Sistrurus ravus

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iSistrurus ravus
Scientific classification
Kingdom: Animalia Phylum: Chordata Subphylum: Vertebrata Class: Reptilia Order: Squamata Suborder: Serpentes Family: Viperidae Subfamily: Crotalinae Genus: Sistrurus Species: S. ravus
Binomial name
Sistrurus ravus Cope, 1865

Sistrurus ravus is a venomous rattlesnake species, commonly known as the Mexican pigmy rattlesnake. It is found only in Mexico and includes two other subspecies besides the nomiotype, S. m. ravus, described here. This subspecies is also referred to as the central Mexican pigmy rattlesnake.

[edit] Subspecies

Subspecies	Authority	Common name	Geographic range
S. r. brunneus	Harris & Simmons, 1978	Oaxacan pigmy rattlesnake	Mexico (Oaxaca)
S. r. exiguus	Campbell & Armstrong, 1979	Guerreran pigmy rattlesnake	Mexico (Guerrero)
S. r. ravus	Cope, 1865	Central Mexican pigmy rattlesnake	Central Mexico

[edit] See also

• Rattlesnake
• List of rattlesnake species and subspecies
• Snakebite

[edit] External links

• EMBL Reptile Database - Family Viperidae
• Species Sistrurus ravus at the EMBL Reptile Database