisms from Naldera Limestone (Basantpur Formation) of Himachal Himalaya with biostratigraphy. |
1985 |
| details |
Late Algonkian |
|
India(Uttar Pradesh) |
Nautiyal,A.C. Palaeogeographic significance species, (Phytoplankton), Microfloral Province (Upper Algonkian) in Lesser Himalaya and Plains Region of northern India |
1985 |
| details |
Algonkian |
|
India(Uttar Pradesh) |
Nautiyal,A.C. Lower Vinkhyan (Algonkian) microflora (microfauna), and biostratigraphy of Sangrampur Hill, Banda District, northern India. |
1986 |
| details |
Middle Proterozoic |
|
India(Himachal Pradesh) |
Nautiyal,A.C. Biostratigraphic significance of microfossil assemblages of Gangolihat Dolomite, Kumaun, Lesser Himalaya. |
1989 |
| details |
Riphean |
|
India(Himachal Pradesh) |
Nautiyal,A.C. Biostratigraphic significance of microfossil assemblages of Gangolihat Dolomite, Kumaun, Lesser Himalaya. |
1989 |
| details |
Late Proterozoic |
|
India(Uttar Pradesh) |
Nautiyal,A.C. et al. First record of Upper Proterozoic microbiota, (Zone IV), in 'Tirohan Limestone' and Upper Green Sandstone (Semri Group) of Lachman-Pahari, (southwest of Chitrakut, Banda District), Uttar Pradesh. |
1990 |
| details |
Middle Algonkian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |