Booyse, Dirk G., Elizabeth A. Boomker, and Burk A. Dehority. 2010. “Protozoa in the Digestive Tract of Wild Herbivores in South Africa. I: Warthogs (Phacochoerus aethiopicus)”. Zootaxa 2492 (1). Auckland, New Zealand:63–68. https://doi.org/10.11646/zootaxa.2492.1.4.