none
Geological Time: Paleogene Eocene
holotype
View of a specimen of Angulogerina sanjuanensis Coryell & Embich, 1937
The identification is based upon:
, : Coryell, H. N.; Embich, J. R. (1937). The Tranquilla Shale (Upper Eocene) of Panama and its foraminiferal fauna. Journal of Paleontology. 11: 289-305. Plate , Fig.