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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
(A) Distribution of C. tancitarensis (International Union for Conservation of Nature 2007. Crotalus tancitarensis. Attribution-Share Alike Creative Commons License). (B) Adult female C. tancitarensis; photo by SPM.