List of reptiles of Colorado

This is a list of individual, wild species of lizards, snakes, and turtles currently extant in the U.S. State of Colorado

Lizards

Family	Species	Common Name
Crotaphytidae	Crotaphytus collaris	Common collared lizard
Crotaphytidae	Gambelia wislizenii	Long-nosed leopard lizard
Phrynosomatidae	Holbrookia maculata	Lesser earless lizard
Phrynosomatidae	Phrynosoma cornutum	Texas horned lizard
Phrynosomatidae	Phrynosoma hernandesi	Greater short-horned lizard
Phrynosomatidae	Phrynosoma modestum	Roundtail horned lizard
Phrynosomatidae	Sceloporus graciosus	Sagebrush lizard
Phrynosomatidae	Sceloporus magister	Desert spiny lizard
Phrynosomatidae	Sceloporus undulatus	Eastern fence lizard
Phrynosomatidae	Urosaurus ornatus	Ornate tree lizard
Phrynosomatidae	Uta stansburiana	Common side-blotched lizard
Scincidae	Plestiodon obsoletus	Great Plains skink
Scincidae	Plestiodon multivirgatus epipleurotus ^§	Variable skink
Scincidae	Plestiodon multivirgatus multivirgatus ^§	Many-lined skink
Teiidae	Aspidoscelis neotesselata *	Colorado checkered whiptail
Teiidae	Aspidoscelis sexlineata	Six-lined racerunner
Teiidae	Aspidoscelis tesselata	Common checkered whiptail
Teiidae	Aspidoscelis tigris	Western whiptail
Teiidae	Aspidoscelis velox *	Plateau striped whiptail

^§Article exists for this species, but not the subspecies.

*Article exists for this genus, but not the individual species.

Family	Species	Common Name
Colubridae	Pantherophis emoryi	Great Plains Rat Snake
Colubridae	Arizona elegans	Glossy snake
Colubridae	Coluber constrictor mormon ^§	Western yellow-bellied racer
Colubridae	Diadophis punctatus	Ring-necked snake
Colubridae	Heterodon nasicus	Western hognose snake
Colubridae	Hypsiglena torquata	Night snake
Colubridae	Lampropeltis getula	Common kingsnake
Colubridae	Lampropeltis triangulum	Milk snake
Colubridae	Opheodrys vernalis	Smooth green snake
Colubridae	Masticophis flagellum	Coachwhip
Colubridae	Masticophis taeniatus	Striped whipsnake
Colubridae	Nerodia sipedon	Northern water snake
Colubridae	Pituophis catenifer deserticola	Great Basin Gopher snake
Colubridae	Pituophis catenifer sayi	Bullsnake
Colubridae	Rhinocheilus lecontei	Long-nosed snake
Colubridae	Sonora semiannulata	Western Ground snake
Colubridae	Tantilla hobartsmithi	Southwestern blackhead snake
Colubridae	Tantilla nigriceps *	Plains blackhead snake
Colubridae	Thamnophis cyrtopsis	Blackneck garter snake
Colubridae	Thamnophis elegans	Western terrestrial Garter snake
Colubridae	Thamnophis proximus	Western ribbon Snake
Colubridae	Thamnophis radix	Plains garter snake
Colubridae	Thamnophis sirtalis	Common garter snake
Colubridae	Tropidoclonion lineatum ^§	Lined snake
Leptotyphlopidae	Leptotyphlops dulcis	Texas blind snake
Viperidae	Crotalus oreganus concolor	Midget Faded rattlesnake
Viperidae	Crotalus viridis	Prairie Rattlesnake
Viperidae	Sistrurus catenatus	Massasauga

^§Article exists for this species, but not the subspecies.

*Article exists for this genus, but not the individual species.