Cerceris Krugi Dewitz, 1881:200, Ferguson, 1983Ferguson, G.R. 1983. An annotated synonymic list of North American and Caribbean wasps of the genus Cerceris (Hymenoptera: Philanthidae). Journal of the New York Entomological Society 91 (4):466-502.:487, Lectotype ♀ (Zoologisches Museum, Humboldt Universität, Berlin). - Schletterer, 1887Schletterer, A. 1887. Die Hymenopteren-Gattung Cerceris Latr. mit vorzugsweiser Berücksichtigung der paläarktischer Arten. Zoologische Jahrbücher / Abteilung für Systematik, Ökologie und Geographie der Tiere 2:349-510. (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); Medina, 2016Medina Rosa, J.R. 2016. Avispas de Puerto Rico - Hymenoptera: Symphyta, Apocrita (Aculeata). Ediciones Digitales, 1-23. (distribution); Genaro, 2017Genaro, J.A. 2017. Especies nuevas de avispas de las Antillas (Hymenoptera: Trigonalidae, Crabronidae, Sphecidae). Novitates Caribaea 11:1-15. (distribution). - As Cerceris krugii: - Dewitz, 1881Dewitz, H. 1881. Hymenopteren von Portorico. Berliner Entomologische Zeitschrift 25:197-208. (distribution); Gundlach, 1887Gundlach, J. 1887. Apuntes para la fauna Puerto-Riqueña. Anales de la Sociedad Española de Historia Natural 16 (1):115-199. (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); Ashmead, 1900Ashmead, W.H. 1900. Report upon the aculeate Hymenoptera of the islands of St. Vincent and Grenada, with additions to the parasitic Hymenoptera and a list of the described Hymenoptera of the West Indies. Transactions of the Entomological Society of London pt. II:207-367. (distribution); Wolcott, 1948Wolcott, G.N. 1948. The insects of Puerto Rico. The Journal of Agriculture of the University of Puerto Rico 32 (4):749-975. (distribution).
Cerceris margaretella Rohwer, 1916:248, ♂. 2 ♂♂, Mayaguez, Porto Rico, January 29, 1912 (leg. C.W. Hooker); Type ♂, Mayaguez, Porto Rico, January 29, 1912 (U.S.N.M., No. 15076, leg. C.W. Hooker); Ferguson, 1983Ferguson, G.R. 1983. An annotated synonymic list of North American and Caribbean wasps of the genus Cerceris (Hymenoptera: Philanthidae). Journal of the New York Entomological Society 91 (4):466-502.:487, Holotype ♂ (United States National Museum of Natural History, Washington). Synonymized with Cerceris krugi Dewitz, 1881 by Ferguson, 1983Ferguson, G.R. 1983. An annotated synonymic list of North American and Caribbean wasps of the genus Cerceris (Hymenoptera: Philanthidae). Journal of the New York Entomological Society 91 (4):466-502.:487. - Wolcott, 1948Wolcott, G.N. 1948. The insects of Puerto Rico. The Journal of Agriculture of the University of Puerto Rico 32 (4):749-975. (distribution). - As Cerceris margaratella: - As Cerceris margaratella: