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Geological Time: Neogene Pliocene
holotype
View of a specimen of Ammodiscus peruvianus (Berry, 1928)
The identification is based upon:
, : Berry, E. W. (1928). The smaller foraminifera of the middle Lobitos shales of northwestern Peru. Eclogae Geologae Helvetiae. 21: 390-405. Plate , Fig.
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