Jordal, Bjarte H. 2009. “Two New Species of Aphanarthrum Wollaston (Coleoptera: Curculionidae, Scolytinae) Associated With Euphorbia In South Africa”. Zootaxa 1983 (1). Auckland, New Zealand:54–62. https://doi.org/10.11646/zootaxa.1983.1.4.