Lyrops Leprieurii Spinola, 1841:111, ♂. Holotype ♂, Cayenne (leg. M. Leprieur); Bohart, 1979Bohart, R.M. 1979. Tachytes of South America (Hymenoptera, Sphecidae, Larrinae). Transactions of the American Entomological Society 104:435-505.:468, Holotpye ♂ (Instituto e Museo di Zoologia, Universita di Torino, Italy). - As Tachytes leprieuri: - Dalla Torre, 1897Dalla Torre, C.G. 1897. Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution); Bohart, 1979Bohart, R.M. 1979. Tachytes of South America (Hymenoptera, Sphecidae, Larrinae). Transactions of the American Entomological Society 104:435-505. (distribution); Rasmussen & Asenjo, 2009Rasmussen, C. & A. Asenjo 2009. A checklist to the wasps of Peru (Hymenoptera, Aculeata). ZooKeys 15:1-78. (distribution). - As Tachytes leprieurii: - Callan, 1991Callan, E.Mc C. 1991. Sphecidae of Trinidad. II. Larrinae. Sphecos 21:8. (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); Starr & Hook, 2003Starr, C.K. & Hook, A.W. 2003. The aculeate Hymenoptera of Trinidad, West Indies. Occasional Papers o the Department of Life Sciences, University of the West Indies 12:1-31. (distribution).
Tachytes apiformis Smith, 1856:304, ♀. ♀, Brazil (Santarem) (H. W. Bates); Bohart, 1979Bohart, R.M. 1979. Tachytes of South America (Hymenoptera, Sphecidae, Larrinae). Transactions of the American Entomological Society 104:435-505.:468, Holotpye ♀ (British Museum, Natural History, London). - Brèthes, 1913Brèthes, J. 1913. Himenópteros de la América meridional. Anales Museo nacional de historia natural de Buenos Aires 24:35-165. (distribution); Bohart, 1979Bohart, R.M. 1979. Tachytes of South America (Hymenoptera, Sphecidae, Larrinae). Transactions of the American Entomological Society 104:435-505.:468 ( listed as synonym of Tachytes leprieuri (Spinola, 1841)); 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.:37 ( listed as synonym of Tachytes leprieurii (Spinola, 1841)).