First issued in release COL21.6.
Last used in release COL23
Published in
Cushman, J. A. (1927). An outline of a reclassification of the foraminifera. Contributions from the Cushman Laboratory for Foraminiferal Research, 3(1): 1–105. https://www.marinespecies.org/foraminifera/aphia.php?p=sourcedetails&id=183842