KRIKKEN, J.; HUIJBREGTS, J. New Guinea Onthophagus: taxonomy of ten small, unicolored new species (Coleoptera: Scarabaeidae: Scarabaeinae). Zootaxa, Auckland, New Zealand, v. 3619, n. 5, p. 501–525, 2013. DOI: 10.11646/zootaxa.3619.5.1. Disponível em: https://mapress.com/zt/article/view/zootaxa.3619.5.1. Acesso em: 21 apr. 2025.