Mendelson, Joseph R. Iii, Chase. T. Kinsey, and James. B. Murphy. 2015. “A Review of the Biology and Literature of the Gulf Coast Toad (Incilius nebulifer), Native to Mexico and the United States”. Zootaxa 3974 (4). Auckland, New Zealand:517–537. https://doi.org/10.11646/zootaxa.3974.4.4.