Gonzalez, Victor H., Grey T Gustafson, and Michael S Engel. “Morphological Phylogeny of Megachilini and the Evolution of Leaf-Cutter Behavior in Bees (Hymenoptera: Megachilidae): Evolution of Leaf-Cutter Behavior in Bees”. Journal of Melittology, no. 85 (July 3, 2019): 1–123. Accessed April 8, 2025. https://journals.ku.edu/melittology/article/view/11541.