| details |
Late Rhaetian |
|
Arizona |
Ford,T.D. et al. The problematical Precambrian fossil Chuaria. |
1977 |
| details |
Late Precambrian |
|
Canada(Alberta) |
Hofmann,H.J. The problematic fossil Chuaria from the Late Precambrian Uinta Mountain Group, Utah. |
1977 |
| details |
Late Riphean |
Vendian |
Greenland |
Vidal,G. Aspects of problematic acid-resistant, organic-walled microfossils, (acritarchs), in the Upper Proterozoic of the North Atlantic Region. |
1981 |
| details |
Late Riphean |
Vendian |
Iceland |
Vidal,G. Aspects of problematic acid-resistant, organic-walled microfossils, (acritarchs), in the Upper Proterozoic of the North Atlantic Region. |
1981 |
| details |
Late Riphean |
Vendian |
Finland |
Vidal,G. Aspects of problematic acid-resistant, organic-walled microfossils, (acritarchs), in the Upper Proterozoic of the North Atlantic Region. |
1981 |
| details |
Late Riphean |
Vendian |
Sweden |
Vidal,G. Aspects of problematic acid-resistant, organic-walled microfossils, (acritarchs), in the Upper Proterozoic of the North Atlantic Region. |
1981 |
| details |
Late Riphean |
Vendian |
Norway |
Vidal,G. Aspects of problematic acid-resistant, organic-walled microfossils, (acritarchs), in the Upper Proterozoic of the North Atlantic Region. |
1981 |
| details |
Late Riphean |
Vendian |
USSR(Russian Platform) |
Vidal,G. Aspects of problematic acid-resistant, organic-walled microfossils, (acritarchs), in the Upper Proterozoic of the North Atlantic Region. |
1981 |
| details |
Late Riphean |
|
Spitsbergen |
Knoll,A.H. Microfossil-based biostratigraphy of the Precambrian Hecla Hoek sequence, Nordaustlandet, Svalbard. |
1982 |
| details |
Sinian |
|
China(Anhwei) |
Zhang,P. The relationship between the Sinian and Qingbaikou systems of South Liaoning and Jiangsu-Anhui area |
1985 |
| details |
Sinian |
|
China(Liaoning) |
Zhang,P. The relationship between the Sinian and Qingbaikou systems of South Liaoning and Jiangsu-Anhui area |
1985 |
| details |
Late Precambrian |
|
China(Hupei) |
Du,R. et al. Algal macrofossils from the Qingbaikoy System in the Yanshan Range of North China. |
1985 |
| details |
Precambriam |
|
China |
Xing,Y. Advance on study of Precambrian micropalaeophyta in China. |
1987 |
| details |
Precambriam |
|
India(Rajasthan) |
Mathur,S.M. Geochronology and biostratigraphy of the Vindhyan Supergroup. |
1987 |
| details |
Precambriam |
|
USSR |
Golovenok,V.K. Precambrian microfossils in chert and their biostratigraphic significance. |
1989 |
| details |
Precambriam |
|
USSR |
Weiss,A.F. Microfossils in the Precambrian stratigraphy of the USSR. |
1989 |
| details |
Brioverian |
|
Czechoslovakia |
PacltovŠ,B. Late Proterozoic organic remains from the Mitov locality (Czechoslovakia). (In: Current Perspectives in Palynological Research. S.Chanda, editor) |
1990 |