Arizona Ridge-nosed Rattlesnake
Crotalus willardi willardi
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- C. w. willardi – Cochise Co, AZ – photo by Ben Stupavsky
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- C. w. willardi – Cochise Co, AZ – photo by Bill White
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- C. w. willardi – Cochise Co, AZ – photo by Bill White
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- C. w. willardi – Cochise Co, AZ – photo by Bill White
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- C. w. willardi – Cochise Co, AZ – photo by Diego Ortiz
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- C. w. willardi – Cochise Co, AZ – photo by Jeff Servoss AzPARC
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- C. w. willardi – Cochise Co, AZ – photo by Kris Haas
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- C. w. willardi – Cochise Co, AZ – photo by Kris Haas
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- C. w. willardi – Cochise Co, AZ – photo by Will Wells
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- C. w. willardi – Cochise Co, AZ – photo by York Morgan
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- C. w. willardi – Cochise Co, AZ – photo by York Morgan
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- C. w. willardi – Cochise Co, AZ – photo by York Morgan
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- C. w. willardi – Santa Cruz Co, AZ – photo by Kent VanSooy
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- C. w. willardi – Santa Cruz Co, AZ – photo by Laurie Abdo
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- C. w. willardi – Santa Cruz Co, AZ – photo by Steve Bledsoe
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- C. w. willardi – Map by Tom Lott, SWCHR
DISTRIBUTION: In our region, Crotalus w. willardi occurs only in the Santa Rita, Huachuca, Patagonia and Whetstone Mountains as well as in the Canelo Hills, all located in the southeastern corner of Arizona.
LEGAL STATUS: Crotalus w. willardi is protected as a Threatened Species in Arizona and is Arizona’s official state reptile.
MEANING OF SCIENTIFIC NAME: Crotalus willardi willardi (Meek 1905)
Genus: Crotalus, Greek – krotalon = a rattle ref. rattle on tail
Species/Subspecies: willardi, honors Frank C. Willard
Ref. Ellen Beltz 2006
Ref. E. Jaeger 1962