Euplectrus leucotrophis Howard, 1885:26, ♂. 3 ♂♂, Fort George, Fla., bred July 19, 1880 (Dept. Agr., leg. Dr. R.S. Turner), Lectotype ♂, examined (USNM), designated by Hansson, 2015Hansson, C. 2015. Integrative taxonomy of New World Euplectrus Westwood (Hymenoptera, Eulophidae), with focus on 55 new species from Area de Conservación Guanacaste, northwestern Costa Rica. ZooKeys 485:1-236.:116. - Howard, 1885Howard, L.O. 1885. Descriptions of North American Chalcididae from the collections of the U. S. Department of Agriculture and of Dr. C. V. Riley. Bulletin of the U. S. Department of Agriculture 5:3-47. (distribution); Ashmead, 1887Ashmead, W.H. 1887. Studies on the North American Chalcididae, with descriptions of new species, chiefly from Florida. Trans. Am. Entomol. Soc. Phil. 14:183-203. (distribution); Dalla Torre, 1898Dalla Torre, C.G. 1898. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus, V. Chalcididae et Proctotrupidae. Sumptibus Guilelmi Engelmann, VII + 598. (distribution); 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); Hansson, 2015Hansson, C. 2015. Integrative taxonomy of New World Euplectrus Westwood (Hymenoptera, Eulophidae), with focus on 55 new species from Area de Conservación Guanacaste, northwestern Costa Rica. ZooKeys 485:1-236. (distribution).