1. Laboratory of Biological Collections and Molecular Systematics, Academic Unit of Biological Sciences, Autonomous University of Zacatecas, Zacatecas, Mexico;
2. Master's Degree in Biological Sciences, Academic Unit of Biological Sciences, Autonomous University of Zacatecas, Zacatecas, Mexico;
3. Museum of Zoology Alfonso L. Herrera. School of Sciences, National Autonomous University of Mexico, Mexico City