P. A. Lavin-Murcio and J. R. Dixon, “A new species of coral snake (Serpentes, Elapidae) from the Sierra de Tamaulipas, Mexico”, Phyllomedusa, vol. 3, no. 1, pp. 3–7, Jun. 2004, doi: 10.11606/issn.2316-9079.v3i1p3-7.