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Southeast Colorado Reptile List
The reptiles listed here are most likely to be found in the canyons,
prairies or along the waterways, but some lizards have been spotted in
parking lots and near swimming pools. For a printable list
click here. Legend:
X (Not known to occur),
U (Uncommon),
C (Common),
R (Rare),
K (Known)
| Common Name |
Scientific Name |
Baca |
Bent |
Crowley |
Kiowa |
Otero |
Prowers |
| Blackneck
Garter Snake |
Thamnophis cyrtopsis |
R |
R |
K |
K |
R |
K |
| Coachwhip |
Masticophis flagellum |
U |
U |
U |
U |
U |
U |
| Collared Lizard |
Crotaphytus collaris |
C |
C |
K |
K |
C |
U |
| Common Kingsnake |
Lampropeltis getula |
K |
R |
K |
K |
R |
K |
| Diploid Checkered Whiptail |
Cnemidophorus tesselatus |
K |
K |
K |
K |
K |
K |
| Fence Lizard |
Sceloporus undulatus |
C |
C |
K |
K |
C |
C |
| Glossy Snake |
Arizona elegans |
R |
R |
R |
R |
U |
R |
| Gopher Snake |
Pituophis catenifer |
U |
U |
U |
U |
U |
U |
| Great Plains Skink |
Eumeces obsoletus |
C |
C |
K |
R |
U |
U |
| Ground Snake |
Sonora semiannulata |
R |
R |
K |
K |
U |
X |
| Lesser Earless Lizard |
Holbrookia maculata |
C |
C |
C |
C |
C |
C |
| Lined Snake |
Tropidoclonion lineatum |
U |
U |
K |
K |
U |
K |
| Longnose Snake |
Rhinocheilus lecontei |
R |
R |
X |
R |
R |
R |
| Many-lined Skink |
Eumeces multivirgatus |
K |
K |
K |
R |
K |
K |
| Massasauga |
Sistrurus catenatus |
R |
R |
R |
U |
R |
R |
| Midget Faded Rattlesnake |
Crotalus viridis concolor |
U |
U |
U |
U |
C |
U |
| Milk Snake |
Lampropeltis triangulum |
R |
R |
U |
R |
R |
R |
| Night Snake |
Hypsiglena torquata |
R |
R |
K |
K |
R |
K |
| Northern Water Snake |
Nerodia sipedon |
K |
U |
K |
K |
U |
U |
| Ornate Box Turtle |
Terrapene ornata |
C |
C |
R |
C |
C |
C |
| Painted Turtle |
Chrysemys picta |
C |
U |
U |
K |
K |
U |
| Plains Black-headed Snake |
Tantilla nigriceps |
U |
R |
R |
R |
R |
R |
| Plains Garter Snake |
Thamnophis radix |
C |
C |
C |
C |
C |
C |
| Racer |
Coluber constrictor |
U |
U |
U |
U |
U |
U |
| Rat Snake |
Elaphe guttata |
U |
R |
K |
K |
R |
R |
| Ringneck Snake |
Diadophis punctatus |
U |
R |
K |
X |
R |
K |
| Short-horned Lizard |
Phrynosoma hernandesi |
K |
K |
R |
R |
R |
X |
| Six-lined Racerunner |
Cnemidophorus sexlineatus |
U |
C |
U |
C |
C |
U |
| Snapping Turtle |
Chelydra serpentina |
R |
U |
C |
R |
C |
K |
| Spiny Softshell |
Apalone spinifera |
U |
C |
K |
R |
C |
K |
| Texas Blind Snake |
Leptotyphlops dulcis |
R |
K |
X |
X |
K |
X |
| Texas Horned Lizard |
Phrynosoma cornutum |
K |
K |
K |
K |
K |
K |
| Triploid Checkered Whiptail |
Cnemidophorus neotesselatus |
X |
K |
X |
X |
K |
X |
| Variable Skink |
Eumeces gaigeae |
K |
K |
K |
R |
K |
K |
| Western Hognose Snake |
Heterodon nasicus |
U |
U |
U |
U |
U |
U |
| Western Rattlesnake |
Crotalus viridis |
U |
U |
U |
U |
C |
U |
| Western Terrestrial Garter Snake |
Thamnophis elegans |
U |
U |
K |
K |
U |
R |
| Yellow Mud Turtle |
Kinosternon flavescens |
C |
R |
X |
K |
K |
K |
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