original |
Late Proterozoic |
|
Sweden |
Vidal,G. Late Precambrian microfossils from the Visingso Beds in Southern Sweden. |
1976 |
details |
Vendian |
|
Norway |
Vidal,G. Micropalaeontology and biostratigraphy of the Upper Proterozoic and Lower Cambrian sequence in East Finnmark, Northern Norway. |
1981 |
details |
Vendian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
details |
Late Precambrian |
|
China(Shansi) |
Yan,Y.-Z. et al. Discovery of Acanthomorphic acritarchs from the Baicaoping Formation in Yongji, Shanxi and its geological significance. |
1992 |