(2008) Integrated Taxonomic Information System (ITIS) Bee Checklist 3 oktober 2008 (niet meer beschikbaar, nieuwe lijst hier)
mapress.com
Eardley, C. (2013) A taxonomic revision of the southern African leaf–cutter bees, Megachile Latreille sensu stricto and Heriadopsis Cockerell (Hymenoptera: Apoidea: Megachilidae). Zootaxa, 3601 (1): 1-134 (Preview)