original |
Early Proterozoic |
Ordovician |
Romania |
Visarion,A. et al. Determination of the age of a Crystalline Shales from the Apuseni Mountains, (Romania). |
1971 |
original |
Early Llandoverian |
|
Egypt |
Schrank,E. Palaeozoic and Mesozoic palynomorphs from northeast Africa (Egypt and Sudan) with special reference to Late Cretaceous pollen and dinoflagellates. |
1987 |
original |
Late Tremadocian |
|
USSR(Kostroma) |
Aristova,K.E. Acritarchs of Tremadoc-Arenig boundary Beds of the Moscow Synclise. (In: Palinologicheskie issledovaniya Proterozoya i Fanerozoya neftegazonoshykh. T.V. Byvsheva, editor.) |
1980 |
original |
Middle Riphean |
Late Riphean |
Finland |
Tynni,R. et al. Microfossils from the Precambrian Muhos Formation in Western Finland |
1984 |
original |
Middle Riphean |
Late Riphean |
Finland |
Tynni,R. et al. Microfossils from the Precambrian Muhos Formation in Western Finland |
1984 |
original |
Middle Riphean |
Late Riphean |
Finland |
Tynni,R. et al. Microfossils from the Precambrian Muhos Formation in Western Finland |
1984 |
original |
Middle Riphean |
Late Riphean |
Finland |
Tynni,R. et al. Microfossils from the Precambrian Muhos Formation in Western Finland |
1984 |
original |
Late Arenigian |
Early Llanvirnian |
Czechoslovakia |
VavrdovЎ,M. Nethromorphitae and some other acritarchs from the Bohemian Lower Ordovician |
1978 |
original |
Middle Ordovician |
|
Canada(Ontario) |
Legall,F.D. et al. Thermal maturation, burial history and hotspot development, Paleozoic strata of Southern Ontario-Quebec, from conodont and acritarch colour alteration studies |
1981 |
original |
Vendian |
Early Cambrian |
Spitsbergen |
Knoll,A.H. et al. Micropaleontology across the Precambrian-Cambrian boundary in Spitsbergen |
1987 |
original |
Vendian |
Early Cambrian |
Spitsbergen |
Knoll,A.H. et al. Micropaleontology across the Precambrian-Cambrian boundary in Spitsbergen |
1987 |
original |
Middle Cambrian |
|
Italy(Sardinia) |
Barca,S. et al. Acritarchs in the "Arenaire di San Vito" of southeast Sardinia. Stratigraphical and geological implications. |
1982 |
original |
Early Famennian |
|
Belgium |
Stockmans,F. et al. Acritarchs of the "Tranchee de Senzeille" (Upper Frasnian and Lower Famennian). |
1974 |
original |
Early Cambrian |
|
Poland |
Gunia,T. Microfossils from the Quartzitic Schists in the vicinity of Goszow, Snieznik Klodzki Massif, Central Sudetis. |
1984 |
original |
Early Llandoverian |
|
Canada(Ontario) |
Eley,B.E. et al. Palynomorphs from the Manitoulin Formation (Early Llandovery) of Southern Ontario |
1988 |
original |
Oligocene |
|
Japan(Fukushima Pref.) |
Takahashi,K. Microplankton from the Asagai Formation in the Joban Coal Field. |
1964 |
original |
Cambrian |
Ordovician |
Libya |
Wray,J.L. Paleozoic palynomorphs from Libya. (In: Palynology in Oil Exploration, Aureal T. Cross, editor) |
1964 |