New Mexico Ridge-nosed Rattlesnake
Crotalus willardi obscurus
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- C. w. obscurus – Hidalgo Co, NM – photo by Jim Rorabaugh AzPARC
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- C. w. obscurus – Hidalgo Co, NM – photo by Maria Covell
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- C. w. obscurus – Hidalgo Co, NM – photo by Maria Covell
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- C. w. obscurus – Hidalgo Co, NM – photo by Scott Trageser
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- C. w. obscurus – Hidalgo Co, NM – photo by Scott Trageser
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- C. w. obscurus – Hidalgo Co, NM – photo by Will Wells
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- C. w. obscurus – Map by Tom Lott, SWCH
DISTRIBUTION: In our region, Crotalus w. obscurus occurs only from Hidalgo County in Southwestern New Mexico and from the Peloncillo Mountains of Cochise County in the southeastern corner of Arizona.
LEGAL STATUS: Crotalus w. obscurus is protected as a Threatened Species by Federal law and is also listed as an Endangered Species by the State of New Mexico. It is also protected by the State of Arizona.