Brachycistis indiscretus Fox, 1899:284, ♂. Holotype ♂, Arizona: Willcox, July 24th (U. S. National Museum, leg. Hubbard); Kimsey & Wasbauer, 2006Kimsey, L.S. & Wasbauer M.S. 2006. Phylogeny and checklist of the nocturnal Tiphiids of the Western Hemisphere (Hymenoptera: Tiphiidae: Brachycistidinae). Journal of Hymenoptera Research 15 (1):9-25.:21, Holotype ♂ (NMNH). - 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). - As Brachycistis indiscreta: - Malloch, 1926Malloch, J.R. 1926. Systematic notes on and descriptions of North American wasps of the subfamily Brachycistidinae. Proceedings of the United States National Museum 68:1-28. (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).
Brachycistis stictinota Viereck, 1906:190, Kimsey & Wasbauer, 2006Kimsey, L.S. & Wasbauer M.S. 2006. Phylogeny and checklist of the nocturnal Tiphiids of the Western Hemisphere (Hymenoptera: Tiphiidae: Brachycistidinae). Journal of Hymenoptera Research 15 (1):9-25.:21, Holotype ♂ (SMEK). - Kimsey & Wasbauer, 2006Kimsey, L.S. & Wasbauer M.S. 2006. Phylogeny and checklist of the nocturnal Tiphiids of the Western Hemisphere (Hymenoptera: Tiphiidae: Brachycistidinae). Journal of Hymenoptera Research 15 (1):9-25.:21 ( listed as synonym of Brachycistis indiscreta Fox, 1899).