Holbrookia approximans

Gatica-Colima, Ana B., Porras, Louis W., Mata-Silva, Vicente, DeSantis, Dominic L., Johnson, Arturo Rocha Jerry D. & Wilson, Larry David, 2024, The herpetofauna of Chihuahua, Mexico: composition, distribution, and conservation status, Amphibian & Reptile Conservation (e 336) 18 (1), pp. 107-186 : 165

Holbrookia approximans * (14) Incilius mccoyi * (14)

Isthmura sierraoccidentalis * (17)

Kinosternon sonoriense (14)

Opheodrys vernalis (14)

Plestiodon multilineatus ** (16)

Plestiodon multivirgatus (14)

Plestiodon parviauriculatus * (15)

Salvadora bairdi * (15)

Salvadora deserticola (14)

Sceloporus lemosespinali * (16)

Sceloporus virgatus (15)

Thamnophis elegans (14)

Thamnophis errans * (16)

Thamnophis melanogaster * (15)

Thamnophis sirtalis (14)

Thamnophis unilabialis * (16)

These 26 species include two anurans, three salamanders, 11 lizards, nine snakes, and one turtle. Fourteen (53.8%) of these species are country endemics and one (3.8%) is a state endemic. Their EVS values range from 14 to 17.

Twelve endemic species inhabit the Sierras y Llanuras de Durango, including three anurans, two salamanders, five lizards, and two snakes. This region also harbors the following 12 high EVS species: