Pteromalus Seniculus Nees, 1834:101, ♀ - As Hemitrichus seniculus: - 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).
Pteromalus Phylacis Walker, 1848:124 - 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.:834 ( listed as synonym of Hemitrichus seniculus (Nees, 1834)).
Dimachus rufipes Thomson, 1878:54 - 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.:834 ( listed as synonym of Hemitrichus seniculus (Nees, 1834)).
Uriella rufipes Ashmead, 1896:222, ♂♀.District of Columbia; Algonquin, Ill., and Ohia. - Ashmead, 1896Ashmead, W.H. 1896. Descriptions of new parasitic Hymenoptera. Transactions of the American Entomological Society and Proceedings of the Entomological Section of the Academy of Natural Sciences 23:179-234. (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); 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.:834 ( listed as synonym of Hemitrichus seniculus (Nees, 1834)).
Hemitrichus assimilis Masi, 1922:158 - 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.:834 ( listed as synonym of Hemitrichus seniculus (Nees, 1834)).