﻿J. D. Dana — Dissected volcanic Mountain. 



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below a level of 1000 to 1500 feet, the slopes, down to the 

 grove-clad border-plain of the island, are grass-covered and 

 look bare in the distant view. 



mm 





^ap of Tahiti, the coral reefs excluded ; the lower side is the northern, or 

 that toward the equator: PP, village of Papenoo; M, of Matavai; P, of Papaua; 

 T, of Toanoa ; P', of Papieti, the largest ; P", of Punaavia. The valleys are 

 named from the villages on the coast at their termination. 



The following are the features due to the erosion : 

 (1.) The ridges and valleys are arranged nearly radially. 

 (2.) The highest peaks are about the center. 

 (3.) The valleys terminate for the most part near the sea- 

 level instead of extending deeply beneath it, as shown by the 



