Chagas Junior, A., and R. M. Shelley. “The Centipede Genus Newportia Gervais, 1847, in Mexico: Description of a New Troglomorphic Species; Redescription of N. sabina Chamberlin, 1942; Revival of N. Azteca Humbert & Saussure, 1869; And a Summary of the Fauna (Scolopendromorpha: Scolopocryptopidae: Newportiinae)”. Zootaxa, vol. 379, no. 1, Dec. 2003, pp. 1–20, doi:10.11646/zootaxa.379.1.1.