original |
Middle Precambrian |
|
Canada(Ontario) |
Barghoorn,E.S. et al. Microorganisms from the Gunflint Chert. |
1965 |
details |
Huronian |
|
Canada(Ontario) |
Deflandre,G. On the existence, since the Precambrian, of acritarchs of the type Acanthomorphitae. |
1968 |
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 |
Early Proterozoic |
|
Minnesota |
Cloud,P. et al. Ultrastructure and geologic relations of some Two-Aeon Old Nostocacean algae from Northeastern Minnesota. |
1972 |
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 |
Proterozoic |
|
Australia(N.Territory) |
Muir,M.D. Proterozoic microfossils from the Amelia Dolomite, Mcarthur Basin, Northern Territory. |
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 |
Early Proterozoic |
|
Canada(Quebec) |
Knoll,A.H. et al. Early Proterozoic microfossils and Penecontemporaneous Quartz Cementation in the Sokoman Iron Formation, Canada |
1981 |
details |
|
|
China(Hopei) |
Liu,Z.-L. et al. Fossil algae community from Wumishan Formation in Jixian County of Hebei Province. |
1982 |
details |
Proterozoic |
|
Australia(N.Territory) |
Muir,M.D. Proterozoic microfossils from the Mara Dolomite Member, Emmerugga Dolomite, McArthur Group, from the northern Territory, Australia. |
1983 |
details |
Late Precambrian |
|
India(Andhra Pradesh) |
Maithy,P.K. et al. Microbiota from subsurface of Ganga Basin |
1983 |
details |
Middle Algonkian |
|
India |
Hughes,N.F. Mesosperm palynoloigic evidence and ancestors of angiosperms. (In: Historical Perspectives of Angiosperm Evolution.) |
1984 |
details |
Late Sinian |
|
China(Hupei) |
Zhang,Z. Doushantuo (Late Sinian) microflora of China and its significance |
1984 |