TABLE OF CONTENTS 



ABSTRACT iii 



ACKNOWXEDGMENTS vi 



INTRODUCTION 1 



METHODS AND MATERIALS 2 



RESULTS AND DISCUSSION 4 



Species known to be present on the Sioux District of the Custer National Forest 6 



Tiger Salamander (Ambystoma tigrinum) 6 



Great Plains Toad (Bufo cognatus) 8 



Woodhouse's Toad {Bufo woodhousn) 10 



Western Chorus Frog (Pseudacris triseriata) 12 



Plains Spadefoot (Scaphiopus [=Spea] bombifrons) 14 



Bullfrog (Rana catesbeiand) 16 



Northern Leopard Frog {Rana pipiens) 18 



Painted Turtle {Chrysemys picta) 20 



Sagebrush Lizard {Sceloporus graciosus) 22 



Racer {Coluber constrictor 24 



Gopher Snake {Pituophis catenifer [=melanoleucusJ) 26 



Plains Garter Snake {Thamnophis radix) 28 



Western Rattlesnake {Crotalus viridis) 30 



Species Potentially Present on the Custer National Forest 32 



Snapping Turtle {Chelydra serpentina) 32 



Short-homed Lizard {Phrynosoma douglasi) 34 



Western Hognose Snake {Heterodon nasicus) 36 



Western Terrestrial Garter Snake {Thamnophis elegans) 38 



Common Garter Snake {Thamnophis sirtalis) 40 



Montana Units Information 41 



Chalk Buttes 41 



Ekalaka Hills 41 



Long Pines 41 



South Dakota Unit Information 42 



North Cave Hills 42 



South Cave Hills 42 



Slim Buttes 42 



Short Pine Hills 43 



RECOMMENDATIONS 44 



Surveys and Research 44 



iv 



