| details |
Silurian |
Devonian |
France(Cotes du Nord) |
Deunff,J. et al. The presence of a paleoplankton of acritarchs, chitinozoans, spores, scolecodonts and radiolarians from the Siluro - Devonian Formations of the Plourach Region, (Cotes-du-Nord). |
1971 |
| details |
Silurian |
Devonian |
France(Finistere) |
Deunff,J. et al. On the presence of a rich Silurian-Devonian microplankton acritarchs spores and chitinozoans at the top of the shales and quartzites of Plougastel, Brest-Finistere Basin. |
1976 |
| details |
Silurian |
Devonian |
France(Finistere) |
Deunff,J. et al. On the presence of a rich Silurian-Devonian microplankton acritarchs spores and chitinozoans at the top of the shales and quartzites of Plougastel, Brest-Finistere Basin. |
1976 |
| original |
Caradocian |
|
Portugal |
Elaouad-Debbaj,Z. Late Ordovician acritarches of the Bucaco Syncline (Portugal); systematics-biostratigraphy-paleogeographic interests. |
1978 |