none
Geological Time: Neogene Miocene
holotype
View of a specimen of Cibicides colombianus Tolmachoff, 1934
The identification is based upon:
, : Tolmachoff, I. (1934). A miocene microfauna and flora from the Atrato River, Colombia, South America. Annals of The Carnegie Museum. 23: 275-356. Plate , Fig.