Reid, C. A., & Tees, N. A. (2023). A new, but possibly extinct, species of Semanopterus Hope, 1847 from Lord Howe Island, in the southwestern Pacific Ocean (Coleoptera: Scarabaeidae: Dynastinae). Zootaxa, 5306(5), 563–570. https://doi.org/10.11646/zootaxa.5306.5.4