THE PALEONTOLOGY AND STRATIGRAPHY OF THE IMARINE 

 PLIOCENE AND PLEISTOCENE OF SAN PEDRO, 



CALIFORNIA. 



BY RALPH ARNOLD. 



CONTENTS. 

 PLATE.S I-XXXVII. 



Page 



Introduction and Acknowledgments 9 



Pabt I. Genebai, Discussion. 



CHAPTER I. TOPOCxRAPHY AND GEOLOGY OF SAN PEDRO 11 



1. Topography 11 



2. General Geology 12 



3. Pliocene 14 



Deadnian Island 14 



Timm's Point 17 



4. Pleistocene 17 



The San Pedro Seriea 17 



Lower San Pedro Series 18 



Upper San Pedro Series 23 



Raised Beach Formation 33 



5. Post-Pleistocene Deposits 33 



6. Alphabetical List showing the uistribltion of Species in the vicinity or San Pedro... 34 



CHAPTER II. THE UPPER PLIOCENE AND PLEISTOCENE FORMATIONS OF OTHER LOCALITIES 



ON THE PACIFIC COAST 48 



Puget Sound South to Pismo, San Luis Obispo County 48 



Santa Barbara and Vicinity South to San Juan Capistrano 50 



Ventura 53 



Port Los Angeles. . ..'. 56 



Son Clemente Island 56 



Newport 56 



San Juan Capistrano 57 



San Diego and Vicinity 57 



Pacific Beach — Pliocene 57 



Pacific Beach — Pleistocene 58 



San Dierjo Mesa — Plioce7ie 59 



Twenty-sixth Street — Pleistocene 59 



Spanish Bight —Pleistocene 59 



CHAPTER in. FAUNAL RELATIONS 65 



1. Pliocene 65 



2. Pleistocene 66 



The Lower San Pedro Series 66 



The Upper Sail Pedro Series 66 



3. Relation of ths L.ate Pliocene, Pleistocene, and Living Faunas of California to the 



Fauna of Japan 67 



