Myrmosa parvula Fox, 1893:53, Krombein, 1940Krombein, K.V. 1940. Studies in the Tiphiidae (Hymenoptera Aculeata): IV. A revision of the Myrmosinae of the New World with a discussion of the Old World species. Transactions of the American Entomological Society 65:415-465.:458, Type ♂ (Academy of Natural Sciences of Philadelphia, no. 4675). - Bradley, 1917Bradley, J.C. 1917. Contributions toward a monograph of the Mutillidae and their allies of America North of Mexico. Transactions of the American Entomological Society 43:247-290. (distribution); Krombein, 1940Krombein, K.V. 1940. Studies in the Tiphiidae (Hymenoptera Aculeata): IV. A revision of the Myrmosinae of the New World with a discussion of the Old World species. Transactions of the American Entomological Society 65:415-465. (distribution). - As Myrmosula parvula: - 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).
Mutilla antisemitica Dalla Torre, 1897:10, no descr. Replacement name for Myrmosa parvula Fox, 1893 by Dalla Torre, 1897Dalla Torre, C.G. 1897. Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749.:10 (nec Blake). - Krombein, 1940Krombein, K.V. 1940. Studies in the Tiphiidae (Hymenoptera Aculeata): IV. A revision of the Myrmosinae of the New World with a discussion of the Old World species. Transactions of the American Entomological Society 65:415-465.:457 ( listed as synonym of Myrmosa parvula Fox, 1893); 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.:1275 ( listed as synonym of Myrmosula parvula (Fox, 1893)).
Brachycistis bimaculatus Fox, 1899:285, ♀. Holotype ♀, Missouri: Ripley County (leg. P.J. Schmitt); Bradley, 1917Bradley, J.C. 1917. Contributions toward a monograph of the Mutillidae and their allies of America North of Mexico. Transactions of the American Entomological Society 43:247-290.:281, Type (American Entomological Society). Synonymized with Myrmosa parvula Fox, 1893 by Krombein, 1940Krombein, K.V. 1940. Studies in the Tiphiidae (Hymenoptera Aculeata): IV. A revision of the Myrmosinae of the New World with a discussion of the Old World species. Transactions of the American Entomological Society 65:415-465.:457. - 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.:1275 ( listed as synonym of Myrmosula parvula (Fox, 1893)). - As Brachycistis bimaculata: - Bradley, 1917Bradley, J.C. 1917. Contributions toward a monograph of the Mutillidae and their allies of America North of Mexico. Transactions of the American Entomological Society 43:247-290. (distribution).