Bitar, A., & Morón, M. Ángel. (2009). Description of the female of Tehuacania howdeni Endrödi (Coleoptera: Scarabaeidae: Dynastinae: Oryctini), with a key to the genera of Oryctini from Mexico. Zootaxa, 2048(1), 65–68. https://doi.org/10.11646/zootaxa.2048.1.4