Esteva, Martha, Fernando A. Cervantes, Sara V. Brant, and Joseph A. Cook. “Molecular Phylogeny of Long-Tailed Shrews (genus Sorex) from México and Guatemala”. Zootaxa 2615, no. 1 (September 17, 2010): 47–65. Accessed April 3, 2025. https://mapress.com/zt/article/view/zootaxa.2615.1.3.