Paris Basin France
Geological Time: Paleogene Eocene Lutetian
the specimen is photographed by
View of a specimen of Quinqueloculina striata (d'Orbigny, 1843)
not Adelosina striata
The identification is based upon:
Kaasschieter, Johannes Paulus Heimen, 1961: Foraminifera of the Eocene of Belgium Bruxelles : Inst. Royal des Sciences Naturelles de Belgique 271 pp. Plate III, Fig. 1,2