none
Geological Time: Quaternary Holocene recent
holotype
View of a specimen of Astrononion sidebottomi Cushman & Edwards, 1937
The identification is based upon:
, : Cushman, J. A.; Edwards, P. G. (1937). Astrononion a new genus of the foraminifera and its species. Contributions from the Cushman laboratory for foraminiferal research. 13(1): 29-36. Plate , Fig.