| original |
Early Cambrian |
|
China(Yunnan) |
Xing,Y. Microflora of the Sinian System and Lower Cambrian near Kunming, Yunnan and its stratigraphical significance. |
1982 |
| original |
Early Ordovician |
|
China(Hopei) |
Li,Z.P. Acritarchs from the Upper Machiakou Formation of North China and its geological age. |
1982 |
| original |
Aptian |
|
Brazil(Maranhao) |
de Lima,M.R. Palynology of the Codo Formation, Region of Codo, Maranhao. |
1982 |
| original |
Early Cambrian |
|
USSR(Russian Platform) |
Volkova,N.A. Acritarchs of the Northwestern Russian Platform. (In:Tommotsk age and problems of the Lower Cambrian) |
1969 |
| original |
Aptian |
|
Brazil(Maranhao) |
de Lima,M.R. Palynology of the Codo Formation in the Codo Region. (In: Paleobotany and palynology of South America) |
1982 |
| original |
Ashgillian |
|
Portugal |
Elaouad-Debbaj,Z. Late Ordovician acritarches of the Bucaco Syncline (Portugal); systematics-biostratigraphy-paleogeographic interests. |
1978 |
| original |
Middle Cambrian |
|
USSR(Latvian SSR) |
Fridriksone,A.I. Acritarch Baltisphaeridium and its history (?) from the Cambrian sediments of Latvia. (In: Palaeontology and stratigraphy of the Baltic and Byelorussia) |
1971 |
| original |
Early Ordovician |
|
China(Hopei) |
Zhong,G. Early Ordovician microflora from the Dawan Formation at Huanghuachang, Yichang. |
1981 |
| original |
Early Cambrian |
|
USSR(Baltic) |
Volkova,N.A. et al. Microflora. (In: Upper Precambrian and Cambrian paleontology of the East-European Platform.) |
1979 |
| original |
Late Ladinian |
|
Australia(NSW) |
Anderson,H.M. et al. A preliminary review of the biostratigraphy of the uppermost Permian, Triassic and lowermost Jurassic of Gondwanaland. |
1970 |
| original |
Arenigian |
|
China(Shanghai) |
Hu,Y. Micropalaeoflora from the Early Ordovician in Gaoqiao Region of Shaanxi and its stratigraphic significance. |
1986 |
| original |
Early Cambrian |
|
Sweden |
Eklund,C. Lower Cambrian acritarch stratigraphy of the Barstad 2 core, Ostergotland, Sweden. |
1990 |
| original |
Ordovician |
|
Poland |
Jagielska,L. Flora of the Ordovician;Microflora |
1972 |
| original |
Cambrian |
|
Poland |
Jagielska,L. Flora of the Cambrian;Microflora |
1972 |
| original |
Famennian |
|
France(Ardennes) |
Bain,A. et al. Study of a microplankton, (Acritarches), of the Upper Devonian of the Ardennes. |
1965 |
| original |
Nd |
|
Algeria |
Jardin©,S. et al. Lithostratigraphy and palynology of the Sandy Devonian-Gothlandian of the Polignac Basin (Sahara). |
1968 |
| original |
Missourian |
|
Oklahoma |
Edwards,W.A. Palynology of the Francis Shale (Pennsylvanian) from near Ada, Oklahoma. |
1966 |