| details |
Givetian |
|
Czechoslovakia |
Lele,K.M. Preliminary note on the miospores and other microfossils from the Srbsko Formation (Givetian) in the Barrandian Basin, Czchoslovakia. |
1968 |
| details |
Early Llandeilian |
|
Czechoslovakia |
VavrdovЎ,M. Palaeozoic microplankton from central Bohemia. |
1966 |
| details |
Arenigian |
|
Czechoslovakia |
VavrdovЎ,M. Ordovician acritarchs from Central Bohemia. |
1965 |
| details |
Middle Proterozoic |
|
China(Tientsin) |
Wang,H. The Proterozoic. (In: The Geology of China. Z. Yang, Y. Cheng and H. Wang, editors) |
1986 |
| details |
Ordovician |
Silurian |
China(Tibet) |
Xing,Y. A discovery of micropalaeophyta, chitinozoa and scolecodonts from Ordovician and Silurian in Keping, Xinjiang. |
1986 |
| details |
Late Precambrian |
|
China(Shanghai) |
Yao,Z.-B. et al. Correlation of the Upper Precambrian in the Xuhuai Region |
1983 |
| details |
Early Ordovician |
|
China(Hupei) |
Yin,L.-M. New forms of acritarch from Early Ordovician sediments in Yichang, Hubei, China. |
1994 |
| details |
Silurian |
|
Canada(Quebec) |
Duffield,S.L. Biostratigraphy and taxonomy of Lower Silurian acritarchs from Anticosti Island,Quebec. |
1981 |
| details |
Early Devonian |
|
Canada(Ontario) |
Deunff,J. On a microplankton from the Devonian of Canada containing some new types of Hystrichosphaerids. |
1954 |
| details |
Llandoverian |
|
Canada(Nova Scotia) |
Strother,P.K. Acritarchs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Scythian |
|
Canada |
Tappan,H. et al. Smaller protistan evidence and explanation of the Permian-Triassic crisis. (In: The Permian and Triassic systems and their mutual boundary) |
1973 |
| details |
Silurian |
|
Bulgaria |
Kalvacheva,R.K. Acritarch stratigraphy of Lower Paleozoic formations in the West Balkan Mountains, Bulgaria. |
1978 |
| details |
Devonian |
|
Brazil(Pernambuco) |
Brito,I.M. Short note on the Devonian microfossils of Pernambuco |
1965 |
| details |
Middle Devonian |
|
Brazil(Pernambuco) |
Brito,I.M. Contribution to the knowledge of Devonian microfossils of Pernambuco.1. Archaeotriletes |
1967 |
| details |
Devonian |
|
Brazil(Maranhao) |
Brito,I.M. et al. New occurrences of Devonian acritarchs in the Parnaiba Basin. |
1983 |
| details |
Silurian |
Devonian |
Brazil(Maranhao) |
Brito,I.M. et al. Contribution to the knowledge of Silurian and Devonian microfossils of the Maranhao Basin |
1965 |
| details |
Middle Devonian |
|
Brazil(Bahia) |
Regali,M.S.P. Palynological results of Paleozoic samples from the Tucano-Jatoba Basin. |
1964 |