Geological Time:
the image is published under
CC BY-NO-SA in the World Foraminifera Database
View of a specimen of Rubratella intermedia Grell, 1956
The identification is based upon:
, : Grell, K. G. (1956). Notizen: Über die Elimination somatischer Kerne bei heterokaryotischen Foraminiferen. Zeitschrift für Naturforschung B. 11(12): 759-761. Plate , Fig.