| details |
Cretaceous |
|
USSR(Baltic) |
Wetzel,W. Sediment petrographic studies. 1. Flintstone. |
1922 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Cretaceous |
|
USSR(Baltic) |
Wetzel,W. Sediment petrographic studies. 1. Flintstone. |
1922 |
| details |
Cretaceous |
|
USSR(Baltic) |
Wetzel,W. Sediment petrographic studies. 1. Flintstone. |
1922 |
| details |
Cretaceous |
|
USSR(Baltic) |
Wetzel,W. Sediment petrographic studies. 1. Flintstone. |
1922 |
| details |
Cretaceous |
|
USSR(Baltic) |
Wetzel,W. Sediment petrographic studies. 1. Flintstone. |
1922 |
| details |
Nd |
|
Virginia |
Ehrenberg,C.G. Microgeology. The soil and rockcreating activity of independent microscopic organisms. |
1854 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Silurian |
|
Czechoslovakia |
Eisenack,A. Hystrichospheres and related forms in the Baltic Silurian. |
1938 |
| details |
Callovian |
|
Poland |
Eisenack,A. Microfossils of secondary deposits in Dogger from East Prussia. |
1935 |
| details |
Silurian |
Emsian |
France(Bretagne) |
Moreau-Benoit,A. Palynological and planktonic research on the Devonian and some Silurian formations of the southeast Massif Armoricain. |
1974 |
| details |
Recent |
|
Nd |
Eisenack,A. A discussion of recent Hystrichospheres |
1964 |
| details |
Arenigian |
Llandoverian |
Baltic |
Eisenack,A. On the systematics of some Palaeozoic Hystrichospheres (Acritarch) from the Baltic Region. |
1969 |
| details |
Middle Ordovician |
Late Ordovician |
Baltic |
Eisenack,A. On the systematics of some Palaeozoic Hystrichospheres (Acritarch) from the Baltic Region. |
1969 |
| details |
Arenigian |
|
Baltic |
Eisenack,A. On the systematics of some Palaeozoic Hystrichospheres (Acritarch) from the Baltic Region. |
1969 |