| details |
Late Riphean |
Early Vendian |
Norway |
Vidal,G. Giant Acanthomorph acritarchs from the Upper Proterozoic in Southern Norway |
1990 |
| details |
Late Riphean |
|
Spitsbergen |
Knoll,A.H. et al. Paleobiology of a Neoproterozoic Tidal Flat/Lagoonal complex; The Draken Conglomerate Formation, Spitsbergen. |
1991 |
| details |
Early Vendian |
|
Norway(Svalbard) |
Knoll,A.H. Vendian microfossils in metasedimentary cherts of the Scotia Group Prins Karls Forland, Svalbard. |
1992 |
| details |
Doushantuo |
Dengying |
China |
Yin,C. et al. The early evolution of the acanthomorphic acritarchs in China and their biostratigraphical implication |
1995 |