| original |
Late Tremadocian |
Early Arenigian |
Spain |
Servais,T. et al. The messaoudensis-trifidum acritarch assemblage (Ordovician: Late Tremadoc - Early Arenig) of the Barriga Shale Formation, Sierra Morena (southwest Spain). |
2000 |
| original |
Doushantuo |
Dengying |
China |
Yin,C. et al. The early evolution of the acanthomorphic acritarchs in China and their biostratigraphical implication |
1995 |
| original |
Early Landenian |
|
Belgium |
Schumacker-Lambry,J. Palynology of Lower Landenian (Paleocene) at Gelinden-Overbroek, Belgium. Relationship between the microfossils and the sediment. |
1978 |
| original |
Middle Ordovician |
|
Finland |
Tynni,R. Ordovician hystrichospheres and chitinozoans in limestone from the Bothnian Sea. |
1975 |
| original |
Middle Cambrian |
|
Belgium |
Vanguestaine,M. Discovery of acritarchs in the Upper Revinian of the Stavelot Massif. |
1967 |
| original |
Late Cretaceous |
|
Colorado |
Thompson,G.G. Paleoecology of palynomorphs in the Mancos Shale, Southwestern Colorado. |
1969 |
| original |
Cuisian |
|
France(Seine-Maritim) |
Gruas-Cavagnetto,C. Dinophyceae, acritarcha, and pollen from the Varengeville Formation (Cuisian, Seine-Maritime). |
1970 |
| original |
Sparnacian |
|
France(Paris Basin) |
Gruas-Cavagnetto,C. Palynological study of various Sparnacian Beds in the Paris Basin |
1968 |
| original |
Missourian |
|
Oklahoma |
Edwards,W.A. Palynology of the Francis Shale (Pennsylvanian) from near Ada, Oklahoma. |
1966 |
| original |
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 Ordovician |
|
China(Hopei) |
Zhong,G. Early Ordovician microflora from the Dawan Formation at Huanghuachang, Yichang. |
1981 |
| original |
Middle Cambrian |
|
USSR(Yaroslav) |
Volkova,N.A. Acritarchs of the Middle and Upper Cambrian in the Moscow Syncline |
1980 |
| original |
Early Cambrian |
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 |
Caradocian |
|
Portugal |
Elaouad-Debbaj,Z. Late Ordovician acritarches of the Bucaco Syncline (Portugal); systematics-biostratigraphy-paleogeographic interests. |
1978 |
| 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 |
Early Cambrian |
|
China |
Tian,C. Sinian and Cambrian micropalaeoflora. (In: Palaeontological Atlas of Southwest China, Volume of Microfossils. Edited by Chengdu Institute of Geology and Mineral Resources.) |
1983 |
| original |
Early Ordovician |
|
China(Hopei) |
Li,Z.P. Acritarchs from the Upper Machiakou Formation of North China and its geological age. |
1982 |