Salvadora (snake)

Salvadora is a genus of colubrid snakes commonly called patchnose snakes or patch-nosed snakes, which are endemic to the western United States and Mexico. They are characterized by having a distinctive scale on the tip of the snout.

Species and subspecies
The following species and subspecies are recognized as being valid.


 * Salvadora bairdi Jan, 1860 – Baird's patchnose snake
 * Salvadora deserticola Schmidt, 1940 – Big Bend patchnose snake
 * Salvadora grahamiae Baird & Girard, 1853 – mountain patchnose snake
 * Salvadora gymnorhachis Hernández-Jiménez, Flores-Villela & Campbell, 2019
 * Salvadora hexalepis (Cope, 1866) – western patchnose snake
 * Salvadora hexalepis hexalepis (Cope, 1866) – desert patchnose snake
 * Salvadora hexalepis klauberi Bogert, 1945 – Baja California patchnose snake
 * Salvadora hexalepis mojavensis Bogert, 1945 – Mojave patchnose snake
 * Salvadora hexalepis virgultea Bogert, 1935 – coast patchnose snake
 * Salvadora intermedia Hartweg, 1940 – Oaxacan patchnose snake
 * Salvadora lemniscata (Cope, 1895) – Pacific patchnose snake
 * Salvadora lineata Schmidt, 1940 – Texas patchnose snake
 * Salvadora mexicana (A.M.C. Duméril, Bibron & A.H.A. Duméril, 1854) – Mexican patchnose snake