González-Alvarado, Arturo, and Fernando Z. Vaz-de-Mello. 2021. “Taxonomic Revision of the Deltohyboma Lane, 1946 Gilli Species Group (Coleoptera: Scarabaeidae: Scarabaeinae: Deltochilum)”. European Journal of Taxonomy 775 (1):86-106. https://doi.org/10.5852/ejt.2021.775.1551.