none
Geological Time: Carboniferous Pennsylvanian
holotype
View of a specimen of Ammovertella undulata Galloway and Harlton, 1928
The identification is based upon:
, : Galloway, J. J.; Harlton, B. H. (1928). Some Pennsylvanian Foraminifera of Oklahoma with special reference to the genus Orobias. Journal of Paleontology. 2: 338-357. Plate , Fig.