Gorytes eximius Provancher, 1888:274 - Fox, 1893Fox, W.J. 1893. Report on some mexican Hymenoptera, principally from lower California. Proceedings of the California Academy of Sciences ser.2 (4):1-25. (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); Cockerell, 1898Cockerell, T.D.A. 1898. The insect visitors of flowers in New Mexico. - I. Zoologist ser .4: v. 2:78-81. (distribution); Cockerell, 1898Cockerell, T.D.A. 1898. Contributions to the entomology of New Mexico. Proc. Davenport Acad. nat. Sci. 7:139-148. (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.:1692 ( listed as synonym of Hapalomellinus albitomentosus (Bradley, 1920)).
Gorytes albitomentosus Bradley, 1920:121, ♂♀. Allotype ♂, Brawley, California, August 9, 1914 (Cornell University, no. 146.2, leg. Bradley); Holotype ♀, Brawley, California, August 9, 1914 (Cornell University, no. 146.1, leg. Bradley). - As Hapalomellinus albitomentosus: - 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).