Odontophotopsis clandestinus Viereck, 1902:740, ♂. Holotype ♂, Mesilla, N. M., July 31, 1901 (Coll. Acad. Nat. Sci. Philadelphia, leg. T.D.A. Cockerell); Viereck, 1904Viereck, H.L. 1904. The species of Odontophotopsis. Transactions of the American Entomological Society 30 (1):81-92.:87, Type ♂ (Acad. Nat. Sci. Phila.). - As Photomorphus clandestinus: - 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).
Mutilla hebes Melander, 1903:311, ♂. 1 ♂, Arrogo, New Mexico, August 23d (leg. Professor Cockerell); 1 ♂, ColorĂ¡d, New Mexico, July 10th (leg. Professor Cockerell). - 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.:35 ( listed as synonym of Photomorphus clandestinus (Viereck, 1903)). - As Photomorphus hebes: - 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).
Photomorphus taeniatus Schuster, 1958:42 (key),Texas-Arizona. - Schuster, 1958Schuster, R.M. 1958. A revision of the sphaeropthalmine Mutillidae of America north of Mexico. II. Entomologica Americana (n. s.) 37:1-130. (distribution); 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.:1296 ( listed as synonym of Photomorphus hebes (Melander, 1903)); 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.:35 ( listed as synonym of Photomorphus clandestinus (Viereck, 1903)).
Photomorphus taeniatus parksi Schuster, 1958:42 (key),Texas. - 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.:1296 ( listed as synonym of Photomorphus hebes (Melander, 1903)). - As Photomorphus parksi: - 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.:35 ( listed as synonym of Photomorphus clandestinus (Viereck, 1903)).