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. (1931). A preliminary report on the Foraminifera of Tennessee. Tennessee. Division of Geology. Bulletin. 41: 1-113. Plate , Fig.