Crotalus cerastes laterorepens

Crotalus cerastes laterorepens
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Subphylum: Vertebrata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Viperidae
Subfamily: Crotalinae
Genus: Crotalus
Species: C. cerastes
Subspecies: C. c. laterorepens
Trinomial name
Crotalus cerastes laterorepens
Klauber, 1944
Synonyms
  • Crotalus cerastes laterorepens - Klauber, 1944[1]
Common names: Colorado Desert sidewinder.[2]

Crotalus cerastes laterorepens is a venomous pitviper subspecies[3] found in an area that centers around the Colorado Desert in the southwestern United States and northwestern Mexico.

Contents

Description

This form has the following distinguishing characteristics: the proximal rattle-matrix lobe is black in adult specimens, the ventral scales number 137-151/135-154 in males/females, the subcaudals number 19-26/14-21 in males/females, and there are usually 23 rows of midbody dorsal scales.[4]

Geographic range

Found in the desert areas in the United States from central and eastern Riverside County, California, to Pinal County, Arizona, south to northwestern Sonora in Mexico, and northwest to northeastern Baja California. From the Colorado River to the desert foothills at elevations between 152 and 610 m.[2] The type locality given is "The Narrows, San Diego County, California" (USA).[1]

Campbell and Lamar (2004) describe its range as the desert regions of southeastern California, southwestern Arizona, as well as the western panhandle region of the Sonoran Desert.[4]

See also

References

  1. ^ a b McDiarmid RW, Campbell JA, Touré T. 1999. Snake Species of the World: A Taxonomic and Geographic Reference, vol. 1. Herpetologists' League. 511 pp. ISBN 1-893777-00-6 (series). ISBN 1-893777-01-4 (volume).
  2. ^ a b Wright AH, Wright AA. 1957. Handbook of Snakes. Comstock Publishing Associates. (7th printing, 1985). 1105 pp. ISBN 0-8014-0463-0.
  3. ^ "Crotalus cerastes laterorepens". Integrated Taxonomic Information System. http://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=209519. Retrieved 1 August 2007. 
  4. ^ a b Campbell JA, Lamar WW. 2004. The Venomous Reptiles of the Western Hemisphere. Comstock Publishing Associates, Ithaca and London. 870 pp. 1500 plates. ISBN 0-8014-4141-2.

External links