364 University of California Publications in Geology [Vol. 9 



PAGE 



Correlation of the lone and the Auriferous Gravels 409 



Summary of Geological Events Along the Western Foot-hills of the 



Sierra Nevada 416 



Summary : 417 



Tejon Group in the Vicinity of Fort Tejon 418 



Stratigraphy 418 



Fauna 418 



Tejon Group, Cantua District, Coalinga Quadrangle 422 



Historical 422 



Stratigraphy 424 



Fauna From Lowermost Beds 425 



Fauna of White Sandstone Member 428 



White Shales 435 



Summary 435 



Tejon Group in San Diego County 435 



Stratigraphic Notes : 436 



Fauna 437 



Comparison of Fauna with that of the Type Tejon 439 



Conclusions 440 



Tejon of the Santa Ana Mountains 441 



Tejon Near Lower Lake, Lake County, California 441 



Summary of Tejon Fauna 442 



Relation of Tejon Fauna to Martinez Fauna 454 



Relation of Tejon Fauna to that of the San Lorenzo Oligocene 454 



Summary of Stratigraphy 455 



Areal Distribution of Tejon Group 460 



Geography of the Tejon Sea 467 



Correlation :. 474 



Historical 474 



Species Common to the Gulf and Pacific Provinces 476 



Stages of Evolution of Venericardia Planicosta Lamarck 477 



Generic Comparison of Midway and Tejon Faunas 478 



Proposed Correlation 479 



General Conclusions 479 



Descriptions of New Species 481 



Pelecypoda 481 



Acila gabbiana, n. sp 481 



Area clarki, n. sp 481 



Crassatellites lillisi, n. sp 482 



Cardium marysvillensis Dickerson .<» 482 



Glycimeris perrini, n. sp 482 



Glycimeris fresnoensis, n. sp 483 



Glycimeris hannibali, n. sp 483 



Leda fresnoensis, n. sp ,. 483 



Lucina packi, n. sp , 484 



Lucina diegoensis, n. sp 484 , 



Marcia(?) conradi, n. sp 484 



Phacoides (Myrtea) taffana, n. sp 485 



Spisula merriami, Packard, n. sp 485 



Tivela packardi, n. sp 486 



