CONTENTS 



Volume I 



PAGE 



INTRODUCTION 17 



Reptiles Distinct from Amphibians 17 



Synopsis of Classes 1 8 



Groups of Living Reptiles 18 



Reptiles of Western North America 1 8 



Kinds and Number 1 8 



Distribution 1 9 



Reptiles of California 2 1 



Reptiles of Oregon 24 



Reptiles of Washington 24 



Reptiles of British Columbia 25 



Reptiles of Idaho 25 



Reptiles of Nevada 26 



Reptiles of Utah... 27 



Reptiles of Arizona 29 



Reptiles of Sonora 3 1 



Reptiles of the Peninsula of Lower California 33 



Reptiles of the Islands of the Pacific Coast 37 



Reptiles of the Islands in the Gulf of California 39 



Variation 42 



Collecting and Preserving 42 



Explanations 43 



Colors 43 



Measurements 43 



Illustrations 43 



Glossary 44 



