192 



VOLCANO OF PICHINCHA. 



PLATE LXI. 



This view was taken at Chillo, the country house 

 of the Marquis deSelvalegre, whose son accompa- 

 nied us in our journey to Mexico, and the river of 

 Amazons. The volcano is seen over the savan- 

 nah of Cachapamba. In my sketch may be dis- 

 tinguished (1) Rucupichincha, or the summits 

 covered with snow that surround the crater ; the 

 cone of Tablahuma (2) ; the Picacho de los La- 

 drillos (3) ; the rocky summit of Guaguapichin- 

 cha (4), which is the cacumen lapideum of the 

 French academicians ; finally, the top, on which 

 is placed the famous cross, that served as a sig- 

 nal in the measurement of the meridian (5). 

 The absolute height of these summits is, accord- 

 ing to my observations, from two thousand three 

 hundred to two thousand five hundred toises : but 

 as the plain of Chillo is itself one thousand 

 three hundred and forty toises above the level of 



