MALDANER, M. E.; NUNES, R. V.; VAZ-DE-MELLO, F. Z. Taxonomic revision of the Dichotomius speciosus (Waterhouse, 1891) species group (Coleoptera: Scarabaeidae: Scarabaeinae). Zootaxa, Auckland, New Zealand, v. 3986, n. 5, p. 549–560, 2015. DOI: 10.11646/zootaxa.3986.5.2. Disponível em: https://www.mapress.com/zt/article/view/zootaxa.3986.5.2. Acesso em: 2 may. 2025.