Epyris columbianus Ashmead, 1893:58 (key), 60, ♂♀. Types, Washington D.C., and Jacksonville, Fla. (Coll. Ashmead); Barbosa & Azevedo, 2018Barbosa, D.N. & C.O. Azevedo 2018. Revision of Anisepyris Kieffer (Hymenoptera, Bethylidae), with description of 135 new species. Zootaxa 4416 (1):1-258.:96, Lectotype ♀, examined (USNM, #14065). - Ashmead, 1893Ashmead, W.H. 1893. A monograph of the North American Proctotrypidae. Bulletin of the United States National Museum 45:1-472. (distribution). - As Anisepyris columbianus: - Krombein, 1958Krombein, K.V. 1958. Additions during 1956 and 1957 to the wasp fauna of Lost River State Park, West Virginia, with biological notes and descriptions of new species (Hymenoptera, Aculeata). Proceedings of the Entomological Society of Washington 60 (2):49-64. (distribution); Krombein, 1963Krombein, K.V. 1963. Natural history of Plummers Island, Maryland. XVII. Annotated list of the wasps (Hymenoptera: Bethyloidea, Scolioidea, Vespoidea, Pompiloidea, Sphecoidea). Proceedings of the Biological Society of Washington 76:255-280. (distribution); Evans, 1964Evans, H.E. 1964. A synopsis of the american Bethylidae (Hymenoptera, Aculeata). Bulletin of the Museum of Comparative Zoology 132 (1):1-222. (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 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209. (distribution); Murgas & González, 2004Santos Murgas, A. & P.E. González D. 2004. Notas sobre la familia Bethylidae (Hymenoptera: Aculeata) del Parque Nacional Darién. Tecnociencia 6 (2):43-57. (distribution); Lanes et al., 2004Lanes, G.O., F.T. Gobbi & C.O. Azevedo 2004. Report on a collection of Bethylidae (Hymenoptera) from central Florida, USA, with description of a new species of LepidosternopsisA Ogloblin. Journal of Hymenoptera Research 13 (1):57-63. (distribution); Murgas & González, 2006Santos Murgas, A. & P.E. González D. 2006. Dostrobicón de especies de la subfamilia Epyrinae (Hymenoptera: Bethylidae) en Panamá. Tecnociencia 8 (2):37-50. (distribution); Barbosa & Azevedo, 2018Barbosa, D.N. & C.O. Azevedo 2018. Revision of Anisepyris Kieffer (Hymenoptera, Bethylidae), with description of 135 new species. Zootaxa 4416 (1):1-258. (distribution). - As Epyris columbiana: - Dalla Torre, 1898Dalla Torre, C.G. 1898. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus, V. Chalcididae et Proctotrupidae. Sumptibus Guilelmi Engelmann, VII + 598. (distribution).
Anisepyris pulchellus Fouts, 1928:126, ♂. Holotype ♀, Glen Echo, Maryland, VIII-1-1921 (leg. Fouts). - Evans, 1964Evans, H.E. 1964. A synopsis of the american Bethylidae (Hymenoptera, Aculeata). Bulletin of the Museum of Comparative Zoology 132 (1):1-222.:98 ( listed as synonym of Anisepyris columbianus (Ashmead, 1893)); 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 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209.:1208 ( listed as synonym of Anisepyris columbianus (Ashmead, 1893)); Barbosa & Azevedo, 2018Barbosa, D.N. & C.O. Azevedo 2018. Revision of Anisepyris Kieffer (Hymenoptera, Bethylidae), with description of 135 new species. Zootaxa 4416 (1):1-258.:95 ( listed as synonym of Anisepyris columbianus (Ashmead, 1893)).