World Register of Marine Species (WoRMS)
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2026). World Foraminifera Database. Pseudorbitella Hanzawa, 1962&nbsp;&#8224;. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=848646 on 2026-08-25
Hanzawa, S. (1962), Upper Cretaceous and Tertiary three-layered larger Foraminifera and their allied forms. Micropaleontology, vol.8, no.2, pp.129-186.