Isobrachium floridanum Ashmead, 1887:76, ♀.Florida; Ashmead, 1893Ashmead, W.H. 1893. A monograph of the North American Proctotrypidae. Bulletin of the United States National Museum 45:1-472.:40, Type (Coll. Ashmead); Fouts, 1928Fouts, R.M. 1928. Notes on the Bethylinae with descriptions of one new Cuban and twelve new North American species (Hym.). Proceedings of the Entomological Society of Washington 30:121-132.:125, Type ♂ (U. S. National Museum, No. 14048); Evans, 1977Evans, H.E. 1977. A revision of the genus Holepyris in the Americas (Hymenoptera: Bethylidae). Transactions of the American Entomological Society 103:531-579.:563, Type ♀ (USNM, no. 14048). - Ashmead, 1893Ashmead, W.H. 1893. A monograph of the North American Proctotrypidae. Bulletin of the United States National Museum 45:1-472. (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). - As Holepyris floridanus: - 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); Evans, 1977Evans, H.E. 1977. A revision of the genus Holepyris in the Americas (Hymenoptera: Bethylidae). Transactions of the American Entomological Society 103:531-579. (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).