Synergus gilletti Lobato-Vila & Pujade-Villar, 2017:9, ♂♀. Holotype ♀, MEX: 101, Charco de la Rana (ZAC), 24°14'23.6'N, 103°25'08.4'W, 1960 m, (19.xii.11) 28.i.12 (Universitat de Barcelona, Barcelona, Spain, leg. O. Cabral, R. Treto, L.G. Landa and C. Carrillo); 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.:19, Holotype (UB); Lobato-Vila et al., 2020Lobato-Vila, I., D. Cibrián-Tovar, U.M. Barrera-Ruíz, A. Equihua-Martínez, E.G. Estrada-Venegas, E. Tovar-Sánchez, E. Catillo-Mendoza, M.L. Buffington & J. Pujade-Villar 2020. Review of the Synergus Hartig species (Hymenoptera: Cynipidae: Synergini) associated with woolly galls on oaks from the New World, with the description of a new species from Mexico. Proceedings of the Entomological Society of Washington 122 (3):678-715.:698, Holotype (UB). - Lobato-Vila & Pujade-Villar, 2018Lobato-Vila, I. & J. Pujade-Villar 2018. Estado actual del conocimiento de la diversidad de inquilinos de agallas de Cinípidos en encinos de México (Hymenoptera: Cynipidae). Entomología mexicana 5:435-443. (distribution); 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. (distribution); Lobato-Vila et al., 2020Lobato-Vila, I., D. Cibrián-Tovar, U.M. Barrera-Ruíz, A. Equihua-Martínez, E.G. Estrada-Venegas, E. Tovar-Sánchez, E. Catillo-Mendoza, M.L. Buffington & J. Pujade-Villar 2020. Review of the Synergus Hartig species (Hymenoptera: Cynipidae: Synergini) associated with woolly galls on oaks from the New World, with the description of a new species from Mexico. Proceedings of the Entomological Society of Washington 122 (3):678-715. (distribution).