| List of Tables and Figures | |
| Foreword: A Tribute to R.S. MacNeish | |
| Preface | |
| Acknowledgments | |
| Sect. I | Paleoecology | |
| Ch. 1 | Introduction | 3 |
| Ch. 2 | Regional Setting and Paleoclimate of the Pendejo Cave Region | 17 |
| Ch. 3 | Soils and Sediments of Rough Canyon and Pendejo Cave | 25 |
| Ch. 4 | The Pleistocene Vertebrate Fauna from Pendejo Cave | 37 |
| Ch. 5 | The Modern Vegetation of Rough Canyon and the Flora of Pendejo Cave | 67 |
| Ch. 6 | Late Pleistocene and Late Holocene Macrobotanical Remains from Rough Canyon | 105 |
| Ch. 7 | Isotopic Studies of Changing Environments and Climates | 121 |
| Sect. II | Evidence of Human Occupation | |
| Ch. 8 | Stratigraphy and Features of Pendejo Cave | 125 |
| Ch. 9 | Radiocarbon Chronology of Pendejo Cave | 173 |
| Ch. 10 | Source of Carbonate Lithic Artifacts in Pendejo Cave | 191 |
| Ch. 11 | The Lithic Assemblage of Pendejo Cave | 199 |
| Ch. 12 | Use-Wear Analysis of Some Pendejo Lithic Artifacts | 257 |
| Ch. 13 | Worked Bone from Pendejo Cave | 277 |
| Ch. 14 | The Ceramic Assemblage from Pendejo Cave | 291 |
| Ch. 15 | The Perishable Artifacts | 297 |
| Ch. 16 | Friction-Skin Imprints and Hair | 417 |
| Sect. III | Conclusions | |
| Ch. 17 | The Way of Life Manifested by the Zones at Pendejo Cave | 433 |
| Ch. 18 | Early Inhabitants of the Americas: Pendejo Cave and Beyond | 469 |
| Ch. 19 | Summary, Implications, and Problems | 507 |
| Index | 517 |