| PAGE | | Introduction | 13 | | Physiographic Provinces of the State | 16 | | Distributional Areas | 20 | | Climate and Vegetation | 25 | | Life-zones and Ecology | 32 | | Geologic History of Washington | 46 | | The Faunas | 52 | | Speculation as to Emigrational History of the Mammals | 54 | | Speculation as to the Later Distributional History of the Mammals | 68 | | Explanation of Treatment | 110 | | Check List of Mammals | 112 | | Accounts of Species and Subspecies | 121 | | Addenda | 416 | | Bibliography | 417 | | Index | 430 |
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