First issued in release COL21.4.
Last used in release COL23.9
Published in
Koch, R. E. (1926). Mitteltertiäre Foraminiferen aus Bulongan, Ost-Borneo. Eclogae Geologicae Helvetiae, 19(3): 722–759. https://www.marinespecies.org/foraminifera/aphia.php?p=sourcedetails&id=186380