LAL.AnyD.SCl.VDLin. 



[ArhdldJ PlATE XXXI. 



7—, 



'^JMi^'^' 



.>ar- 



Figure a. Pismo. — Section of sea-cliff three miles northwest of Pismo, showing Miocene shales on 

 right, overlain unconformably by San Pablo (Middle Neocene) sandstone on left, the whole capped by 

 horizontal Pleistocene deposits of brecclated shale. Photograph by R. Arnold. 



Figure b. Santa Barbara. — Bluff just west of the bath-house, showing alternating hard and soft layers 

 of the lower San Pedro (Pleistocene) sandstone. Photograph by R. Arnold. 



