Family Phrynosomatidae

Callisaurus - Zebra-tailed lizards live in open desert with fairly hard-packed soil, scattered vegetation and scattered rocks, typically desert flats, washes and plains.

Cophosaurus - Greater earless lizards grow from 3-7 inches in length.

Holbrookia - Lesser earless lizards grow to approximately 2-2.

Petrosaurus - Genus Petrosaurus

Phrynosoma - Horned lizards are a genus of the Phrynosomatidae family of lizards.

Sceloporus - The spiny lizards are the genus Sceloporus in the family Phrynosomatidae.

Uma - UMA may refer to:

Urosaurus - The North American genus Urosaurus belongs to the New World Iguanian family Phrynosomatidae.

Uta - UTA can be:

Order : Squamata
Family : Phrynosomatidae