Bracon pygmaeus Provancher, 1880:144, Muesebeck, 1926Muesebeck, C.F.W. 1926. A revision of the parasitic wasps of the genus Microbracon occuring in America north of Mexcio. Proceedings of the United States National Museum 67 (art. 8):1-85.:38, Type (Museum of Public Instruction, Parliament Building, Quebec, Canada, yellow label 555). - Muesebeck, 1958Muesebeck, C.F.W. 1958. Family Braconidae. 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. 18-36. (distribution). - As Microbracon pygmaeus: - Muesebeck, 1926Muesebeck, C.F.W. 1926. A revision of the parasitic wasps of the genus Microbracon occuring in America north of Mexcio. Proceedings of the United States National Museum 67 (art. 8):1-85. (distribution).
Bracon junci Ashmead, 1888:619, ♂♀. 1 ♂, 1 ♀, September 18, 1876 (U. S. National Museum); Muesebeck, 1926Muesebeck, C.F.W. 1926. A revision of the parasitic wasps of the genus Microbracon occuring in America north of Mexcio. Proceedings of the United States National Museum 67 (art. 8):1-85.:38, Type (U.S.N.M., No. 2910). - Muesebeck, 1926Muesebeck, C.F.W. 1926. A revision of the parasitic wasps of the genus Microbracon occuring in America north of Mexcio. Proceedings of the United States National Museum 67 (art. 8):1-85.:38 ( listed as synonym of Microbracon pygmaeus (Provancher, 1880)).
Bracon trifolii Ashmead, 1888:622, ♂. Holotype ♂, Washington, D. C., June 30, 1879 (U. S. National Museum, No. 101); Muesebeck, 1926Muesebeck, C.F.W. 1926. A revision of the parasitic wasps of the genus Microbracon occuring in America north of Mexcio. Proceedings of the United States National Museum 67 (art. 8):1-85.:39, Type (U.S.N.M., No. 2916). - Dalla Torre, 1898Dalla Torre, C.G. 1898. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus. - IV: Braconidae. Sumptibus Guilelmi Engelmann, VIII + 323. (distribution); Cockerell, 1899Cockerell, T.D.A. 1899. A first list of the hymenopterous families Tenthredinidae, Siricidae, Chrysididae, Proctotrypidae, Cynipidae, Chalcididae and Braconidae collected in New Mexico. Transactions of the Kansas Academy of Sciences 16:212-216. (distribution); Muesebeck, 1926Muesebeck, C.F.W. 1926. A revision of the parasitic wasps of the genus Microbracon occuring in America north of Mexcio. Proceedings of the United States National Museum 67 (art. 8):1-85.:38 ( listed as synonym of Microbracon pygmaeus (Provancher, 1880)).
Bracon kansensis Viereck, 1905:268, ♀. Holotype ♀, Sedgwick county, Kansas, September, 1895 (University of Kansas, leg. E. S. Tucker); Muesebeck, 1926Muesebeck, C.F.W. 1926. A revision of the parasitic wasps of the genus Microbracon occuring in America north of Mexcio. Proceedings of the United States National Museum 67 (art. 8):1-85.:39, Type (Kansas University collection). - Muesebeck, 1926Muesebeck, C.F.W. 1926. A revision of the parasitic wasps of the genus Microbracon occuring in America north of Mexcio. Proceedings of the United States National Museum 67 (art. 8):1-85.:38 ( listed as synonym of Microbracon pygmaeus (Provancher, 1880)).
Microbracon coleophorae Rohwer, 1915:231, Muesebeck, 1926Muesebeck, C.F.W. 1926. A revision of the parasitic wasps of the genus Microbracon occuring in America north of Mexcio. Proceedings of the United States National Museum 67 (art. 8):1-85.:39, Type (U.S.N.M., No. 18180). - Muesebeck, 1926Muesebeck, C.F.W. 1926. A revision of the parasitic wasps of the genus Microbracon occuring in America north of Mexcio. Proceedings of the United States National Museum 67 (art. 8):1-85.:38 ( listed as synonym of Microbracon pygmaeus (Provancher, 1880)).
Microbracon massasoit Viereck, 1917:205, Muesebeck, 1926Muesebeck, C.F.W. 1926. A revision of the parasitic wasps of the genus Microbracon occuring in America north of Mexcio. Proceedings of the United States National Museum 67 (art. 8):1-85.:39, Type (Connecticut Agricultural Experiment Station at New Haven). - Muesebeck, 1926Muesebeck, C.F.W. 1926. A revision of the parasitic wasps of the genus Microbracon occuring in America north of Mexcio. Proceedings of the United States National Museum 67 (art. 8):1-85.:38 ( listed as synonym of Microbracon pygmaeus (Provancher, 1880)).