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SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOL. 66 



the Organ Mountains, near Petropolis, the summer home of the 

 wealthiest classes of Rio de Janeiro. This range of mountains merits 

 a more thorough biological exploration than has beep hitherto under- 

 taken. 



Fig. 78. — Ccrciis Forbcsii F5rst., from the desert 

 region near Cordova, Argentina. Photograph by 

 Russell. 



Proceeding southward, a day was spent at Santos, Brazil, the 

 world's greatest coffee center. Buenos Aires w^as visited next, al- 

 though but little time was spent in the city. Several visits were 



