American South USA
Project:
Geological Time: Cretaceous Upper Cretaceous Maastrichtian
Arkadelphia Marl
the specimen is photographed by Dr.
The identification is based upon:
, : Cushman, J. A.; Waters, J. A. (1927). Some arenaceous Foraminifera from the Upper Cretaceous of Texas. Contributions from the Cushman laboratory for foraminiferal research. 2(4): 81-85. Plate , Fig.