USA
Geological Time: Cretaceous Upper Cretaceous
the image is published under
CC BY-NO-SA in the World Foraminifera Database
View of a specimen of Orithostella viriola Eicher & Worstell, 1970
The identification is based upon:
, : Eicher, D. L.; Worstell, P. (1970). Cenomanian and Turonian Foraminifera from the Great Plains, United States. Micropaleontology. 16(3): 269-324. Plate , Fig.