| details |
Ordovician |
|
USSR(Estonian SSR) |
Eisenack,A. Microfossils of the Ordovician from the Baltic area.1. |
1958 |
| details |
Late Cambrian |
Ordovician |
USSR(Estonian SSR) |
Eisenack,A. New types of Baltic Silurian Hystrichospheres and new species. |
1959 |
| details |
Late Cambrian |
Ordovician |
Sweden |
Eisenack,A. New types of Baltic Silurian Hystrichospheres and new species. |
1959 |
| original |
Early Caradocian |
|
Sweden |
Eisenack,A. New types of Baltic Silurian Hystrichospheres and new species. |
1959 |
| original |
Early Ordovician |
|
Sweden |
Eisenack,A. New types of Baltic Silurian Hystrichospheres and new species. |
1959 |
| original |
Silurian |
|
Sweden |
Eisenack,A. New types of Baltic Silurian Hystrichospheres and new species. |
1959 |
| details |
Wenlockian |
|
England(Shropshire) |
Downie,C. Hystrichospheres from the Silurian Wenlock Shale of England. |
1959 |
| details |
Ordovician |
|
Baltic |
Eisenack,A. Hystrichospheres as Food of Ordovician Foraminifera. |
1961 |
| details |
Valentian |
|
Algeria |
Deunff,J. et al. Palynoplanktonic correlation in the Cambro-Ordovician of the Sahara |
1961 |
| details |
Ordovician |
|
Baltic |
Eisenack,A. Microfossils from the Baltic Ordovician. 2: Vaginatenkalk to Lyckholmer Stufe. |
1962 |
| details |
Ordovician |
|
Baltic |
Eisenack,A. Microfossils from the Baltic Ordovician. 2: Vaginatenkalk to Lyckholmer Stufe. |
1962 |
| details |
Ordovician |
|
Baltic |
Eisenack,A. Microfossils from the Baltic Ordovician. 2: Vaginatenkalk to Lyckholmer Stufe. |
1962 |
| details |
Nd |
|
Nd |
Eisenack,A. Some recent observations on Hystrichosphaeridium |
1962 |
| details |
Middle Ordovician |
|
USSR(Estonian SSR) |
Timofeev,B.V. A small palyeontological theodolite table. (A new method of research into fossil microplankton). (In: Collected Palaentological Papers) |
1962 |
| details |
Ordovician |
|
Baltic |
Eisenack,A. Hystricosphaeres |
1963 |
| details |
Ordovician |
|
Baltic |
Eisenack,A. Hystricosphaeres |
1963 |
| original |
Wenlockian |
|
England(Shropshire) |
Downie,C. 'Hystrichosheres', (acritarchs), and spores of the Wenlock Shales, (Silurian), of Wenlock, England. |
1963 |