| details |
Middle Oligocene |
Middle Miocene |
W.Germany(Niedersachsen) |
Gerlach,E. Oligocene and Miocene microfossils of Northwestern Germany, with special consideration of Hystrichospheres and dinoflagellate. |
1961 |
| details |
Middle Oligocene |
Pleistocene |
W.Germany |
Maier,D. Investigation of plankton in Tertiary and Quaternary marine sediments. |
1959 |
| details |
Middle Eocene |
Late Eocene |
USSR(Carpathians) |
Portnyagina,L.A. Possibility of distinguishing the Upper Cretaceous and Paleogene flysch of the Soviet Carpathians by means of data from spore-pollen analysis. |
1964 |
| details |
Middle Eocene |
Late Eocene |
W.Germany(Schleswig) |
Klumpp,B. Contribution to the knowledge of microfossils of the Middle and Upper Eocene |
1953 |
| details |
Middle Dogger |
|
W.Germany |
Wetzel,W. Microorganisms of Jurassic and Cretaceous Sauria Castings. |
1967 |
| details |
Middle Albian |
Late Albian |
Canada(Arctic) |
Jutard,G.G. et al. Cretaceous and Tertiary stratigraphy northern Banks Island |
1974 |
| details |
Maastrichtian |
|
Canada(Arctic) |
Kerr,J.W. Geology of Bathurst Island Group and Byam Martin Island, Arctic Canada. |
1974 |
| details |
Maastrichtian |
|
Poland |
GŠ³rka,H. Coccolithophorids, dinoflagellates, hystrichosphaerids and incertae sedis microfossils of the Upper Cretaceous of Poland. |
1963 |
| original |
Maastrichtian |
|
Netherlands |
de Wit,R. Hystrichosphaeridae of the Limburg Flint. |
1943 |
| details |
Maastrichtian |
|
Belgium |
Conrad,W. Notes on protistologiques, XIX. Some microfossils of the Cretaceous Flint. |
1941 |
| details |
Maastrichtian |
|
Switzerland |
Badoux,H. et al. The age of the Helminthoides Flysch of the Romand and Chablais Prealps. |
1963 |
| details |
Maastrichtian |
|
France(Savoie,Haute) |
Badoux,H. et al. The age of the Helminthoides Flysch of the Romand and Chablais Prealps. |
1963 |
| details |
Maastrichtian |
|
Chile |
Wetzel,W. Microorganisms of Jurassic and Cretaceous Sauria Castings. |
1967 |
| details |
Maastrichtian |
Danian |
California |
Drugg,W.S. Palynology of the Upper Moreno Formation (Late Cretaceous-Paleocene) Escarpado Canyon, California. |
1967 |
| details |
Late Senonian |
|
Denmark |
Wetzel,O. Micropaleontological investigation of the Upper Senonian chalk from Stevns Klint-Kridtbrud on the Danish Seeland Island, and reference to flint boulders. |
1940 |
| details |
Late Senonian |
Danian |
Germany |
Wetzel,O. Microfossils preserved in organic substances of the Baltic Cretaceous Flint. (Part 2.) |
1933 |
| original |
Late Senonian |
Danian |
Germany |
Wetzel,O. Microfossils preserved in organic substances of the Baltic Cretaceous Flint. (Part 2.) |
1933 |