xiv Peeface. 



now United States Consul at Oporto ; to Chaplain Jones, 

 of Philadelphia ; to Dr. William Jameson, of the Univer- 

 sity of Quito ; to J. F. Eeeve, Esq., and Captain Lee, of 

 Guayaquil ; to the Pacific Mail Steamship, Panama Eail- 

 road, and South Pacific Steam I^avigation companies ; to 

 the officers of the Peruvian and Brazilian steamers on the 

 Amazon ; and to the eminent naturalists who have exam- 

 ined the results of the expedition. 



Note. — Osculati has alone preceded us, so far as we can learn, in obtain- 

 ing a vocabulary of Zaparo words ; but, as his work is not to be found in 

 this country, we have not had the pleasure of making a comparison. 



