L. G. de O. Nunes, R. V. Nunes, and F. Z. Vaz-de-Mello, “Taxonomic revision of the South American subgenus Canthon (Goniocanthon) Pereira & Martínez, 1956 (Coleoptera: Scarabaeidae: Scarabaeinae: Deltochilini)”, EJT, no. 437, May 2018.