J. C. Murphy, H. K. Voris, and D. R. Karns, “The dog-faced water snakes, a revision of the genus Cerberus Cuvier, (Squamata, Serpentes, Homalopsidae), with the description of a new species”, Zootaxa, vol. 3484, no. 1, pp. 1–34, Sep. 2012.