| Sonora | |
|---|---|
 | |
| Western ground snake (Sonora semiannulata) | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Order: | Squamata |
| Suborder: | Serpentes |
| Family: | Colubridae |
| Subfamily: | Colubrinae |
| Genus: | Sonora Baird & Girard, 1853 |
| Type species | |
| Sonora semiannulata | |
| Synonyms [1] | |
| |
Sonora is a genus of small harmless colubrid snakes commonly referred to as ground snakes, which are endemic to North America.
Species of the genus Sonora range through central and northern Mexico, and the southwestern United States.
They are sand dwellers. [2]
| Image | Scientific name | Common Name | Distribution |
|---|---|---|---|
 | Sonora aemula (Cope, 1879) | filetail ground snake | |
 | Sonora annulata (Baird, 1859) | Colorado Desert shovelnose snake | SE California, Arizona, Baja California |
 | Sonora cincta (Cope, 1861) | Arizona ground snake, banded burrowing snake, horse snake, red and black ground snake, Sonora ringed snake [1] | USA (S Arizona), Mexico (N Baja California Sur, W Sonora) |
 | Sonora episcopa (Kennicott, 1859) | ground snake | USA (Missouri, N Arkansas, Kansas, Oklahoma, Texas, SE Colorado, S/E New Mexico), Mexico (Coahuila) |
 | Sonora fasciata (Cope, 1892) | variable sand snake, banded sand snake | Mexico (Baja California) |
| Sonora michoacanensis (Dugès, 1884) | Michoacán ground snake | Mexico (Colima, Guerrero, Michoacan; Morelos, Puebla) | |
| Sonora mosaueri Stickel, 1938 | Mosauer's ground snake | Mexico (Baja California Sur) | |
| Sonora mutabilis Stickel, 1943 | Michoacán ground snake | Mexico (Jalisco, Nayarit, Aguascalientes, southern Zacatecas, S Sinaloa) | |
 | Sonora occipitalis (Hallowell, 1854) | western shovelnose snake | USA (SE California, S Nevada, SW Arizona), Mexico (Baja California Norte) |
| Sonora palarostris Klauber, 1937 | Sonoran shovelnose snake | USA (S Arizona), Mexico (Sonora) | |
| Sonora savagei Cliff, 1954 | Savage's sand snake [3] | Mexico (Baja California) | |
 | Sonora semiannulata Baird & Girard, 1853 | western ground snake | USA (W Texas, New Mexico, Arizona, Oklahoma, S Colorado, S Kansas, SW Missouri, SE Utah, California, Arkansas), Mexico (N Sonora, Chihuahua, Coahuila, Tamaulipas, NW Nuevo León, NE Durango) |
 | Sonora straminea (Cope, 1860) | variable sand snake | Mexico (S Baja California Sur, Sinaloa) |
| Sonora taylori (Boulenger, 1894) | Taylor's ground snake [3] | S Texas, adjacent Mexico | |
Nota bene : A binomial authority in parentheses indicates that the species was originally described in a genus other than Sonora.
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