details |
Late Ludlovian |
|
E.Germany(Rostock) |
Eisenack,A. Chitinozoans, Hystrichospheres and other microfossils from the Beyrichia-Limestone. |
1955 |
details |
Silurian |
|
Baltic |
Eisenack,A. Chitinozoans, Hystrichospheres and other microfossils from the Beyrichia-Limestone. |
1955 |
details |
Tarannon |
|
Belgium |
Stockmans,F. et al. The Hystrichospheres or rather the acritarchs of the Belgian Silurian. Drilling at the Lust Brewery at Courtrai (Kortrijk). |
1962 |
details |
Tarannon |
|
Belgium |
Stockmans,F. et al. The Hystrichospheres or rather the acritarchs of the Belgian Silurian. Drilling at the Lust Brewery at Courtrai (Kortrijk). |
1962 |
details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
details |
Silurian |
|
Baltic |
Norris,G. et al. A descriptive index of genera of fossil Dinophyceae and acritarcha. |
1965 |
details |
Wenlockian |
|
Sweden |
Eisenack,A. Microfossils of the Gotland Silurian. Hystrichospheres and questionable types |
1965 |
details |
Llandoverian |
|
Belgium |
Martin,F. Acritarchs from the drilling at the Lust Brewery near Kortrijk (Courtrai) (Belgian Silurian). |
1966 |
details |
Late Precambrian |
Cambrian |
Belgium |
Vanguestaine,M. Acritarchs from the Grand Halleux Drilling |
1968 |
details |
Early Gothlandian |
Middle Gothlandian |
Belgium |
Martin,F. The acritarchs from the Belgian Ordovician and Silurian. Determination and stratigraphic value. |
1968 |
details |
Nd |
|
Nd |
Martin,F. The acritarchs from the Belgian Ordovician and Silurian. Determination and stratigraphic value. |
1968 |
details |
Erian |
|
Canada(Ontario) |
Legault,J.A. Chitinozoa and acritarcha of the Hamilton Group (Middle Devonian) of Southern Ontario |
1971 |
details |
Ludlovian |
|
France(Manche) |
Deunff,J. et al. The Ludlovian microplankton from the submerged formations of Les Minquiers (Manche), and its place in the distribution of the Silurian paleoplankton. |
1971 |
details |
Devonian |
|
Canada |
Sheshegova,L.I. The acritarchs of the Paleozoic. |
1971 |
details |
Silurian |
|
Baltic |
Sheshegova,L.I. The acritarchs of the Paleozoic. |
1971 |
details |
Silurian |
|
USA |
Cramer,F.H. et al. North American Silurian palynofacies and their spatial arrangement. |
1972 |
details |
Middle Devonian |
|
Canada(Ontario) |
Legault,J.A. Chitinozoa and acritarcha of the Hamilton Formation, (Middle Devonian), southwestern Ontario. |
1973 |