none
Geological Time: Quaternary Pleistocene
holotype
View of a specimen of Cibicidoides mckannai (Galloway & Wissler, 1927)
The identification is based upon:
, : Galloway, J. J.; Wissler, S. G. (1927). Pleistocene Foraminifera from the Lomita Quarry Palos Verdes Hills, California. Journal of Paleontology. 1: 35-87. Plate , Fig.