| original |
Late Devonian |
|
Canada(Alberta) |
Staplin,F.L. Reef-Controled distribution of Devonian microplankton in Alberta. |
1961 |
| details |
Zechstein |
|
W.Germany(Hesse) |
Schaarschmidt,F. Spores and Hystrichosphaerids from the Zechstein of Budingen, Wetterau. |
1963 |
| details |
Paleozoic |
|
Nd |
Downie,C. et al. On the interpretation and status of some Hystrichosphere genera. |
1963 |
| details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Middle Zechstein |
Late Zechstein |
E.Germany |
Mosler,H. The material and fossil content of the Gray Salt Cy in the Southern Region of the German Democratic Republic. |
1966 |
| details |
Late Cambrian |
|
Poland |
Wazynska,H. Preliminary microfloristic examinations of the Sinian and Cambrian deposits from the Bialowieza area |
1967 |
| details |
Middle Kinderhookian |
|
Missouri |
Brown,D.D. Palynology of the Hannibal Formation, (Lower Mississippian), of northeast Missouri and western Illinois. |
1969 |
| details |
Middle Kinderhookian |
|
Illinois |
Brown,D.D. Palynology of the Hannibal Formation, (Lower Mississippian), of northeast Missouri and western Illinois. |
1969 |
| details |
Cambrian |
|
Poland |
Jagielska,L. Flora of the Cambrian;Microflora |
1972 |
| details |
Late Devonian |
|
Ohio |
Eames,L.E. Palynology of the Berea Sandstone and Cuyahoga Group of northeastern Ohio. |
1974 |
| details |
Early Givetian |
|
Canada(Saskatchewan) |
Nautiyal,A.C. Occurrence of microplanktons in the Middle Devonian rocks of Saskatchewan and Alberta, Canada. |
1975 |
| details |
Early Givetian |
|
Canada(Alberta) |
Nautiyal,A.C. Occurrence of microplanktons in the Middle Devonian rocks of Saskatchewan and Alberta, Canada. |
1975 |
| details |
Frasnian |
|
Canada(Alberta) |
Wicander,R. A catalogue and biostratigraphic distribution of North American Devonian acritarchs. |
1983 |
| details |
Late Devonian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Late Devonian |
|
Canada(Alberta) |
Sarjeant,W.A.S. et al. The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. |
1994 |