Body depressed, with a more or less distinct fold on each side of the back; scales on the neck and sides small, smooth or very feebly keeled, uniform, those on the vertebral region enlarged, equal, roundish-hexagonal, imbricate, smooth or very feebly keeled; ventral scales smooth, a little smaller than the enlarged dorsals.

Limbs strong, with compressed digits; the scales on the upper surface large and strongly keeled; fourth finger slightly longer than third; fourth toe considerably longer than third, the extremity of the claw of the latter not reaching the base of the claw of the former; fifth toe extending beyond first.

Tail rounded, much depressed at the base, covered with moderate-sized strongly keeled scales arranged in rings; its length equals 2.5 to 3 times the distance from gular fold to vent.

Olive above, marbled with black, and generally with round light spots producing a network; sometimes the black spots forming a festooned band on each side of the vertebral line; the male's throat marbled with blackish.

[1] NE Afghanistan, N Pakistan, Kashmir, Nepal, China (Xinjiang), SE Turkmenistan, eastward through W Tajikistan to W Kyrgyzstan and E Uzbekistan.