TABLE OF CONTENTS 



ABSTRACT iii 



ACKNOWLEDGMENTS vii 



INTRODUCTION 1 



METHODS AND MATERIALS 2 



RESULTS AND DISCUSSION 3 



Species kno\vn to be present on the Helena National Forest 6 



Long-toed Salamander {Ambystoma macrodactylum) 6 



Tailed Frog {Ascaphus truei) 8 



Western Toad {Bufo boreas) 10 



Spotted Frog {Rana pretiosa) 12 



Racer {Coluber constrictor) 14 



Western Terrestrial Garter Snake {Thamnophis elegans) 16 



Common Garter Snake {Thamnophis sirtalis) 18 



Species Potentially Present on the Helena National Forest 20 



Western Chorus Frog {Pseiidacris triseriata) 20 



Woodhouse's Toad {Bufo woodhousii) 22 



Plains Spadefoot {Scaphiopus [=SpeaJ bombifrons) 24 



Northern Leopard Frog {Rana pipiens) 26 



Painted Turtle {Chrysemys picta) 28 



Spiny Softshell {Trionyx spiniferus) {=Apa!one spiniferd) 30 



Short-homed Lizard {Phrynosoma douglasi) 32 



Rubber Boa {Charina bottae) 34 



Milk Snake {Lampropeltis trianguhun) 36 



Gopher Snake {Pituophis catenifer [=melanoleucusJ) 38 



Western Rattlesnake {Crotahis viridis) 40 



Regional Information 41 



Rocky Mountain chain 41 



Elkhom Mountains 41 



Big Belt Mountains 42 



Dry Range 42 



RECOMMENDATIONS 43 



Surveys, Monitoring and Research 43 



Management 44 



BIBLIOGRAPHY 45 



V 



