| details |
Middle Ordovician |
|
USSR(Siberia) |
Timofeev,B.V. Ordovician and Silurian phytoplankton of the Siberian Platform. |
1963 |
| details |
Maastrichtian |
|
USSR(WSL) |
Zaklinskaya,E.D. Subdivision of Maestrichtian-Danian-Paleocene sediments of Western Siberia on the basis of data on spore and pollen Aalysis |
1960 |
| details |
Eocene |
|
India(Gujarat) |
Sen,J. Occurrence of Microthyriaceae in the Eocene of Western India. |
1966 |
| details |
Late Helvetian |
|
Romania |
Baltes,N. Tertiary plant microfossil assemblages from the Nnonian Depression, (Rumania), and their palaeoecology. |
1971 |
| details |
Pontian |
|
Romania |
Baltes,N. Tertiary plant microfossil assemblages from the Nnonian Depression, (Rumania), and their palaeoecology. |
1971 |
| details |
Early Dacian |
|
Romania |
Baltes,N. Tertiary plant microfossil assemblages from the Nnonian Depression, (Rumania), and their palaeoecology. |
1971 |
| details |
Nd |
|
Nd |
Eisenack,A. New types of Baltic Silurian Hystrichospheres and new species. |
1959 |
| details |
Nd |
|
Nd |
Eisenack,A. Chitinozoans, Hystrichospheres and other microfossils from the Beyrichia-Limestone. |
1955 |
| details |
Nd |
|
Nd |
Sarjeant,W.A.S. Taxonomic notes on hystrichospheres and acritarchs. |
1964 |
| details |
Late Cretaceous |
|
W.Germany |
Wetzel,W. Quantitative studies of Upper Cretaceous microplankton. |
1965 |
| details |
Nd |
|
Nd |
Loeblich,A.R.,Jr. et al. Index to the genera, subgenera, and sections of the Pyrrhophyta. |
1966 |
| details |
Nd |
|
Nd |
Sarjeant,W.A.S. et al. The classification of dinoflagellate cysts above Generic Level |
1966 |
| details |
Early Devonian |
|
Canada(Ontario) |
Deunff,J. On a microplankton from the Devonian of Canada containing some new types of Hystrichosphaerids. |
1954 |
| original |
Senonian |
|
France(Paris Basin) |
Deflandre,G. Microfossils from Cretaceous Flints.Second Part |
1937 |
| details |
Nd |
|
Nd |
Deflandre,G. et al. Critical remarks on the genus Micrhystridium, Deflandre. |
1965 |
| details |
Pleistocene |
|
Norway(Offshore) |
Combaz,A. et al. Microscopic study of organic material in Quaternary sediments from the Norway Sea |
1977 |
| details |
Nd |
|
Nd |
M¤dler,K.A. Hystrichophyta and acritarchs |
1967 |