Odynerus microstictus Viereck, 1906:199, ♀. Holotype ♀, Clark Co., Kansas, 1962 ft., June (University of Kansas, leg. F.H. Snow); Bohart, 1944Bohart, R.M. 1944. Stenodynerus fundatus and related species in North America (Hymenoptera, Vespidae). The Pan-Pacific Entomologist 20 (2):69-75.:72, Holotype (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.:328, Holotype (U. K.). - As Stenodynerus microstictus: - Bohart, 1944Bohart, R.M. 1944. Stenodynerus fundatus and related species in North America (Hymenoptera, Vespidae). The Pan-Pacific Entomologist 20 (2):69-75. (distribution); 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); Bohart, 1949Bohart, R.M. 1949. The genus Stenodynerus in southern Arizona. Proceedings of the Entomological Society of Washington 51 (6):237-259. (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); Ruíz-Cancino & Coronado-Blanco, 2002Ruíz-Cancino, E. & J.M. Coronado-Blanco 2002. Artrópodos terrestres de los estados de Tamaulipas y Nuevo León, México. Serie Publicaciones Cientificas No. 4:1-376. (distribution).
Ancistrocerus phoenixensis Cameron, 1908:225, ♂♀. ♂♀, Phoenix, Arizona, October 4th (leg. Oslar); Bohart, 1965Bohart, R.M. 1965. Synonymy of North American Odynerini described by Peter Cameron. The Pan-Pacific Entomologist 41 (2):107-113.:111, Lectotype ♂ (BMNH). - Bohart, 1944Bohart, R.M. 1944. Stenodynerus fundatus and related species in North America (Hymenoptera, Vespidae). The Pan-Pacific Entomologist 20 (2):69-75. (distribution); Bohart, 1965Bohart, R.M. 1965. Synonymy of North American Odynerini described by Peter Cameron. The Pan-Pacific Entomologist 41 (2):107-113.:111 ( listed as synonym of Stenodynerus microstictus (Viereck, 1906)); 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.:1485 ( listed as synonym of Stenodynerus microstictus (Viereck, 1906)).
Odynerus gulielmi Viereck, 1908:408 - 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.:328 ( listed as synonym of Stenodynerus microstictus (Viereck, 1906)); 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.:1485 ( listed as synonym of Stenodynerus microstictus (Viereck, 1906)).