Epomidiopteron sumichrasti Sichel in Saussure, 1864:267 - Cameron, 1888-1900Cameron, P. 1888-1900. Biologia Centrali-Americana - Insecta. Hymenoptera. (Fossores) Vol. II. R. H. Porter and Dulau & Co., London. 413pp, 14 pl.:235 (listed); Cameron, 1893Cameron, P. 1893. Biologia Centrali-Americana. Insecta. Hymenoptera. (Fossores) Vol. II. :177-257. (distribution). - As Paratiphia sumichrasti: - Allen, 1968Allen, H.W. 1968. A monographic study of the genus Paratiphia. Transactions of the American Entomological Society 94:25-109. (distribution). - As Paratiphia sumichrastii: - Dalla Torre, 1897Dalla Torre, C.G. 1897. Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution).
Paratiphia bradleyi Allen, 1963:231, ♂. Holotype ♂, Uvalde, Texas, 19 May, 1918 (Cornell University, leg. J.C. Bradley). Synonymized with Paratiphia sumichrastii (Sichel in Saussure, 1864) by Allen, 1968Allen, H.W. 1968. A monographic study of the genus Paratiphia. Transactions of the American Entomological Society 94:25-109.:49. - 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).
Paratiphia pachucae Allen, 1965:101, ♂. Holotype ♂, Mexico, Hidalgo, 3 mi. W. of Pachuca, 24-VI-53 (UK). Synonymized with Paratiphia sumichrastii (Sichel in Saussure, 1864) by Allen, 1968Allen, H.W. 1968. A monographic study of the genus Paratiphia. Transactions of the American Entomological Society 94:25-109.:49. - 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.:1263 ( listed as synonym of Paratiphia bradleyi Allen, 1963).