Sclerochroa gallicola Ashmead, 1887:75, ♀. Holotype ♀, Florida; Ashmead, 1893Ashmead, W.H. 1893. A monograph of the North American Proctotrypidae. Bulletin of the United States National Museum 45:1-472.:48, Holotype ♀ (Coll. Ashmead). - As Cephalonomia gallicola: - 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); 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); Macek et al., 2007Macek, J., J. Strejcek & J. Straka 2007. Chrysidoidea: Bethylidae. In: Bogusch, P., J. Straka & P. Kment (Ed.). Annotated checklist of the Aculeata (Hymenoptera) of the Czech Republic and Slovakia. 21-40. (distribution), 27 (listed).
Holopedina nubilipennis Ashmead, 1887:97, ♀.Florida; Ashmead, 1893Ashmead, W.H. 1893. A monograph of the North American Proctotrypidae. Bulletin of the United States National Museum 45:1-472.:50, Holotype ♂ (Coll. Ashmead). - Evans, 1964Evans, H.E. 1964. A synopsis of the american Bethylidae (Hymenoptera, Aculeata). Bulletin of the Museum of Comparative Zoology 132 (1):1-222.:159 ( listed as synonym of Cephalonomia gallicola (Ashmead, 1887)); 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.:1213 ( listed as synonym of Cephalonomia gallicola (Ashmead, 1887)). - As Cephalonomia nubilipennis: - 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).
Cephalonomia xambeui Girad, 1898 - Evans, 1964Evans, H.E. 1964. A synopsis of the american Bethylidae (Hymenoptera, Aculeata). Bulletin of the Museum of Comparative Zoology 132 (1):1-222.:159 ( listed as synonym of Cephalonomia gallicola (Ashmead, 1887)); Macek et al., 2007Macek, J., J. Strejcek & J. Straka 2007. Chrysidoidea: Bethylidae. In: Bogusch, P., J. Straka & P. Kment (Ed.). Annotated checklist of the Aculeata (Hymenoptera) of the Czech Republic and Slovakia. 21-40.:27 ( listed as synonym of Cephalonomia gallicola (Ashmead, 1887)).
Cephalonomia quadridentata Duchaussoy, 1917:111 - Evans, 1964Evans, H.E. 1964. A synopsis of the american Bethylidae (Hymenoptera, Aculeata). Bulletin of the Museum of Comparative Zoology 132 (1):1-222.:159 ( listed as synonym of Cephalonomia gallicola (Ashmead, 1887)); 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.:1213 ( listed as synonym of Cephalonomia gallicola (Ashmead, 1887)); Macek et al., 2007Macek, J., J. Strejcek & J. Straka 2007. Chrysidoidea: Bethylidae. In: Bogusch, P., J. Straka & P. Kment (Ed.). Annotated checklist of the Aculeata (Hymenoptera) of the Czech Republic and Slovakia. 21-40.:27 ( listed as synonym of Cephalonomia gallicola (Ashmead, 1887)).
Cephalonomia caesarorum van Emden, 1931:425 - Evans, 1964Evans, H.E. 1964. A synopsis of the american Bethylidae (Hymenoptera, Aculeata). Bulletin of the Museum of Comparative Zoology 132 (1):1-222.:159 ( listed as synonym of Cephalonomia gallicola (Ashmead, 1887)); 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.:1213 ( listed as synonym of Cephalonomia gallicola (Ashmead, 1887)).
Cephalonomia strandi Hoffer, 1936:460 - Evans, 1964Evans, H.E. 1964. A synopsis of the american Bethylidae (Hymenoptera, Aculeata). Bulletin of the Museum of Comparative Zoology 132 (1):1-222.:159 ( listed as synonym of Cephalonomia gallicola (Ashmead, 1887)); 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.:1213 ( listed as synonym of Cephalonomia gallicola (Ashmead, 1887)).