Richard Leung, Patrick Coin, John and Jane Balaban, Beatriz Moisset, Lynette Elliott, John S. Ascher, V Belov, Harsi S. Parker, Ken Wolgemuth, Marci Hess samt Nathaniel Green (9 november 2021). ”Genus Megachile - Leafcutter and Resin Bees” (på engelska). BugGuide. Iowa State University - Department of Entomology. https://bugguide.net/node/view/7751. Läst 30 januari 2022.