| original |
Late Llandoverian |
|
Baltic |
Eisenack,A. Hystrichospheres of the Baltic Gotlandium |
1954 |
| details |
Silurian |
|
Nd |
Matthes,H.W. Introduction to micropaleontology |
1956 |
| details |
Silurian |
|
Nd |
Evitt,W.R. Observations on the morphology of fossil dinoflagellates. |
1961 |
| details |
Nd |
|
Nd |
Sarjeant,W.A.S. The Hystrichospheres. A review and discussion. |
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 |
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 |
Nd |
|
Nd |
Deflandre,G. et al. Critical remarks on the genus Micrhystridium, Deflandre. |
1965 |
| details |
Silurian |
|
Nd |
Downie,C. The geological history of the microplankton. |
1967 |
| details |
Nd |
|
Nd |
Brito,I.M. The acritarchs |
1967 |
| details |
Emsian |
|
France(Rhone) |
Moreau-Benoit,A. Some microplankton of the Lower Devonian of Anjou. |
1967 |
| details |
Nd |
|
France |
Alpern,B. et al. Palaeobotany and palynology in France: a historical review. |
1968 |
| details |
Silurian |
|
Europe |
Rudavskaya,V.A. Palaeozoic Hystrichospheres. |
1969 |
| details |
Middle Gothlandian |
|
Nd |
Cramer,F.H. A palynostratigraphic model for Atlantic Pangea during Silurian time. |
1971 |
| details |
Wenlockian |
|
Gondwanaland |
Cramer-Diez,F.H. Spatial and chronological arrangement of Silurian palynofacies. |
1972 |
| details |
Late Ordovician |
Silurian |
Nd |
Downie,C. Observations on the nature of the acritarchs |
1973 |