Eupelmus cyaniceps Ashmead, 1886:129, Holotype ♀; Gibson, 2011Gibson, G.A.P. 2011. The species of Eupelmus (Eupelmus) Dalman and Eupelmus (Episolindelia) Girault (Hymenoptera: Eupelmidae) in North America north of Mexico. Zootaxa 2951:1-97.:44, Holotype ♀, examined (USNM). - Ashmead, 1886Ashmead, W.H. 1886. Studies on the North American Chalcididae, with descriptions of new species from Florida. Transactions of the American Entomological Society 13:125-135. (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); Alayo, 1973Alayo, P.D. 1973. Catálogo de los Himenopteros de Cuba. Instituto Cubano del libro, La Habana. 1-218. (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); Zayas, 1982Zayas, F. de 1982. Sección Oligoneoptera - Orden Hymenoptera - Orden Strepsiptera. Editorial Científico-Técnica, Ciudad de la Habana. 1-111. (distribution); González-Hernández, 2004González-Hernández, A. 2004. Actualización del catálogo de autoridades taxonómicas: Hymenoptera-Parasítica. Depto. de Zoología de Invertebrados. Facultad de Ciencias Biológicas, UANL. Base de datos SNIB-Conabio proyecto BE008. México. D.F. :. (distribution); Ruíz et al., 2004Ruíz Cancino, E., J.M. Coronado Blanco, S.N. Myartseva & J.F. Luna Salas 2004. Adenda a Chalcidoidea (Hymenoptera). In: Bousquets, J.L., J.J. Morrone, O.Y. Ordóñez & I.V. Fernández (Ed.). Biodiversidad, Taxonomía y Biogeografía de artrópodos de México: Hacia una síntesis de su conocimiento. Volumen IV. 725-734. (distribution); Gibson et al., 2006Gibson, G.A.P., M.W. Gates & G.D. Buntin 2006. Parasitoids (Hymenoptera: Chalcidoidea) of the Cabbage Seedpod Weevil (Coleoptera: Curculionidae) in Georgia, USA. Journal of Hymenoptera Research 15 (2):187-207. (distribution); Gibson, 2011Gibson, G.A.P. 2011. The species of Eupelmus (Eupelmus) Dalman and Eupelmus (Episolindelia) Girault (Hymenoptera: Eupelmidae) in North America north of Mexico. Zootaxa 2951:1-97. (distribution). - As Eupelmus cyaneiceps: - Cockerell, 1898Cockerell, T.D.A. 1898. The insect visitors of flowers in New Mexico. - I. Zoologist ser .4: v. 2:78-81. (distribution); Cockerell, 1899Cockerell, T.D.A. 1899. A first list of the hymenopterous families Tenthredinidae, Siricidae, Chrysididae, Proctotrypidae, Cynipidae, Chalcididae and Braconidae collected in New Mexico. Transactions of the Kansas Academy of Sciences 16:212-216. (distribution).
Eupelmus momphæ Gahan, 1910:205, ♀. Types ♀♀, Alabama (United States National Museum); Gibson, 2011Gibson, G.A.P. 2011. The species of Eupelmus (Eupelmus) Dalman and Eupelmus (Episolindelia) Girault (Hymenoptera: Eupelmidae) in North America north of Mexico. Zootaxa 2951:1-97.:44, Syntypes 4 ♀♀, examined (BMNH and USNM). Synonymized with Eupelmus cyaniceps Ashmead, 1886 by Gibson, 2011Gibson, G.A.P. 2011. The species of Eupelmus (Eupelmus) Dalman and Eupelmus (Episolindelia) Girault (Hymenoptera: Eupelmidae) in North America north of Mexico. Zootaxa 2951:1-97.:44. - 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).