Juvenile and Adult
- Cream-coloured stripe along top of back and each side of body, dark blotches may form checkered pattern between stripes
- Round pupils
- Scales keeled (ridge lengthwise on each scale)
- Usually 8 upper labials
- Side stripe usually on 2nd and 3rd scale rows
- Background colour: brown or grey
Total length: up to 100 cm
Range
- Widely distributed south of the Red Deer River, along the foothills and into the Peace River Valley