| original |
Middle Devonian |
|
Canada |
Deunff,J. New microorganisms (Hystrichospheres) from the Devonian of North America. |
1957 |
| original |
Caradocian |
|
France(Finistere) |
Deunff,J. Planktonic microorganisms of the Breton Paleozoic. 1. The Ordovician of Veryhach (Crozon Peninsula). |
1959 |
| details |
Frasnian |
|
Belgium |
Stockmans,F. et al. Hystrichospheres of the Belgian Devonian (Wepion Drilling). |
1962 |
| details |
Paleozoic |
|
Nd |
Downie,C. et al. On the interpretation and status of some Hystrichosphere genera. |
1963 |
| details |
Paleozoic |
|
Nd |
Downie,C. et al. On the interpretation and status of some Hystrichosphere genera. |
1963 |
| original |
Ludlovian |
Emsian |
Spain |
Cramer,F.H. Microplankton from three Palaeozoic formations in the Province of Leon, northwest Spain. |
1964 |
| original |
Ludlovian |
|
Spain |
Cramer,F.H. Microplankton from three Palaeozoic formations in the Province of Leon, northwest Spain. |
1964 |
| details |
Middle Devonian |
|
France(Finistere) |
Deunff,J. On one series of acritarchs of the Middle Devonian of Finistere. |
1965 |
| details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Arenigian |
|
Belgium |
Martin,F. Acritarchs of Sart-Bernard (Belgian Ordovician) |
1965 |
| details |
Devonian |
|
Tunisia |
Deunff,J. Research on the Devonian microplankton (Acritarchs and Dinophyceae). |
1965 |
| details |
Devonian |
|
Canada |
Deunff,J. Research on the Devonian microplankton (Acritarchs and Dinophyceae). |
1965 |
| details |
Couvinian |
|
France |
Deunff,J. Research on the Devonian microplankton (Acritarchs and Dinophyceae). |
1965 |
| details |
Late Wenlockian |
Late Emsian |
Spain |
Cramer,F.H. Palynology of Silurian and Devonian rocks in northwest Spain. |
1966 |
| 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 |