CLASS REPTILIA -- Lizards, Snakes and Turtles

CHELYDRIDAE - SNAPPING TURTLES
Chelydra serpentine - Common snapping turtle

KINDSTERNIDAE -- MUSK AND MUD TURTLES
Kinosternon flavescens - Yellow mud turtle

TESTUDINIDAE -- WATER TURTLES AND BOX TORTOISES
Terrapene ornata - Western box turtle
Chrysemys picta - Painted turtle
Pseudemys scripta - Elegant slider

TRIONYCHIDAE -- SOFTSHELLED TURTLES
Trionyx spiniferus - Spiny softshell

IGUANIDAE -- IGUANIDS
Crotaphytus collaris - Collared lizard   State of Oklahoma's lizard
Holbrookia maculata - Northern earless lizard
Scelopacus undulatus - Northern prairie lizard
Phrynosoma cornutum - Texas horned lizard

TEIIDAE -- WHIPTAILS
Cnemidophorus sexlineatus - Six-lined racerunner

SCINCIDAE -- SKINKS
Eumeces obsoletus - Great Plains skink

(*) = snakes known from Texas Co.

LEPTOTYPHLOPLIDAE
* Leptotyphlops dulcis - New Mexico blind snake

COLUBRIDAE
* Natrix erythrogaster - Blotched water snake
* Diadophis puntatus - Prairie ring-necked snake
* Heterodon platyrhinos - Common hog-nose snake
* Heterodon nasicus - Plains hog-nose snake
* Coluber constrictor - Eastern Yellow-bellied racer
* Masticophis flagellum - Western coachwhip
* Pituophis melanoleucus - Bull snake
Lampropeltis calligaster - Blotched king snake
* Lampropeltis triangulum - Speckled king snake
* Rhinocheilus lecontei - Texas long-nosed snake
* Sonora episcopa - Great plains ground snake
* Tantilla nigriceps - Plains black-headed snake
Hypsigiena torquata - Spotted night snake
Thamnophis marcianus - Checkered garter snake
* Thamnophis radix - Plains garter snake
* Thamnophis proximus - Western ribbon snake

VIPERIDAE
* Crotalus viridus - Prairie rattlesnake