| details |
Callovian |
|
Poland |
Eisenack,A. Microfossils of secondary deposits in Dogger from East Prussia. |
1935 |
| details |
Dogger |
|
Poland |
Eisenack,A. Eodinia pachytheca, nov.gen., nov.sp., a primative dinoflagellate from a Kelloway Bed of East Prussia. |
1936 |
| details |
Nd |
|
Nd |
Eisenack,A. Hystrichospheres and related forms in the Baltic Silurian. |
1938 |
| details |
Nd |
|
Nd |
Eisenack,A. Hystrichospheres and related forms in the Baltic Silurian. |
1938 |
| details |
Nd |
|
Nd |
Eisenack,A. Hystrichospheres and related forms in the Baltic Silurian. |
1938 |
| details |
Silurian |
|
Czechoslovakia |
Eisenack,A. Hystrichospheres and related forms in the Baltic Silurian. |
1938 |
| 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 |
Nd |
|
Nd |
Eisenack,A. On Hystrichospheres and other microffossils of the Baltic Silurian and Cambrian |
1951 |
| details |
Maastrichtian |
|
USSR(Georgian SSR) |
Maslov,V.P. Hystrichosphaera-spore, what kind of organism? Fossil calcareous algae of the USSR |
1956 |
| original |
Nd |
|
Nd |
Eisenack,A. New types of Baltic Silurian Hystrichospheres and new species. |
1959 |
| details |
Nd |
|
Nd |
Sarjeant,W.A.S. Microplankton from the Kellaways rock and Oxford Clay of Yorkshire |
1961 |
| details |
Nd |
|
Nd |
Eisenack,A. A discussion of recent Hystrichospheres |
1964 |
| details |
Recent |
|
Nd |
Eisenack,A. A discussion of recent Hystrichospheres |
1964 |
| details |
Recent |
|
Nd |
Eisenack,A. A discussion of recent Hystrichospheres |
1964 |
| details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Nd |
|
Nd |
Eisenack,A. Microfossils of the Gotland Silurian. Hystrichospheres and questionable types |
1965 |
| details |
Arenigian |
Llandoverian |
Baltic |
Eisenack,A. On the systematics of some Palaeozoic Hystrichospheres (Acritarch) from the Baltic Region. |
1969 |