Nevada Zebratail Lizard - Callisaurus draconoides myurus
Mojave Zebratail Lizard - Callisaurus draconoides rhodostictus
Arizona Zebratail Lizard - Callisaurus draconoides ventralis
Texas Earless Lizard - Cophosaurus texanus texanus
Southwestern Earless Lizard - Cophosaurus texanus scitulus
Canyon Earless Lizard - Holbrookia elegans
Plateau Earless Lizard - Holbrookia lacerata lacerata
Southern Earless Lizard - Holbrookia lacerata subcaudalis
Northern Earless Lizard - Holbrookia maculata maculata
Bunker's Earless Lizard - Holbrookia maculata bunkeri
Speckled Earless Lizard - Holbrookia maculata campi
Striped Earless Lizard - Holbrookia maculata flavilenta
Eastern Earless Lizard - Holbrookia maculata perspicua
Huachuca Earless Lizard - Holbrookia maculata pulchra
Bleached Earless Lizard - Holbrookia maculata ruthveni
Northern Keeled Earless Lizard - Holbrookia propinqua
Banded Rock Lizard - Petrosaurus mearnsi
Texas Horned Lizard - Phrynosoma cornutum
Coast Horned Lizard - Phrynosoma coronatum
Northwestern Short-horned Lizard - Phrynosoma douglasii
Mountain Short-horned Lizard - Phrynosoma hernandesi hernandesi
Flat-tail Horned Lizard - Phrynosoma mcallii
Round-tailed Horned Lizard - Phrynosoma modestum
Northern Desert Horned Lizard - Phrynosoma platyrhinos platyrhinos
Southern Desert Horned Lizard - Phrynosoma platyrhinos calidiarum
Sonoran Horned Lizard - Phrynosoma platyrhinos goodei
Regal Horned Lizard - Phrynosoma solare
Dunes Sagebrush Lizard - Sceloporus arenicolus
Island Fence Lizard - Sceloporus becki
Sonoran Spiny Lizard - Sceloporus clarkii clarkii
Plateau Spiny Lizard - Sceloporus clarkii vallaris
Prairie Lizard - Sceloporus consobrinus
Southern Plateau Lizard - Sceloporus cowlesi
Blue Spiny Lizard - Sceloporus cyanogenys
Northern Sagebrush Lizard - Sceloporus graciosus graciosus
Western Sagebrush Lizard - Sceloporus graciosus gracilis
Northern Mesquite Lizard - Sceloporus grammicus microlepidotus
Yarrow's Spiny Lizard - Sceloporus jarrovii
Purple-backed Spiny Lizard - Sceloporus magister magister
Orange-backed Spiny Lizard - Sceloporus magister cephaloflavus
Merriam's Canyon Lizard - Sceloporus merriami merriami
Big Bend Canyon Lizard - Sceloporus merriami annulatus
Presidio Canyon Lizard - Sceloporus merriami longipunctatus
Northwestern Fence Lizard - Sceloporus occidentalis occidentalis
San Joaquin Fence Lizard - Sceloporus occidentalis biseriatus
Coast Range Fence Lizard - Sceloporus occidentalis bocourtii
Great Basin Fence Lizard - Sceloporus occidentalis longipes
Sierra Fence Lizard - Sceloporus occidentalis taylori
Texas Spiny Lizard - Sceloporus olivaceus
Granite Spiny Lizard - Sceloporus orcutti
New Mexico Spiny Lizard - Sceloporus poinsettii poinsettii
Texas Crevice Spiny Lizard - Sceloporus poinsettii axtelli
Bunch Grass Lizard - Sceloporus slevini
Northern Plateau Lizard - Sceloporus tristichus
Yellow-backed Spiny Lizard - Sceloporus uniformis
Southern Sagebrush Lizard - Sceloporus vandenburgians
Rosebelly Lizard - Sceloporus variabilis marmoratus
Striped Plateau Lizard - Sceloporus virgatus
Coachella Valley Fringe-toed Lizard - Uma inornata
Colorado Desert Fringe-toed Lizard - Uma notata
Sonoran Fringe-toed Lizard - Uma rufopunctata
Mojave Fringe-toed Lizard - Uma scoparia
Brush Lizard - Unosaurus graciosus
Blacktail Brush Lizard - Unosaurus nigricaudus
Tree Lizard - Unosaurus ornatus
Northern Side-blotched Lizard - Uta stansburiana stansburiana
California Side-blotched Lizard - Uta stansburiana elegans
Nevada Side-blotched Lizard - Uta stansburiana nevadensis
Desert Side-blotched Lizard - Uta stansburiana steinegeri
Colorado Side-blotched Lizard - Uta stansburiana uniformis