Lampropeltis mexicana

Leyte-Manrique, Adrian, Mata-Silva, Vicente, Báez-Montes, Óscar, Fucsko, Lydia Allison, DeSantis, Dominic L., García-Padilla, Elí, Rocha, Arturo, Johnson, Jerry D., Porras, Louis W. & Wilson, Larry David, 2022, The herpetofauna of Guanajuato, Mexico: composition, distribution, and conservation status, Amphibian & Reptile Conservation (e 321) 16 (2), pp. 133-180 : 166

Lampropeltis mexicana * (15)

Leptophis diplotropis * (14)

Pituophis deppei * (14)

Salvadora bairdi * (15)

Geophis petersi * (15)

Hypsiglena tanzeri * (15)

Adelophis copei * (15)

Thamnophis melanogaster * (15)

Thamnophis pulchrilatus * (15)

Thamnophis scalaris * (14)

Thamnophis scaliger * (15)

Crotalus aquilus * (16)

Crotalus polystictus * (16)

These 18 species include three anurans, two lizards, and 13 snakes. All of these species are country endemics and they have EVS values ranging from 14 to 17.

The Sierra Madre Oriental (rank two) contains 15 high vulnerability species: