Moretto, P., Deschodt, C.M. and Davis, A.L. 2026. The genus Chalcoderus Erichson, 1847: synonymy of Parascatonomus (Morettoeus) Ochi & Kon, 2023, and transfer of group 15 (d’Orbigny 1913, 1915) Afrotropical Onthophagus Latreille, 1802 (Coleoptera: Scarabaeinae). Zootaxa. 5752, 2 (Jan. 2026), 63–84. DOI:https://doi.org/10.11646/zootaxa.5752.1.3.