| details |
Ordovician |
|
Europe |
Dorning,K.J. Paleozoic marine Shelf acritarchs |
1984 |
| details |
Ordovician |
|
North America |
Dorning,K.J. Paleozoic marine Shelf acritarchs |
1984 |
| details |
Ordovician |
|
Canada(Ontario) |
Eley,B.E. et al. Lower Palaeozoic Chert -First widely used mineral of Southern Ontario |
1984 |
| details |
Ordovician |
|
Nd |
Eisenack,A. Hystricosphaeres |
1963 |
| details |
Ordovician |
Devonian |
USA |
Kedves,M. Introduction to the palynology of Pre-Quaternary deposits |
1986 |
| details |
Ordovician |
Permian |
Nd |
Rudavskaya,V.A. Hystrichosphaerida of the Paleozoic Era |
1965 |
| details |
Ordovician |
Cretaceous |
Nd |
Evitt,W.R. Observations on the morphology of fossil dinoflagellates. |
1961 |
| details |
Ordovician |
Silurian |
Baltic |
Timofeev,B.V. Phytoplankton and dispersed spores of the Ordovician, Silurian and Lower Devonian of the Baltic Region, the Gory Switokrzyskie and Podolia. |
1963 |
| details |
Ordovician |
Silurian |
Poland |
Timofeev,B.V. Phytoplankton and dispersed spores of the Ordovician, Silurian and Lower Devonian of the Baltic Region, the Gory Switokrzyskie and Podolia. |
1963 |
| details |
Ordovician |
Early Carboniferous |
Algeria |
de Jekhowsky,B. Organic microfossils (spores, hystrichospheres, chitinozoans, etc.), of the Saharan Pre-Quaternary |
1965 |
| original |
Ordovician |
|
France(Finistere) |
Deunff,J. Veryhachium, new genus of Paleozoic hystrichospheres. |
1954 |
| details |
Ordovician |
Permian |
Nd |
Downie,C. The geological history of the microplankton. |
1967 |
| details |
Ordovician |
|
Romania |
Beju,D. The present stage of the palynological researches concerning the Antecretaceous of Romania. |
1971 |
| details |
Ordovician |
|
France |
Rauscher,R. Ordovician acritarchs from France. |
1974 |
| details |
Ordovician |
|
Nd |
Servais,T. An annotated bibliographical review of Ordovician acritarchs |
1997 |
| details |
Oligocene |
|
India(Assam) |
Singh,R.K. Development of Palaeogene palynostratigraphy in northeast India. (In: Cenozoic stratigraphy and palynology in India.) |
1982 |
| details |
Oligocene |
|
India(West Bengal) |
Singh,R.K. Development of Palaeogene palynostratigraphy in northeast India. (In: Cenozoic stratigraphy and palynology in India.) |
1982 |