- As Sphaerophthalma pennsylvanica pennsylvanica: - Bradley, 1916Bradley, J.C. 1916. Contributions toward a monograph of the Mutillidae and their allies of America north of Mexico. III. The Mutillidae of the Eastern United States. Transactions of the American Entomological Society 42 (3):309-336. (distribution). - As Sphaeropthalma pensylvanica pensylvanica: - 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. (distribution); Hertz, 2007Hertz, J.C. 2007. Velvet Ants, Mutillidae (Insecta: Hymenoptera). :1-11. (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 balteola Blake, 1871:248, ♀. ♀, Texas. - Cresson, 1872Cresson, E.T. 1872. Hymenoptera Texana. Transactions of the American Entomological Society 4:153-292. (distribution); Blake, 1872Blake, C. 1872. Additions to the 'Synopsis of N. Am. Mutillidæ'. Transactions of the American Entomological Society 4:71-76. (distribution); Dalla Torre, 1897Dalla Torre, C.G. 1897. Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution); Melander, 1903Melander, A.L. 1903. Notes on North American Mutillidae, with descriptions of new species. Transactions of the American Entomological Society 29 (4):291-330. (distribution); Bradley, 1916Bradley, J.C. 1916. Contributions toward a monograph of the Mutillidae and their allies of America north of Mexico. III. The Mutillidae of the Eastern United States. Transactions of the American Entomological Society 42 (3):309-336.:331 ( listed as synonym of Sphaerophthalma pennsylvanica Lepeletier, 1845); 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.:43 ( listed as synonym of Sphaeropthalma pensylvanica pensylvanica (Lepeletier, 1845)). - As Sphaerophthalma balteola: - Blake, 1886Blake, C. 1886. Monograph of the Mutillidae of North America. Transactions of the American Entomological Society 13:179-286. (distribution).