CHIAPAS, TABASCO, AND PENINSULA OF YUCATAN 947 



japa, but probably after the dislocations of the beds of the 

 Upper Miocene of Sacramento. In the Sierra Madre there were 

 other great eruptions. I have been unable as yet to mark out 

 the westward limit. 



VOLCANOES. 



The only volcano known in the state of Chiapas is Tacana 



(3990 meters), through the apex of which passes the dividing 



line between the Republics of Mexico and Guatemala. Its 



latest eruption took place in 1855. 



Carlos Sapper. 



[Translated by C. Joaquina Maury and G. D. Harris.] 



