Santa Catalina rattlesnake Crotalus catalinensis Location: San Diego Zoo, San Diego, CA Year: 2002 Merckslides catalogue number: 04-14669 Comments: The only rattleless rattlesnake.

Santa Catalina rattlesnake Crotalus catalinensis Location: Arizona Sonoran Desert Museum, near Tucson, AZ Year: 2016 Merckdigitals catalogue number: 04-_0229 Comments:

Santa Catalina rattlesnake Crotalus catalinensis Location: Arizona Sonoran Desert Museum, near Tucson, AZ Year: 2016 Merckdigitals catalogue number: 04-_0230 Comments:

Santa Catalina rattlesnake Crotalus catalinensis (detail of above) Location: Arizona Sonoran Desert Museum, near Tucson, AZ Year: 2016 Merckdigitals catalogue number: 04-_0230 Comments:

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