RV Sonne cruise SO286, Station 75, 2-25cm
Azores off territorial waters
Geological Time: Quaternary Holocene recent
secondary aperture to the left of the first is filled with sediment
The identification is based upon:
, : Cushman, J. A.; Parker, F. L. (1936). Some species of Robertina. Contributions from the Cushman laboratory for foraminiferal research. 12(4): 92-100. Plate , Fig.