Colorado Herpetological Society's

Guide to the Reptiles and Amphibians of Colorado

About this Guide

Naming Conflicts,
Documenting,
& References

INDEX OF SPECIES
By Common Name
By Scientific Name
Grouped By Family

Index of Counties
Map of Counties

IDENTIFICATION KEYS
Amphibians
Turtles
Lizards
Snakes

List of Subspecies

CHS Home Page

Documented Amphibians and Reptiles of

Rio Blanco County

Last Updated on January 20, 2000

Amphibians
Common Name	Scientific Name	Reference
Northern cricket frog	Acris crepitans
Tiger salamander	Ambystoma tigrinum	H
Western toad	Bufo boreas	H
Great Plains toad	Bufo cognatus
Green toad	Bufo debilis
Red-spotted toad	Bufo punctatus
Woodhouse's toad	Bufo woodhousii	H
Great Plains narrowmouth toad	Gastrophryne olivacea
Canyon treefrog	Hyla arenicolor
Western chorus frog	Pseudacris triseriata	H
Plains leopoard frog	Rana blairi
Bullfrog	Rana catesbeiana	TM1
Northern leopard frog	Rana pipiens	H
Wood frog	Rana sylvatica
Couch's spadefoot	Scaphiopus couchii
Plains spadefoot	Spea bombifrons
Great Basin spadefoot	Spea intermontana	H
New Mexico spadefoot	Spea multiplicata

Turtles
Common Name	Scientific Name	Reference
Spiny softshell	Apalone spinifera
Snapping turtle	Chelydra serpentina
Painted turtle	Chrysemys picta
Yellow mud turtle	Kinosternon flavescens
Ornate box turtle	Terrapene ornata	BR1,Note8

Lizards
Common Name	Scientific Name	Reference
Triploid Colorado checkered whiptail	Cnemidophorus neotesselatus
Six-lined racerunner	Cnemidophorus sexlineatus
Diploid Colorado checkered whiptail	Cnemidophorus tesselatus
Western whiptail	Cnemidophorus tigris	*
Plateau striped whiptail	Cnemidophorus velox	*
Collared lizard	Crotaphytus collaris	*
Variable skink	Eumeces gaigeae
Many-lined skink	Eumeces multivirgatus
Great Plains skink	Eumeces obsoletus
Longnose leopard lizard	Gambelia wislizenii	*
Lesser earless lizard	Holbrookia maculata
Texas horned lizard	Phrynosoma cornutum
Short-horned lizard	Phrynosoma hernandesi	H
Round-tail horned lizard	Phrynosoma modestum
Sagebrush lizard	Sceloporus graciosus	H
Desert spiny lizard	Sceloporus magister
Prairie lizard / Plateau lizard	Sceloporus undulatus	H
Tree lizard	Urosaurus ornatus	H
Side-blotched lizard	Uta stansburiana	H

Snakes
Common Name	Scientific Name	Reference
Glossy snake	Arizona elegans
Racer	Coluber constrictor	PSC1
Western rattlesnake	Crotalus viridis	H
Ringneck snake	Diadophis punctatus
Corn snake	Elaphe guttata	*
Western hognose snake	Heterodon nasicus
Night snake	Hypsiglena torquata
Common kingsnake	Lampropeltis getula
Milk snake	Lampropeltis triangulum	HMS17
Texas blind snake	Leptotyphlops dulcis
Smooth green snake	Liochlorophis vernalis	HMS2
Coachwhip	Masticophis flagellum
Striped whipsnake	Masticophis taeniatus	H
Northern water snake	Nerodia sipedon
Gopher snake	Pituophis catenifer	H
Longnose snake	Rhinocheilus lecontei
Massasauga	Sistrurus catenatus
Ground snake	Sonora semiannulata
Southwestern blackhead snake	Tantilla hobartsmithi	*
Plains blackhead snake	Tantilla nigriceps
Blackneck garter snake	Thamnophis cyrtopsis
Western terrestrial garter snake	Thamnophis elegans	H
Plains garter snake	Thamnophis radix
Common garter snake	Thamnophis sirtalis
Lined snake	Tropidoclonoin lineatum

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