Odynerus heterospilus Cameron, 1908:201, ♀. ♀, Fedor, Texas (leg. Prof. C.F. Baker); Bohart, 1965Bohart, R.M. 1965. Synonymy of North American Odynerini described by Peter Cameron. The Pan-Pacific Entomologist 41 (2):107-113.:110, Lectotype ♀ (BMNH). - Bohart, 1955Bohart, R.M. 1955. North American Leptochilus of the trinodus group (Hymenoptera, Vespidae). Proceedings of the Entomological Society of Washington 57 (6):287-299.:294 ( listed as synonym of Leptochilus monolobus Bohart, 1951); Bohart, 1965Bohart, R.M. 1965. Synonymy of North American Odynerini described by Peter Cameron. The Pan-Pacific Entomologist 41 (2):107-113.:110 ( listed as synonym of Leptochilus monolobus Bohart, 1951); 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.:1477 ( listed as synonym of Microdynerus monolobus (Bohart, 1951)).
Leptochilus monolobus Bohart, 1951:897, no description Replacement name for Odynerus heterospilus Cameron, 1908 by Muesebeck et al., 1951Muesebeck, C.F.W., K.V. Krombein & H.K. Townes 1951. Hymenoptera of America north of Mexico - Synoptic catalog. U.S. Dept. Agr. Monog. 2:1-1420.:897 (preocc. by Cameron, 1907). - Bohart, 1955Bohart, R.M. 1955. North American Leptochilus of the trinodus group (Hymenoptera, Vespidae). Proceedings of the Entomological Society of Washington 57 (6):287-299. (distribution); Krombein, 1958Krombein, K.V. 1958. Superfamily Vespoidea. In: Krombein, K.V. (Ed.). Hymenoptera of America North of Mexico - Synoptic Catalog. Washington: U.S. Department of Agriculture. Agriculture Monograph No. 2. First Supplement, 305 pp. 162-169. (distribution). - As Microdynerus monolobus: - 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).