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The aim of this work is to present both the precise place of the outcrops on the islands Zakynthos and Aegina from where C.G. Ehrenberg (1795–1876) illustrated the silicoflagellates, as well as the stratigraphy of these associations that have an important stratigraphical value according to some index microfossils. The silicoflagellate associations belong to the local subzones Distephanus speculum...
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