none
Geological Time: Neogene Miocene
holotype
View of a specimen of Bifarina reticulosa Cushman, 1936
The identification is based upon:
, : Cushman, J. A. (1936). New genera and species of the families Verneuilinidae and Valvulinidae and of the subfamily Virgulininae. Special Publ. No. 6, Cushman Lab. Foram. Res. 1-71. Plate , Fig.