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Waring — Lavas of Morro Hill and Vicinity. 



Art. X. — Lavas of Morro Llill and YicinMy^ Southern 

 California; bj Gerald A. Waring and Clarence A. 

 Warino."^ 



Morro Hill is in northern San Diego Connty, in the foot- 

 hills reoion of southern California. It is about three miles 



Fig. 1. 



west of the village of Bonsall, which is 14 miles by highway 

 northeast of Oceanside (see fig. 1). A wagon road formerly 

 passed at the base of the hill, but for a number of years this 

 road has been abandoned and is now fenced across in several 

 places. 



The hill rises to an elevation of 940 feet above sea-level, or 

 about 250 feet above the rolling slopes at its base, as is shown 

 in iig. 2, Both its height above the near-by hills and its 



* Acknowledgment is due E. S. Larsen, Jr., and A. J. Ellis for data kindly 

 furnished concerninar other lavas in southern California. 



