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Crotalus oreganus caliginis

Subspecies of snake

Subspecies of snake

Klauber, 1949

  • Crotalus oreganus caliginis – Ashton & de Queiroz, 2001

:Common names: Coronado Island rattlesnake.

Crotalus oreganus caliginis is a venomous pit viper subspecies endemic to South Coronado Island, Mexico.

Description

Adults grow to a maximum size of 68.3 cm.

Geographic range

Known only from the type locality, given as "South Coronado Island, off the northwest coast of Baja California, Mexico."

Conservation status

This species is classified as least concern on the IUCN Red List of Threatened Species (v3.1, 2001). Species are listed as such due to their wide distribution, presumed large population, or because it is unlikely to be declining fast enough to qualify for listing in a more threatened category. The population trend was stable when assessed in 2007.

References

References

  1. 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. Ashton KG, de Queiroz A. 2001. Molecular systematics of the western rattlesnake, ''Crotalus viridis'' (Viperidae), with comments on the utility of the d-loop in phylogenetic studies of snakes. Molecular Phylogenetics and Evolution, Vol. 21, No.2, pp. 176-189. [http://www.cnah.org/pdf_files/30.pdf PDF] {{Webarchive. link. (2007-09-29 at [http://www.cnah.org/ CNAH]. Accessed 3 September 2008.)
  3. Klauber LM. 1997. Rattlesnakes: Their Habitats, Life Histories, and Influence on Mankind. Second Edition. 2 volumes. Reprint, University of California Press, Berkeley. {{ISBN. 0-520-21056-5.
  4. {{ITIS
  5. {{Redlist species. (13 September). (2007)
  6. {{Redlist CC2001. (13 September). (2007)
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