Back كروتالوس ويلاردى ARZ Вилардова гърмяща змия Bulgarian Crotalus willardi CEB Kantenkopf-Klapperschlange German Crotalus willardi Spanish Crotalus willardi Basque Crotalus willardi French Tarajosorrú csörgőkígyó Hungarian Naakaii Bikéyahdę́ę́ʼ dziłtah tłʼiish áníní NV Grzechotnik graniopyski Polish

Crotalus willardi

Crotalus willardi
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Viperidae
Genus: Crotalus
Species:
C. willardi
Binomial name
Crotalus willardi
Meek, 1905
Synonyms[2][3]
  • Crotalus willardi
    Meek, 1905
  • Crotalus willardi willardi
    — Klauber, 1949
Common names: ridge-nosed rattlesnake, Willard's rattlesnake, Willard's rattler[4]

Crotalus willardi is a venomous pit viper species found in the southwestern United States and Mexico. This snake is found mainly in the "sky island" region.[5] The IUCN reports this snake's conservation status as being of Least Concern.[1] It is the official state reptile of Arizona.[6]

  1. ^ a b Hammerson, G.A.; Vazquez Díaz, J.; Quintero Díaz, G.E. (2007). "Crotalus willardi". IUCN Red List of Threatened Species. 2007: e.T62253A12584209. doi:10.2305/IUCN.UK.2007.RLTS.T62253A12584209.en. Retrieved 19 November 2021.
  2. ^ McDiarmid RW, Campbell JA, Touré T (1999). Snake Species of the World: A Taxonomic and Geographic Reference, Volume 1. Washington, District of Columbia: Herpetologists' League. 511 pp. ISBN 1-893777-00-6 (series). ISBN 1-893777-01-4 (volume).
  3. ^ "Crotalus willardi ". The Reptile Database. www.reptile-database.org.
  4. ^ Wright AH, Wright AA (1957). Handbook of Snakes of the United States and Canada. Ithaca and London: Comstock Publishing Associates. 1,105 pp. (in 2 volumes). (7th printing, 1985, ISBN 0-8014-0463-0). (Crotalus willardi, pp. 1034-1037, Figures 294-295 + Map 67 on p. 951).
  5. ^ Brennan, Thomas (2008). "RIDGE-NOSED RATTLESNAKE Crotalus willardi". Retrieved 16 May 2019. http://www.reptilesofaz.org/Snakes-Subpages/h-c-willardi.html Archived 2016-08-11 at the Wayback Machine
  6. ^ Arizona Rattlesnakes: Rattlesnake Facts, Arizona Game and Fish Department, retrieved 2019-05-16

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