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Dinoflagellates under discussion

 

Pentadinium sp. cf. P. goniferum
Origine : Upper Oligocene (NP25), West Africa.

sent by : Jean-Marc Moron
 
  1. Antapical view showing the gonal processes.
  2. Antapical view showing the strong ornamentation of the endophragm. Focus on the fenestrate cingular septa on the dorsal face.
  3. Focus on the fimbriate cingular septa on the ventral face.
  4. Detail of 3.
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