Odynerus canaliculatus Viereck, 1906:392, Bohart, 1945Bohart, R.M. 1945. New species and subspecies of Rygchium from North America (Hymenoptera: Vespidae). Proceedings of the Entomological Society of Washington 47 (2):45-49.:49, Holotype ♂ (University of Kansas); Bohart, 1948Bohart, R.M. 1948. Contributions toward a knowledge of the insect fauna of Lower California. No. 9, Hymenoptera: Eumenidae. Proceedings of the California Academy of Sciences ser. 4: v. 24 (9):313-336.:318, Type (U. K.). - Bohart, 1948Bohart, R.M. 1948. Contributions toward a knowledge of the insect fauna of Lower California. No. 9, Hymenoptera: Eumenidae. Proceedings of the California Academy of Sciences ser. 4: v. 24 (9):313-336.:318 ( listed as synonym of Rygchium digiticornis Bohart, 1945); 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.:1494 ( listed as synonym of Euodynerus digiticornis (Bohart, 1945)).
Rygchium digiticornis Bohart, 1945:49, ♂ Replacement name for Odynerus canaliculatus Viereck, 1906 by Bohart, 1945Bohart, R.M. 1945. New species and subspecies of Rygchium from North America (Hymenoptera: Vespidae). Proceedings of the Entomological Society of Washington 47 (2):45-49.:49. - Bohart, 1948Bohart, R.M. 1948. Contributions toward a knowledge of the insect fauna of Lower California. No. 9, Hymenoptera: Eumenidae. Proceedings of the California Academy of Sciences ser. 4: v. 24 (9):313-336. (distribution). - As Euodynerus digiticornis: - 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), 1494 (comb. nov.).