Published as part of Pedro, Diego De, Ceccarelli, Fadia Sara, Sagot, Philippe, López-Reyes, Eulogio, Mullins, Jessica L., Mérida-Rivas, Jorge A., Falcon-Brindis, Armando, Griswold, Terry, Ascher, John S., Gardner, Joel, Ayala, Ricardo, Vides-Borrell, Eric & Vandame, Rémy, 2024, Revealing the Baja California Peninsula's Hidden Treasures: An Annotated checklist of the native bees (Hymenoptera: Apoidea: Anthophila), pp. 1-391 in Zootaxa 5522 (1) on page 111, DOI: 10.11646/zootaxa.5522.1.1, http://zenodo.org/record/13920532

Perdita (Perdita) sexmaculata Cockerell, 1895 [Syntype: USNM; ♀ Santa Fé, New Mexico, USA.; July 25, 1894] Perdita sexmaculata is widely distributed in the North American xeric regions. In Baja California, it has been collected in the Succulent Coastal Matorral at 10 mi. E of San Quintin in September 1955 (Timberlake 1962). See fig. 57.