Trigonalys Championi Cameron, 1897:273, ♂. ♂, Guatemala, Panima in Vera Paz (leg. Champion). - Cameron, 1883-1888Cameron, P. 1883-1888. Biologia Centrali-Americana - Insecta. Hymenoptera. (Families Tenthredinidae-Chrysididae). Taylor and Francis, Red Lion Court, Fleet Street. 487 pp., 20 pl. (distribution), 472 (listed); Dalla Torre, 1901-1902Dalla Torre, C.G. 1901-1902. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus. — Volumen III: Trigonalidae, Megalyridae, Stephanidae, Ichneumonidae, Agriotypidae, Evaniidae, Pelecinidae. Pars II. Breitkopf & Härtel, Leipzig. VIII + 1141. (distribution); Carmean & Kimsey, 2007Carmean, D. & L. Kimsey 2007. Phylogenetic revision of the parasitoid wasp family Trigonalidae (Hymenoptera). 23:35-76. (distribution), 69 (revised combination); Smith et al., 2012Smith, D.R., D.H. Janzen, W. Hallwachs & M.A. Smith 2012. Hyperparasitoid wasps (Hymenoptera, Trigonalidae) reared from dry forest and rain forest caterpillars of Area de Conservación Guanacaste, Costa Rica. Journal of Hymenoptera Research 29:119-144. (distribution). - As Stygnogonalos championi: - Schulz, 1906Schulz, W.A. 1906. Alte Hymenopteren. Berliner Entomologische Zeitschrift 51:303-333. (distribution). - As Trigonalos championi: