First issued in release COL21.4.
Last used in release COL23.9
Published in
Vasilenko, V. P. (1961). Фораминиферы верхнего мела полуострова Мангышлак - Upper Cretaceous foraminifera of the Mangyshlak Peninsula. Proceedings of the Oil Research Geological Institute (ВНИГРИ-VNIGRI), 171: 1–487. https://www.marinespecies.org/foraminifera/aphia.php?p=sourcedetails&id=284909