Tiphia illinoensis Robertson, 1901:196, Lectotype ♂, examined (Illinois Natural History Survey, Charles Robertson Collection 6294), designated by Allen, 1961Allen, H.W. 1961. Tiphia (Hymenoptera) of America north of Mexico: Key to species, descriptions of six new species, and notes on synonymy. Transactions of the American Entomological Society 87:1-20.:19. - Krombein, 1963Krombein, K.V. 1963. Natural history of Plummers Island, Maryland. XVII. Annotated list of the wasps (Hymenoptera: Bethyloidea, Scolioidea, Vespoidea, Pompiloidea, Sphecoidea). Proceedings of the Biological Society of Washington 76:255-280. (distribution); Allen, 1966Allen, H.W. 1966. A revision of the Tiphiinae (Hymenoptera: Tiphiidae) of Eastern North America. Transactions of the American Entomological Society 92:231-356. (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).
Tiphia waldenii Viereck, 1906:350, Allen, 1934Allen, H.W. 1934. Descriptions of twelve new species of Tiphiidae from the United States with taxonomic notes (Hymenoptera). Transactions of the American Entomological Society 60:295-316.:313, Type (Connecticut Experiment Station collection); Allen, 1961Allen, H.W. 1961. Tiphia (Hymenoptera) of America north of Mexico: Key to species, descriptions of six new species, and notes on synonymy. Transactions of the American Entomological Society 87:1-20.:19, Type ♂ (Connecticut Agricultural Experiment Station). Synonymized with Tiphia illinoensis Robertson, 1901 by Allen, 1961Allen, H.W. 1961. Tiphia (Hymenoptera) of America north of Mexico: Key to species, descriptions of six new species, and notes on synonymy. Transactions of the American Entomological Society 87:1-20.:18. - Allen, 1966Allen, H.W. 1966. A revision of the Tiphiinae (Hymenoptera: Tiphiidae) of Eastern North America. Transactions of the American Entomological Society 92:231-356.:280 ( listed as synonym of Tiphia illinoensis Robertson, 1901); 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.:1256 ( listed as synonym of Tiphia illinoensis Robertson, 1901).
Tiphia brunneicornis Viereck, 1906:303, Allen, 1934Allen, H.W. 1934. Descriptions of twelve new species of Tiphiidae from the United States with taxonomic notes (Hymenoptera). Transactions of the American Entomological Society 60:295-316.:313, Type (Connecticut Agricultural Experiment Station collection). Synonymized with Tiphia waldenii Viereck, 1906 by Allen, 1934Allen, H.W. 1934. Descriptions of twelve new species of Tiphiidae from the United States with taxonomic notes (Hymenoptera). Transactions of the American Entomological Society 60:295-316.:313. - Allen, 1961Allen, H.W. 1961. Tiphia (Hymenoptera) of America north of Mexico: Key to species, descriptions of six new species, and notes on synonymy. Transactions of the American Entomological Society 87:1-20.:18 ( listed as synonym of Tiphia illinoensis Robertson, 1901); Allen, 1966Allen, H.W. 1966. A revision of the Tiphiinae (Hymenoptera: Tiphiidae) of Eastern North America. Transactions of the American Entomological Society 92:231-356.:280 ( listed as synonym of Tiphia illinoensis Robertson, 1901); 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.:1256 ( listed as synonym of Tiphia illinoensis Robertson, 1901).
Tiphia robertsoni Malloch, 1918:23, ♀. Holotype ♀, Carlinville, Ill., August (Coll. Illinois State Natural History Survey, leg. C. Robertson). Synonymized with Tiphia illinoensis Robertson, 1901 by Allen, 1966Allen, H.W. 1966. A revision of the Tiphiinae (Hymenoptera: Tiphiidae) of Eastern North America. Transactions of the American Entomological Society 92:231-356.:280. - Malloch, 1918Malloch, J.R. 1918. The Nort American species of the genus Tiphia (Hymenoptera, Aculeata) in the collection of the Illinois State Natural History Survey. Bul. Nat. Hist. Survey 13:1-24, 1 pl. (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.:1257 ( listed as synonym of Tiphia illinoensis Robertson, 1901).