Stanley, E. L., Ceríaco, L. M. P., Bandeira, S., Valerio, H., Bates, M. F., & Branch, W. R. (2016). A review of Cordylus machadoi (Squamata: Cordylidae) in southwestern Angola, with the description of a new species from the Pro-Namib desert. Zootaxa, 4061(3), 201–226. https://doi.org/10.11646/zootaxa.4061.3.1