Keith, D., Sabatinelli, G. and Uliana, M. 2015.

Synopsis of the genus Pharaonus (Coleoptera: Scarabaeidae: Rutelinae),
with descriptions of new taxa

. Zootaxa. 4012, 1 (Sep. 2015), 167–180. DOI:https://doi.org/10.11646/zootaxa.4012.1.9.