Odynerus aztecus Saussure, 1857:275,Tampico; Bequaert, 1925Bequaert, J.C. 1925. The genus Ancistrocerus (Hymenoptera, Vespidae) in North America, with a partial key to the species. Transactions of the American Entomological Society 51 (1):57-117.:110, Type (probably at the Natural History Museum of Geneva), Lectotype ♂, Mexico: Tampico, examined (MHNG), designated by Hermes & Melo, 2008Hermes, M.G. & G.A.R. Melo 2008. Revision and cladistic analysis of the eumenine wasp genus Pseudodynerus de Saussure (Hymenoptera, Vespidae, Eumeninae). Systematic Entomology 33:361-394.:388. Synonymized with Pseudodynerus quadrisectus (Say, 1837) by Hermes & Melo, 2008Hermes, M.G. & G.A.R. Melo 2008. Revision and cladistic analysis of the eumenine wasp genus Pseudodynerus de Saussure (Hymenoptera, Vespidae, Eumeninae). Systematic Entomology 33:361-394.:388. - Dalla Torre, 1894Dalla Torre, C.G. 1894. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus, IX. Vespidae (Diploptera). Guilelmi Engelmann, 181. (distribution). - As Pseudodynerus quadrisectus aztecus: - Bequaert, 1941Bequaert, J.C. 1941. Pseudodynerus, a neotropical complex of eumenine wasps (Hymenoptera, Vespidae). American Museum Novitates 1106:1-10. (distribution); Ruíz-Cancino & Coronado-Blanco, 2002Ruíz-Cancino, E. & J.M. Coronado-Blanco 2002. Artrópodos terrestres de los estados de Tamaulipas y Nuevo León, México. Serie Publicaciones Cientificas No. 4:1-376. (distribution); Ruíz-Cancino et al., 2005Ruíz-Cancino, E., J.M. Coronado-Blanco & J.V. Horta Vega 2005. Conocimiento actual de las avispas depredadoras (Hymenoptera) en Tamaulipas, México. In: Lozano, L. B., A.C. Sandoval, J.V.H. Vega & J.G. Jiménez (Ed.). Biodiversidad tamaulipeca: vol. 1. 164-170. (distribution); Ruíz-Cancino et al., 2010Ruíz-Cancino, E., D.R. Kasparyan, J.M. Coronado-Blanco, S.N. Myartseva, V.A. Trjapitzin, S.G. Hernández Aguilar & J. García Jiménez 2010. Himenópteros de la Reserva “El Cielo”, Tamaulipas, México. Dugesiana 17 (1):53-71. (distribution); Vanoye-Eligio et al., 2014Vanoye-Eligio, M., V. Meléndez-Ramírez, R. Ayala, J. Navarro & H. Delfin-González 2014. Predatory Wasps (Hymenoptera) of the Yucatan Peninsula. Southwestern Entomoloigst 39 (3):635-646. (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).