World Register of Marine Species (WoRMS)
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2026). World Foraminifera Database. Marginulinopsis cingulosa Bandy, 1944&nbsp;&#8224;. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=898379 on 2026-08-29
Bandy, O. L. (1944). Eocene Foraminifera from Cape Blanco, Oregon. Journal of Paleontology. 18 (4): 366-377.