Mutilla grata Melander, 1903:308, ♂. 2 ♂♂, La Cueva, Organ Mountains, New Mexico, at an altitude of about 5300 feet (leg. C.H. Townsend). - Pagliano et al., 2020Pagliano G., D.J. Brothers, R. Cambra, A.S. Lelej, P. Lo Cascio, M.M. Palmerini, P.L. Scaramozzino, K.A. Williams & M. Romano 2020. Checklist of names in Mutillidae (Hymenoptera), with illustrations of selected species. Bolletino del Museo Regionale di Scienze naturali Torino 36 (1-2):5-425.:30 ( listed as synonym of Odontophotopsis acmaea Viereck, 1904). - As Odontophotopsis grata: - Viereck, 1904Viereck, H.L. 1904. The species of Odontophotopsis. Transactions of the American Entomological Society 30 (1):81-92. (distribution).
Odontophotopsis acmaeus Viereck, 1904:84, Type ♂, Arizona (U. S. Nat. Mus. Wash., 2304). - As Odontophotopsis acmaea: - Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209. (distribution); Pagliano et al., 2020Pagliano G., D.J. Brothers, R. Cambra, A.S. Lelej, P. Lo Cascio, M.M. Palmerini, P.L. Scaramozzino, K.A. Williams & M. Romano 2020. Checklist of names in Mutillidae (Hymenoptera), with illustrations of selected species. Bolletino del Museo Regionale di Scienze naturali Torino 36 (1-2):5-425. (distribution).