World Register of Marine Species (WoRMS)
Caucasina lappa (Cushman & Parker, 1937)
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2026). World Foraminifera Database. Caucasina lappa (Cushman & Parker, 1937). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1714379 on 2026-08-01
Cushman, J. A.; Parker, F. L. (1937). Notes on some European Miocene species of Bulimina. Contributions from the Cushman laboratory for foraminiferal research. 13(2): 46-54.