Microdus thoracicus Cresson, 1872:181, ♂♀. 7 ♂♀, Texas (leg. Belfrage); Muesebeck, 1927Muesebeck, C.F.W. 1927. A revision of the parasitic wasps of the subfamily Braconinae occuring in America north of Mexico. Proceedings of the United States National Museum 69 (art. 16):1-73.:15, Type (Academy of Natural Sciences at Philadelphia, Pennsylvania); Pucci & Sharkey, 2004Pucci, T. & M.J. Sharkey 2004. A revision of Agathirsia Westwood (Hymenoptera: Braconidae: Agathidinae) with notes on mouthpart morphology. Journal of Hymenoptera Research 13:64-119.:91, Holotype ♀ (ANSP, No. 1728.1). - 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.:190 ( listed as synonym of Agathirsia cressoni Muesebeck & Walkley, 1951); Sharkey, 2004Sharkey, M.J. 2004. Synopsis of the Agathidinae (Hymenoptera: Braconidae) of America north of Mexico. Proceedings of the Russian Entomological Society. St. Petersburg 75 (1):134-152.:144 (preoccupied); Pucci & Sharkey, 2004Pucci, T. & M.J. Sharkey 2004. A revision of Agathirsia Westwood (Hymenoptera: Braconidae: Agathidinae) with notes on mouthpart morphology. Journal of Hymenoptera Research 13:64-119.:90 ( listed as synonym of Agathirsia cressoni Muesebeck & Walkley, 1951). - As Agathirsia thoracica: - Muesebeck, 1927Muesebeck, C.F.W. 1927. A revision of the parasitic wasps of the subfamily Braconinae occuring in America north of Mexico. Proceedings of the United States National Museum 69 (art. 16):1-73. (distribution); Ruíz-Cancino & Coronado-Blanco, 2002Ruíz-Cancino, E. & J.M. Coronado-Blanco 2002. Artrópodos terrestres de los estados de Tamaulipas y Nuevo León, México. Serie Publicaciones Cientificas No. 4:1-376. (distribution); Coronado et al., 2004Coronado Blanco, J.M., E. Ruíz Cancino & S.E. Varela Fuentes 2004. Adenda a Braconidae (Hymenoptera). In: Bousquets, J.L., J.J. Morrone, O.Y. Ordóñez & I.V. Fernández (Ed.). Biodiversidad, Taxonomía y Biogeografía de artrópodos de México: Hacia una síntesis de su conocimiento. Volumen IV. 713-720. (distribution). - As Paragathis thoracica: - Dalla Torre, 1898Dalla Torre, C.G. 1898. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus. - IV: Braconidae. Sumptibus Guilelmi Engelmann, VIII + 323. (distribution).
Agathirsia cressoni Muesebeck & Walkley, 1951:116 - 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); Coronado-Blanco, 2011Coronado-Blanco, J. M. 2011. Braconidae (Hymenoptera) de Tamaulipas, México. Universidad Autónoma de Tamaulipas, Tamaulipas, México. 1-204. (distribution); Coronado-Blanco, 2013Coronado Blanco, J.M. 2013. La familia Braconidae (Hymenoptera) en México. Entomología mexicana 12 (1):31-46. (distribution); Coronado et al., 2016Coronado-Blanco, J. M., J.I. Figueroa-De la Rosa, C.E. Sarmiento-Monroy, E. Ruíz-cancion & A.I. Khalaim 2016. Agathidinae (Hymenoptera: Braconidae) de México, incluyendo nuevos registros. CienciaUAT 2 (1):6-21. (distribution).