| details |
Early Llandoverian |
Frasnian |
Brazil(Amazonas) |
Lange,F.W. Biostratigraphic subdivisions and revision of the Silurian-Devonian column of the Lower Amazon Basin. |
1967 |
| details |
Silurian |
|
Poland |
Burmann,G. Proof of microplankton in areas of tectonic Stress. |
1965 |
| details |
Famennian |
|
France(Ardennes) |
Bain,A. et al. Study of a microplankton, (Acritarches), of the Upper Devonian of the Ardennes. |
1965 |
| original |
Late Buntsandstein |
|
Germany(Leipzig) |
Schulz,E. Sporae dispersae from the Triassic of Thuringen. |
1965 |
| details |
Middle Devonian |
Late Devonian |
Illinois |
Guennel,G.K. Devonian spores in a Middle Silurian Reef. |
1963 |
| details |
Nd |
|
Nd |
Evitt,W.R. A discussion and proposals concerning fossil dinoflagellates, Hystrichospheres, and acritarchs. II. |
1963 |
| details |
Nd |
|
Nd |
Deflandre,G. et al. Notes on the acritarchs. |
1963 |
| details |
Late Devonian |
|
Canada(Alberta) |
Staplin,F.L. Reef-Controled distribution of Devonian microplankton in Alberta. |
1961 |
| details |
Ordovician |
Silurian |
Nd |
Evitt,W.R. Observations on the morphology of fossil dinoflagellates. |
1961 |
| original |
Late Ludlovian |
|
E.Germany(Rostock) |
Eisenack,A. Chitinozoans, Hystrichospheres and other microfossils from the Beyrichia-Limestone. |
1955 |