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Gyroidina depressa  (Alth, 1849)       

Class: Rotaliata  Subclass: Rotaliana  Order: Rotaliida  Family: Gavelinellidae

found near Lviv   East European Platform   Ukraine   

Geological Time: Cretaceous  Upper Cretaceous  Maastrichtian


the drawings are published in the book cited below Mjatliuk


width about 310µm

The identification is based upon:
Mjatliuk. E.V., 1953: Fossil foraminifera of the USSR. Spirillinidae, Rotalliidae, Epistominidae and Asterinidae. Book V.N.I.G.R.I. 11 271 pp. Plate 2-4, Fig. 5

           

dataset number: FEU-1010841
           

Citation:
Mjatliuk. E.V., 1953: Fossil foraminifera of the USSR. Spirillinidae, Rotalliidae, Epistominidae and Asterinidae. Book V.N.I.G.R.I. 11 271 pp. Plate 2-4, Fig. 5