| original |
Early Ordovician |
|
China(Hopei) |
Li,Z.P. Acritarchs from the Upper Machiakou Formation of North China and its geological age. |
1982 |
| original |
Middle Cambrian |
Late Cambrian |
Canada(Newfoundland) |
Anderson,M.M. Discussion: Algal remains from the Ramdom Formation (Late Precambrian) of Newfoundland, Canada. (Reply - A.C.Nautiyal). |
1984 |
| original |
Late Neogene |
Pleistocene |
Pacific(E.China Sea) |
Song,Z.-C. et al. A research on Cenozoic palynology of the Longjing structural area in the shelf basin of the East China Sea (Donghai) region. |
1985 |
| original |
Early Cambrian |
|
USSR(Yakut ASSR) |
Ogurtsova,R.N. Plant microfossils of key sections of the Vendian Lower Cambrian of Malogo Karatai |
1985 |
| original |
Late Proterozoic |
Early Cambrian |
Poland |
Moczydlowska,M. et al. Lower Cambrian acritarch zonation in southern Scandinavia and southeastern Poland. |
1986 |
| original |
Arenigian |
|
China(Hupei) |
Lu,L.-C. Acritarchs from the Dawan Formation (Arenigian) of Huanghuachang in Yichang, western Hubei. |
1987 |
| original |
Late Ordovician |
|
Scotland(Ayr) |
Whelan,G.M. Preliminary acritarch and chitinozoan distributions across Ordovician-Silurian boundary stratotype at Dob's Linn, Scotland. (In: A Global Analysis of the Ordovician-Silurian Boundary. L.R.M.Cocks and R.B.Rickards, editors) |
1988 |
| original |
Early Wenlockian |
|
Sweden |
Le H©riss©,A. Acritarchs and cysts of Prasinophycean algae of the Silurian of Gotland, Sweden. |
1989 |
| original |
Early Maestrichtian |
|
Arctic Ocean |
Firth,J.V. et al. An Early Maestrichtian organic-walled phytoplankton cyst assemblage from an organic-rich Black Mud in core Fl-533, Alpha Ridge: Evidence for upwelling conditions in the Cretaceous Arctic Ocean |
1998 |
| original |
Early Miocene |
Quaternary |
Antarctica |
Wrenn,J.H. et al. Diversity and palaeoenvironmental significance of Late Cainozoic marine palymorphs from the CRP-1 Core, Ross Sea, Antarctica. |
1998 |
| original |
Early Rhuddanian |
|
Saudi Arabia |
Le H©riss©,A. Characteristics of the acritarch recovery in the early Silurian of Saudi Arabia. |
2000 |
| details |
Late Pridolian |
Lochkovian |
Czech Republic |
Fatka,O. et al. Organic-walled microfossils at the Silurian/Devonian boundary stratotype (Klonk near Suchomasty, Barrandian area, Czech Republic). |
2003 |