Labeo typhlocybae Ashmead, 1893:88 (key), 89, ♂. Holotype ♂, Washington, D. C., July 23, 1883 (National Museum, leg. Dr. C.V. Riley). - 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 Neodryinus typhlocybae: - 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); Olmi, 1999Olmi, M. 1999. Hymenoptera Dryinidae-Embolemidae. Calderini, Bologna. 1-425. (distribution), 220 (distribution).
Dryinus ormenidis Ashmead, 1903:192 - 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.:1244 ( listed as synonym of Neodryinus typhlocybae (Ashmead, 1893)).
Dryinus nigrellus Brues, 1904:117 - 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.:1244 ( listed as synonym of Neodryinus typhlocybae (Ashmead, 1893)).