Vilchis-Nestor, C.A., S. Machkour-M’Rabet, I.D.L.A. Barriga-Sosa, P. Winterton & Y. Hénaut. 2013. Morphological and color differences between island and mainland populations in the Mexican red rump tarantula, Brachypelma vagans. Journal of Insect Science 13:95.