Crotalus cerastes

Crotalus cerastes
Death Valley National Park
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Viperidae
Genus: Crotalus
Species:
C. cerastes
Binomial name
Crotalus cerastes
Hallowell, 1854
Synonyms
  • Crotalus cerastes
    Hallowell, 1854
  • C[audisona]. cerastes
    Cope, 1867
  • Caudisona (Aechmophrys) cerastes
    Coues in Wheeler, 1875
  • Aechmophrys cerastes
    — Coues in Wheeler, 1875
  • Crotalus cerastes
    Boulenger, 1896
  • Crotalus cerastes [cerastes]
    Klauber, 1944

Crotalus cerastes, also known commonly as the horned rattlesnake, the sidewinder, and the sidewinder rattlesnake, is a species of pit viper, a venomous snake in the subfamily Crotalinae of the family Viperidae. The species is native to desert regions of the Southwestern United States and adjacent northwestern Mexico. Three subspecies are recognized as being valid.