Appendix 1

Species of reptiles and amphibians recorded in the Janos-Casas Grandes region, Chihuahua, Mexico. HABITAT: G, grassland; S, scrubland; R, riparian. ABUNDANCE: R: rare; C: common; A, abundant. CONSERVATION (NOM 059, SEMARNAT, 2003): T =threatened; Pr = Under special protection. Taxonomy follows those of Flores Villela (1993); Flores Villela y Canseco Márquez, (2004), Frost (2007), and Liner (2007).