Scientific name: Callisaurus draconoides

Common name: Zebra-Tailed Lizard

Size: 2.5-4 in (6.2-10 cm)

Distinguishing characters: A long legged species with a flat tail; dark bands on underside of white tail and black belly markings at or anterior to midpoint of body; granular dorsal scales; gular fold; diagonal furrows separating upperlabials; grey dorsum with dusky markings, yellow on sides; light venter with pinkish or orange spot on throat.

Juveniles: Similar to adults.

Dimorphism: Male has enlarged postanal scales and more prominent belly markings.

Similar species: Phrynosoma coronatum: Only other lizard with flat tail, but has spines on head and body. Uta stansburiana: Lacks the dark bars under tail, and has blue-black side blotch.

Additional notes: Very uncommon in study area but common to east in the deserts; known only from washes. Quick runner, and will raise and wave tail when confronted and ready to escape.

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