| details |
Cambrian |
|
USSR(Baltic) |
Obrhel,J. On the occurrance of spores and pollen (sporae dispersae) in Lower Paleozoic and Pre-Paleozoic formations |
1958 |
| details |
Cambrian |
|
USSR(Baltic) |
Rudavskaya,V.A. Hystrichosphaerida of the Paleozoic Era |
1965 |
| details |
Tremadocian |
|
USSR |
Timofeev,B.V. Late Proterozoic and Early Paleozoic phytoplankton. (In: Report from the 1st All-Union Palynological Conference) |
1965 |
| details |
Precambriam |
Cambrian |
USSR |
Volkova,N.A. Nature and classification of microfossils of plant origin from Precambrian and Lower Paleozoic. |
1965 |
| details |
Cambrian |
|
USSR |
Timofeev,B.V. Hystrichosphaeridae of the Cambrian |
1956 |
| details |
Late Cambrian |
|
S.Ireland(Clare) |
Holland,C.H. et al. Evolving life of the developing Caledonides. (In: The Caledonides of the British Isles - Review. A.L.Harris, C.H.Holland and B.E.Leake, editors) |
1979 |
| details |
Late Tremadocian |
|
S.Ireland(Clare) |
Holland,C.H. et al. Evolving life of the developing Caledonides. (In: The Caledonides of the British Isles - Review. A.L.Harris, C.H.Holland and B.E.Leake, editors) |
1979 |
| details |
Ordovician |
|
Romania |
Beju,D. The present stage of the palynological researches concerning the Antecretaceous of Romania. |
1971 |
| details |
Nd |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Nd |
|
Nd |
Evitt,W.R. A discussion and proposals concerning fossil dinoflagellates, Hystrichospheres, and acritarchs. II. |
1963 |
| details |
Early Cambrian |
Middle Cambrian |
Nd |
Downie,C. The geological history of the microplankton. |
1967 |
| details |
Nd |
|
Nd |
Brito,I.M. The acritarchs |
1967 |
| details |
Nd |
|
Nd |
Sarjeant,W.A.S. The Hystrichospheres. A review and discussion. |
1961 |
| details |
Nd |
|
Nd |
Deflandre,G. et al. Critical remarks on the genus Micrhystridium, Deflandre. |
1965 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Ordovician |
|
Nd |
Servais,T. An annotated bibliographical review of Ordovician acritarchs |
1997 |
| details |
Nd |
|
Nd |
Timofeev,B.V. Systematic classification of organic phytoplankton and spore dispersa. (In: Taxonomy and methods for the study of fossil pollen and spores. V.N.Saks and A.F.Khlonova, editors) |
1964 |