Trypoxylon albitarse mexicana Saussure, 1867:27, Coville, 1982Coville, R.E. 1982. Wasps of the genus Trypoxylon, subgenus Trypargilum in North America (Hymenoptera: Sphecidae). University of California Press, 1-147.:40, Lectotype ♂ (MHN). - Cameron, 1888-1900Cameron, P. 1888-1900. Biologia Centrali-Americana - Insecta. Hymenoptera. (Fossores) Vol. II. R. H. Porter and Dulau & Co., London. 413pp, 14 pl.:40 ( listed as synonym of Trypoxylon albitarse Fabricius, 1804); 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.:50 ( listed as synonym of Trypoxylon mexicanum Saussure, 1867). - As Trypoxylon mexicanum: - Genaro, 2007Genaro, J.A. 2007. Primer registro de Trypoxylon mexicanum para la Hispaniola, Antillas Mayores (Hymenoptera: Apoidea: Crabronidae). Insecta Mundi 6:1-5. (distribution); Perez-Gelabert, 2008Perez-Gelabert, D.E. 2008. Arthropods of Hispaniola (Dominican Republic and Haiti): A checklist and bibliography. Zootaxa 1831:1-530. (distribution); Perez-Gelabert, 2020Perez-Gelabert, D.E. 2020. Checklist, bibliography and quantitative data of the arthropods of Hispaniola. Zootaxa 4749:1-668. (distribution).
Trypoxylon gandarai Rohwer, 1912:476, Coville, 1982Coville, R.E. 1982. Wasps of the genus Trypoxylon, subgenus Trypargilum in North America (Hymenoptera: Sphecidae). University of California Press, 1-147.:40, Holtype ♂ (NMNH, No. 14172). Synonymized with Trypoxylon mexicanum Saussure, 1867 by Coville, 1982Coville, R.E. 1982. Wasps of the genus Trypoxylon, subgenus Trypargilum in North America (Hymenoptera: Sphecidae). University of California Press, 1-147.:39. - 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.:50 ( listed as synonym of Trypoxylon mexicanum Saussure, 1867).