original |
Early Devonian |
|
Canada(Ontario) |
Deunff,J. On a microplankton from the Devonian of Canada containing some new types of Hystrichosphaerids. |
1954 |
details |
Devonian |
|
Canada |
Deunff,J. Recent progress in the knowledge of fossil microplankton, especially Hystrichospheres, of the Paleozoic Seas |
1956 |
details |
Devonian |
|
Canada |
Deunff,J. Some details concerning the Hystrichosphaeridae from the Devonian of Canada. |
1961 |
details |
Paleozoic |
|
Nd |
Sarjeant,W.A.S. Fossil algae and modern rock-dating. |
1963 |
details |
Emsian |
|
Spain |
Cramer,F.H. Microplankton from three Palaeozoic formations in the Province of Leon, northwest Spain. |
1964 |
details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
details |
Devonian |
|
Canada |
Norris,G. et al. A descriptive index of genera of fossil Dinophyceae and acritarcha. |
1965 |
details |
Devonian |
|
Canada |
Deunff,J. Research on the Devonian microplankton (Acritarchs and Dinophyceae). |
1965 |
details |
Middle Emsian |
Late Emsian |
Spain |
Cramer,F.H. Palynology of Silurian and Devonian rocks in northwest Spain. |
1966 |
details |
Devonian |
|
Canada |
Brito,I.M. The acritarchs |
1967 |
details |
Devonian |
|
Canada |
Deunff,J. Research on Devonian microplankton (acritarchs and dinoflagellates). |
1967 |
details |
Devonian |
|
USA |
Deunff,J. Research on Devonian microplankton (acritarchs and dinoflagellates). |
1967 |
details |
Devonian |
|
France |
Deunff,J. Research on Devonian microplankton (acritarchs and dinoflagellates). |
1967 |
details |
Devonian |
|
Tunisia |
Deunff,J. Research on Devonian microplankton (acritarchs and dinoflagellates). |
1967 |
details |
Late Emsian |
|
Spain |
Cramer,F.H. et al. Taxonomic considerations on the acritarchs of the Middle and Upper Silurian of northern Spain. |
1968 |
details |
Devonian |
|
Canada |
Rudavskaya,V.A. Palaeozoic Hystrichospheres. |
1969 |
details |
Devonian |
|
Canada |
Sheshegova,L.I. The acritarchs of the Paleozoic. |
1971 |