World Register of Marine Species (WoRMS)
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2026). World Foraminifera Database. Labrospira crassimargo (Norman, 1892). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=113957 on 2026-08-30
Norman, A. M. (1892). Museum Normanianum, or a Catalogue of the Invertebrata of Europe, and the Arctic and North Atlantic Oceans. VII. Spongozoa. VIII. Rhizopoda. 21 pp. Thomas Caldcleugh, Durham (printed for private distribution).