none
Geological Time: Paleogene Oligocene
holotype
View of a specimen of Rugobolivinella rugosa (Howe, 1930)
The identification is based upon:
, : Howe, H. V. 1930. The genus Bolivinella in the Oligocene of Mississippi. Jour. Paleontology. 4 (3): 263-267. Plate , Fig.