Family Colubridae
- Description:
- Adults 12" to 42" in length. Color olive brown to olive gray; yellow to orange stripe on back, whitish stripes on sides; large black blotches on neck. Moderately slender body; keeled scales. Single anal plate.
- Elevation Range:
- Below 6000' in southeastern Colorado; to 6500' in western Colorado.
- Subspecies in Colorado:
- Thamnophis cyrtopsis cyrtopsis
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Photo from Hammerson, 1986.
Used with permission.
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