Trypoxylon spinosum Cameron, 1889:46, ♂♀. ♂, ♀, Mexico, Presidio (leg. Forrer); Coville, 1982Coville, R.E. 1982. Wasps of the genus Trypoxylon, subgenus Trypargilum in North America (Hymenoptera: Sphecidae). University of California Press, 1-147.:98, Lectotype ♀, examined (BMNH, Hym. 21.469). - Cameron, 1888-1900Cameron, P. 1888-1900. Biologia Centrali-Americana - Insecta. Hymenoptera. (Fossores) Vol. II. R. H. Porter and Dulau & Co., London. 413pp, 14 pl.:46 (listed); Fox, 1891Fox, W.J. 1891. On the species of Trypoxylon inhabiting America north of Mexico. Transactions of the American Entomological Society 18 (2):136-148. (distribution); Dalla Torre, 1897Dalla Torre, C.G. 1897. Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution); Sandhouse, 1940Sandhouse, G.A. 1940. A review of the Nearctic wasps of the genus Trypoxylon (Hymenoptera: Sphecidae). The American Midland Naturalist 24 (1):133-176. (distribution); Coville, 1982Coville, R.E. 1982. Wasps of the genus Trypoxylon, subgenus Trypargilum in North America (Hymenoptera: Sphecidae). University of California Press, 1-147. (distribution); Amarante, 2002Amarante, S.T.P. 2002. A synonymic catalog of the neotropical Crabronidae and Sphecidae (Hymenoptera: Apoidea). Arquivos de Zoologia (São Paulo) 37:1-139. (distribution); Horta Vega et al., 2007Horta Vega, J.V., O.N. Pinson Domínguez, L. Barrientos Lozano & A. Correa Sandoval 2007. Sphecidae y Crabronidae (Hymenoptera) de algunos municipios del centro y sur de Tamaulipas, México. Acta Zool. Mex. (n.s.) 23:35-48. (distribution); Horta Vega et al., 2013Horta Vega, J.V., M. Vanoye-Eligio, M.E. García-Gutiérrez, J.M.Coronado-Blanco & L. Barrientos-Lozano 2013. Crabronidae (Hymenoptera) de la localidad Cañón del Novillo, Victoria, Tamaulipas, México. Acta Zool. Mex. (n.s.) 29 (2):376-387. (distribution); Vanoye-Eligio et al., 2015Vanoye-Eligio, M., V. Meléndez-Ramírez, R. Ayala, J. Navarro-Alberto & H. Delfín-González 2015. Avispas depredadoras de áreas naturales protegidas del estado de Yucatán, México. Revista Mexicana de Biodiversidad 86:989-997. (distribution); Vanoye-Eligio et al., 2019Vanoye-Eligio, M., V. Meléndez-Ramírez, R. Ayala-Barajas, H. Delfín-González & J.V. Horta-Vega 2019. Diversidad de avispas depredadoras en dos tipos de vegetación del estado de Yucatán en México. Revista Mexicana de Biodiversidad 90:1-11. (distribution); Nava-Bolaños & Osorio-Olvera, 2022Nava-Bolaños, A. & L. Osorio-Olvera 2022. Estado del arte del conocimiento de biodiversidad de los polinizadores de México. Revista Mexicana de Biodiversidad 93:1-77. (distribution). - As Trypargilum spinosum: - 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).
Trypoxylon cinereo-hirtum Cameron, 1889:44, ♀. ♀, Mexico, Vera Cruz, Teapa in Tabasco (leg. H.H. Smith); ♀, Mexico, Temax in North Yucatan (leg. Gaumer); ♀, Guatemala, Paraiso 300 feet, Guatemala city (leg. Champion); Coville, 1982Coville, R.E. 1982. Wasps of the genus Trypoxylon, subgenus Trypargilum in North America (Hymenoptera: Sphecidae). University of California Press, 1-147.:98, Lectotype ♀, designated by Richards (1934:241), but is invalid because the collection locality, Guatemala, S. Geronimo, is not listed in Cameron's (1889:44) original description. - Cameron, 1888-1900Cameron, P. 1888-1900. Biologia Centrali-Americana - Insecta. Hymenoptera. (Fossores) Vol. II. R. H. Porter and Dulau & Co., London. 413pp, 14 pl.:44 (listed); Coville, 1982Coville, R.E. 1982. Wasps of the genus Trypoxylon, subgenus Trypargilum in North America (Hymenoptera: Sphecidae). University of California Press, 1-147.:98 ( listed as synonym of Trypoxylon spinosum Cameron, 1889); Amarante, 2002Amarante, S.T.P. 2002. A synonymic catalog of the neotropical Crabronidae and Sphecidae (Hymenoptera: Apoidea). Arquivos de Zoologia (São Paulo) 37:1-139.:51 ( listed as synonym of Trypoxylon spinosum Cameron, 1889). - As Trypoxylon cinereohirtum: - Dalla Torre, 1897Dalla Torre, C.G. 1897. Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution).
Trypoxylon fusciventre Cameron, 1889:45, ♀. ♀, Mexico, Temax in North Yucatan (leg. Gaumer); Coville, 1982Coville, R.E. 1982. Wasps of the genus Trypoxylon, subgenus Trypargilum in North America (Hymenoptera: Sphecidae). University of California Press, 1-147.:98, Lectotype ♀, examined (BMNH, Hym. 21.474). Synonymized with Trypoxylon spinosum Cameron, 1889 by Coville, 1982Coville, R.E. 1982. Wasps of the genus Trypoxylon, subgenus Trypargilum in North America (Hymenoptera: Sphecidae). University of California Press, 1-147.:98. - Cameron, 1888-1900Cameron, P. 1888-1900. Biologia Centrali-Americana - Insecta. Hymenoptera. (Fossores) Vol. II. R. H. Porter and Dulau & Co., London. 413pp, 14 pl.:45 (listed); Dalla Torre, 1897Dalla Torre, C.G. 1897. Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution); Amarante, 2002Amarante, S.T.P. 2002. A synonymic catalog of the neotropical Crabronidae and Sphecidae (Hymenoptera: Apoidea). Arquivos de Zoologia (São Paulo) 37:1-139.:51 ( listed as synonym of Trypoxylon spinosum Cameron, 1889).