Genus Ceratoxenus Mann, 1923
Ceratoxenus Mann 1923: 360 (original description, included C. tricornis Mann, 1923).
Xenopelta Mann, 1923 (synonymized by Emerson 1935: 369); Seevers 1957: 106 (redescription as Xenopelta).
Type species: Ceratoxenus tricornis Mann, 1923 (designation by monotypy)