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Keywords from Image Description:
Harting Bittium reticulatum. Bittium reticulatum adult specimen 'Guide fossil' for the Eemian interglacial From Eemian deposits in the type area of the Eemian interglacial in The Netherlands figured by the person who introduced the Eemian stage 'Harting Het Eemdal en het Eemstelsel Album der Natuur ' scan dates from Harting