Ceroptres succinipedis Ashmead, 1885:300, ♀. ♀♀, 1881; Lobato-Vila et al., 2020Lobato-Vila, I., A. Equihua-Martínez, E.G. Estrada-Vengegas, D. Cibrián-Tovar, U.M. Barrera-Ruíz & J. Pujade-Villar 2020. Synergus Hartig species group (Hymenoptera: Cynipidae: Synergini) with partially smooth mesopleurae from the New World. Zootaxa 4822 (1):1-38.:30, Lectotpye ♀ (USNM, No. 14540); Lobato-Vila & Pujade-Villar, 2021Lobato-Vila, I. & J. Pujade-Villar 2021. The genus Synergus Hartig (Hymenoptera: Cynipidae: Synergini) in the New World: a complete taxonomic revision with a key to species. Zootaxa 4906 (1):1-121.:95, Type material (USNM). - Dalla Torre, 1893Dalla Torre, C.G. 1893. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus, Volumen II: Cynipidae. Breitkopf & Härtel, Leipzig. VIII + 140. (distribution). - As Synergus succinipedis: - Weld, 1922Weld, L.H. 1922. Notes on cynipid wasps, with descriptions of new North American species. Proceedings of the United States National Museum 61 (18):1-29.:26 (comb. nov.); 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); Pénzes et al., 2012Pénzes, Z. C.-T. Tang, P. Bihari, M. Bozsó, S. Schwéger & G. Melika 2012. Oak associated inquilines (Hymenoptera, Cynipidae, Synergini). TISCIA monograph series 11:1-76. (distribution); Nastasi & Deans, 2021Nastasi, L.F. & A.R. Deans 2021. Catalogue of Rose Gall, Herb Gall, and Inquiline Gall Wasps (Hymenoptera: Cynipidae) of the United States, Canada and Mexico. Biodiversity Data Journal 9 (e68558):1-41. (distribution); Lobato-Vila & Pujade-Villar, 2021Lobato-Vila, I. & J. Pujade-Villar 2021. The genus Synergus Hartig (Hymenoptera: Cynipidae: Synergini) in the New World: a complete taxonomic revision with a key to species. Zootaxa 4906 (1):1-121. (distribution).