Synergus luteus Nieves-Aldrey & Medianero, 2011:15, ♂♀. Holotype ♀, Panama, Chiriquí, Volcan Barú , Rio Seco 8º 47' 54 05” N, 82º 30' 32 05” W, 2447 m, gall collected 26.xi.2008 (Museo Nacional de Ciencias Naturales, Madrid, Spain (MNCN), Cat. n° 2102, leg. E. Medianero). - Medianero & Nieves-Aldrey, 2011Medianero, E. & J.L. Nieves-Aldrey 2011. Primer estudio de las avispas de las agallas de la República de Panamá, incluyendo una lista actualizada de los cinípidos neotropicales (Hymenoptera, Cynipoidea, Cynipidae). Boletín de la Sociedad Entomológica Aragonesa 48:89-104. (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); Lobato-Vila et al., 2019Lobato-Vila, I., D. Cibrián-Tovar, U.M. Barrera-Rutz, A.Equihua-Martínez, E.G. Estrada-Vebegas, M.L. Buffington & J. Pujade-Villar 2019. Review of the Synergus Hartig species (Hymenoptera: Cynipidae: Synergini) associated with tuberous and other tumor-like galls on oaks from the New World with the description of three new species from Mexico. Proceedings of the Entomological Society of Washington 121 (2):193-255.:223 (comb. nov.).
Synergus medianeroi Pujade-Villar & Castelo-Branco, in Lobato-Vila et al., 2019:223, 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.:66, Holotype (MNCN). - Lobato-Vila et al., 2019Lobato-Vila, I., D. Cibrián-Tovar, U.M. Barrera-Rutz, A.Equihua-Martínez, E.G. Estrada-Vebegas, M.L. Buffington & J. Pujade-Villar 2019. Review of the Synergus Hartig species (Hymenoptera: Cynipidae: Synergini) associated with tuberous and other tumor-like galls on oaks from the New World with the description of three new species from Mexico. Proceedings of the Entomological Society of Washington 121 (2):193-255. (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).