Eruga atrata Townes, in Townes & Townes, 1960:238, ♂♀. Holotype ♀, Oak Creek Canyon, Ariz., May 19, 1947 (Washington, USNM, 63700, leg. H. & M. Townes); Khalaim et al., 2024Khalaim, A.I., E. Ruíz-Cancino & J.M. Coronado-Blanco 2024. Darwin wasps of the subfamily Pimplinae (Hymenoptera: Ichneumonidae) of Mexico: Polysphincta genus-group. Zootaxa 5458 (2):151-196.:162, Holotype ♀ (USNM). - Townes & Townes, 1960Townes, H.K. & M. Townes 1960. Ichneumon-flies of America North of Mexico: 2. Subfamilies Ephialtinae, Xoridinae, Acaenitinae. Bulletin of the United States National Museum 216 (2):1-676. (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 1. Symphyta and Apocrita (Parasitica). Smithsonian Institution Press, Washington D.C. 1-1198. (distribution); Ruíz-Cancino et al., 2002Ruíz-Cancino, E., D.R. Kasparyan & J.M. Coronado Blanco 2002. Ichneumonidae. In: Llorente Bousquets, J. & J.J. Morrone (Ed.). Biodiversidad, taxonomía y biogeografía de artrópodos de México: Hacia una síntesis de su conocimiento, volumen III. 631-646. (distribution); Khalaim et al., 2024Khalaim, A.I., E. Ruíz-Cancino & J.M. Coronado-Blanco 2024. Darwin wasps of the subfamily Pimplinae (Hymenoptera: Ichneumonidae) of Mexico: Polysphincta genus-group. Zootaxa 5458 (2):151-196. (distribution).