that the Maraiion both in length an<l vohime 

 the Ucayali, and it therefore " haves the hitter t< 

 dispute the title of Rio Madre del Aniazonas." T 

 naviiTjible from the junction of the two rivers, tlie 



(t. Bisciror, tlie uuthoi 

 and of various researches 

 ember last, ut Bonn. 



at St. P:iu!, -Mill 





