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Ornate Tree Lizard
Urosaurus ornatus
10,568 observations
Common Side-blotched Lizard
Uta stansburiana
10,053 observations
Western Diamond-backed Rattlesnake
Crotalus atrox
10,047 observations
Desert Spiny Lizard
Sceloporus magister
8,969 observations
Gopher Snake
Pituophis catenifer
5,348 observations
Yarrow's Spiny Lizard
Sceloporus jarrovii
5,226 observations
Zebra-tailed Lizard
Callisaurus draconoides
4,476 observations
Western Whiptail
Aspidoscelis tigris
4,368 observations
Plateau Fence Lizard
Sceloporus tristichus
4,068 observations
Greater Short-horned Lizard
Phrynosoma hernandesi
3,921 observations
Clark's Spiny Lizard
Sceloporus clarkii
3,639 observations
Western Black-tailed Rattlesnake
Crotalus molossus
2,864 observations
Greater Earless Lizard
Cophosaurus texanus
2,863 observations
Pond Slider
Trachemys scripta
2,791 observations
Sonoran Spotted Whiptail
Aspidoscelis sonorae
2,530 observations
Gila Monster
Heloderma suspectum
2,503 observations
Western Banded Gecko
Coleonyx variegatus
2,435 observations
Regal Horned Lizard
Phrynosoma solare
2,254 observations
Mojave Rattlesnake
Crotalus scutulatus
2,173 observations
Long-nosed Snake
Rhinocheilus lecontei
1,815 observations
Common Chuckwalla
Sauromalus ater
1,772 observations
Mediterranean House Gecko
Hemidactylus turcicus
1,743 observations
Sonoran Desert Tortoise
Gopherus morafkai
1,615 observations
Common Coachwhip
Masticophis flagellum
1,550 observations
Eastern Collared Lizard
Crotaphytus collaris
1,395 observations
California King Snake
Lampropeltis californiae
1,356 observations
Invasive
San Esteban Island × Sonoran Spiny-tailed Iguana
Ctenosaura conspicuosa × macrolopha
1,269 observations
Elegant Earless Lizard
Holbrookia elegans
1,227 observations
Madrean Alligator Lizard
Elgaria kingii
1,197 observations
Sidewinder
Crotalus cerastes
1,188 observations
Black-necked Garter Snake
Thamnophis cyrtopsis
1,133 observations
Desert Nightsnake
Hypsiglena chlorophaea
999 observations
Western Terrestrial Garter Snake
Thamnophis elegans
997 observations
Desert Iguana
Dipsosaurus dorsalis
967 observations
Striped Plateau Lizard
Sceloporus virgatus
935 observations
Sonoran Mud Turtle
Kinosternon sonoriense
935 observations
Desert Grassland Whiptail
Aspidoscelis uniparens
918 observations
Tiger Rattlesnake
Crotalus tigris
904 observations
Southwestern Fence Lizard
Sceloporus cowlesi
902 observations
Sonoran Whipsnake
Masticophis bilineatus
899 observations
Western Patch-nosed Snake
Salvadora hexalepis
841 observations
Ornate Box Turtle
Terrapene ornata
840 observations
Desert Kingsnake
Lampropeltis splendida
783 observations
Arizona Black Rattlesnake
Crotalus cerberus
702 observations
Southwestern Speckled Rattlesnake
Crotalus pyrrhus
698 observations
Rock Rattlesnake
Crotalus lepidus
695 observations
Plateau Striped Whiptail
Aspidoscelis velox
630 observations
Ground Snake
Sonora semiannulata
578 observations
Sonoran Lyre Snake
Trimorphodon lambda
561 observations
Sonoran Coralsnake
Micruroides euryxanthus
549 observations
Frequently Asked Questions
- The 10 most common reptiles in Arizona are:
- Ornate Tree Lizard (Urosaurus ornatus)
- Common Side-blotched Lizard (Uta stansburiana)
- Western Diamond-backed Rattlesnake (Crotalus atrox)
- Desert Spiny Lizard (Sceloporus magister)
- Gopher Snake (Pituophis catenifer)
- Yarrow's Spiny Lizard (Sceloporus jarrovii)
- Zebra-tailed Lizard (Callisaurus draconoides)
- Western Whiptail (Aspidoscelis tigris)
- Plateau Fence Lizard (Sceloporus tristichus)
- Greater Short-horned Lizard (Phrynosoma hernandesi)
- The most observed reptile in Arizona is Ornate Tree Lizard (Urosaurus ornatus), with 10,568 recorded observations.
- Some of the most commonly observed invasive reptiles in Arizona include:
- San Esteban Island × Sonoran Spiny-tailed Iguana (Ctenosaura conspicuosa × macrolopha)
- Some of the most commonly observed native reptiles in Arizona include:
- Yarrow's Spiny Lizard (Sceloporus jarrovii)
- Sonoran Spotted Whiptail (Aspidoscelis sonorae)
- Regal Horned Lizard (Phrynosoma solare)
- Madrean Alligator Lizard (Elgaria kingii)
- Striped Plateau Lizard (Sceloporus virgatus)