Megachile zexmeniæ Cockerell, 1912:24, ♀. ♀, Quirigua, Guatemala (leg. W.P. Cockerell); Raw, 2004Raw, A. 2004. Nomenclatural changes in leafcutter bees of the Americas: Megachile Latreille1802 (Hymenoptera; Megachilidae). Zootaxa 766:1-4.:2, Holotype ♀, examined (American Museum of Natural History, New York, U.S.A.); Raw, 2004Raw, A. 2004. Leafcutter and Mason Bees: a biological catalogue of the genus Megachile of the Neotropics. :1-97.:50, Type ♀, examined (AMNH); Raw, 2007Raw, A. 2007. An annotated catalogue of the leafcutter and mason bees (genus Megachile) of the Neotropics. Zootaxa 1601:1-127.:59, Type ♀, examined (AMNH). - Raw, 2004Raw, A. 2004. Leafcutter and Mason Bees: a biological catalogue of the genus Megachile of the Neotropics. :1-97. (distribution); Raw, 2004Raw, A. 2004. Nomenclatural changes in leafcutter bees of the Americas: Megachile Latreille1802 (Hymenoptera; Megachilidae). Zootaxa 766:1-4.:2 (comb. nov.); Raw, 2007Raw, A. 2007. An annotated catalogue of the leafcutter and mason bees (genus Megachile) of the Neotropics. Zootaxa 1601:1-127. (distribution); Nava-Bolaños & Osorio-Olvera, 2022Nava-Bolaños, A. & L. Osorio-Olvera 2022. Estado del arte del conocimiento de biodiversidad de los polinizadores de México. Revista Mexicana de Biodiversidad 93:1-77. (distribution).