| original |
Middle Precambrian |
|
Canada(Ontario) |
Barghoorn,E.S. et al. Microorganisms from the Gunflint Chert. |
1965 |
| details |
Middle Precambrian |
|
Canada(Ontario) |
Schopf,J.W. Recent advances in Precambrian paleobiology |
1969 |
| details |
Precambriam |
|
Canada(Ontario) |
Schopf,J.W. Organically preserved Precambrian microorganisms. |
1970 |
| details |
Middle Precambrian |
|
Canada(Ontario) |
Schopf,J.W. Precambrian micro-organisms and evolutionary events, prior to the origin of vascular plants. |
1970 |
| details |
Late Proterozoic |
|
Poland |
Gunia,T. Microflora of Pre-Cambrian Limestones of the Duszniki Zdroj Region, (the Central Sudeten). |
1974 |
| details |
Proterozoic |
|
Nd |
Krylov,I.N. et al. The oldest traces of life on earth. |
1975 |
| details |
Early Proterozoic |
|
Australia(W.Australia) |
Walter,M.R. et al. Microfossils from a newly discovered Precambrian Stromatolitic Iron Formation in Western Australia. |
1976 |
| details |
Precambriam |
|
Canada(Ontario) |
Awramik,S.M. et al. The Gunflint Microbiota. |
1977 |
| details |
Late Precambrian |
|
India(Uttar Pradesh) |
Nautiyal,A.C. First record of algal remains, (Filamentous, Spheroidal), and acritarchs from the Precambrian Gangolihat Dolomites Formaion of Pithoragarh, Kumaun Himalaya, India. |
1978 |
| details |
Middle Algonkian |
|
India |
Hughes,N.F. Mesosperm palynoloigic evidence and ancestors of angiosperms. (In: Historical Perspectives of Angiosperm Evolution.) |
1984 |
| details |
Middle Algonkian |
Late Algonkian |
India(Uttar Pradesh) |
Nautiyal,A.C. Discovery of Algonkian (Upper to Middle) micro-organisms from Semri Group at Sangrampur Hill, Bande District, India. |
1984 |
| details |
Middle Algonkian |
|
India(Uttar Pradesh) |
Nautiyal,A.C. Algonkian microorganisms of the Kumarun and Himachal Himalaya and their sedimentary facies relationship |
1984 |
| details |
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(Himachal Pradesh) |
Nautiyal,A.C. Palaeogeographic significance species, (Phytoplankton), Microfloral Province (Upper Algonkian) in Lesser Himalaya and Plains Region of northern India |
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 |
Late Algonkian |
|
India(Jammu & Kashmir) |
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 |