World Register of Marine Species (WoRMS)
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2026). World Foraminifera Database. Ellipsoidella robusta (Cushman, 1943)&nbsp;&#8224;. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1527041 on 2026-08-24
Cushman, J. A. (1943). Some new Foraminifera from the Tertiary of the Island of St. Croix. Contributions from the Cushman laboratory for foraminiferal research. 19(4): 90-93.