van Velzen, Robin, Torben B. Larsen, and Freek T. Bakker. 2009. “A New Hidden Species of the Cymothoe caenis-Complex (Lepidoptera: Nymphalidae) from Western Africa”. Zootaxa 2197 (1). Auckland, New Zealand:53–63. https://doi.org/10.11646/zootaxa.2197.1.5.