Souza, J. A. D., A. D. D. Medeiros, D. R. Dolibaina, and S. M. Kerpel. “A New Species of Vehilius Godman, 1900 (Lepidoptera, Hesperiidae, Hesperiinae) Endemic to the Caatinga, Northeastern Brazil: Taxonomy, Biology and Behavior”. Zootaxa, vol. 5360, no. 2, Oct. 2023, pp. 239-54, doi:10.11646/zootaxa.5360.2.4.