Tiphia infossata Allen, 1934:301, ♀. Holotype ♀, Moorestown, New Jersey, July 22, 1924 (U.S.N.M., No. 50494, leg. J.B. Cronin); 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.:249, Holotype ♀ (USNM). - 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. (distribution); 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. (distribution); 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); Allen, 1971Allen, H.W. 1971. A monographic study of the genus Tiphia (Hymenoptera: Tiphiidae) of western North America. Transactions of the American Entomological Society 97:201-359. (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 hollowayi Allen, 1934:303, ♂. Holotype ♂, Langhorne, Pennsylvania, June 9, 1927 (U.S.N.M., No. 50497). Synonymized with Tiphia infossata Allen, 1934 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. - 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. (distribution); Krombein, 1950Krombein, K.V. 1950. An annotated list of wasps from Nags Head and the Kill Devil Hills (Hymenoptera Aculeata). Journal of the Elisha Mitchell Scientific Society 65:262-272. (distribution); Allen, 1965Allen, H.W. 1965. Tiphiinae (Hymenoptera: Tiphiidae) of Western North America. Proceedings of the Academy of Natural Sciences of Philadelphia 117 (3):45-115.:60 ( listed as synonym of Tiphia infossata Allen, 1934); 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.:248 ( listed as synonym of Tiphia infossata Allen, 1934); Allen, 1971Allen, H.W. 1971. A monographic study of the genus Tiphia (Hymenoptera: Tiphiidae) of western North America. Transactions of the American Entomological Society 97:201-359.:276 ( listed as synonym of Tiphia infossata Allen, 1934); 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 infossata Allen, 1934).