ADVERTISEMENT. 



This work is the tenth of a series of papers intended to illustrate k 

 the collections of natural history and ethnology belonging to the United 

 States and constituting the National Museum, of which the Smithsonian 

 Institution was placed in charge by the act of Congress of August 10, 

 184G. 



It has been prepared at the request of the Institution, and printed by J 

 authority of the honorable Secretary of the Interior. 



JOSEPH HENEY, 

 Secretary of the Smithso7iian Institution. 

 Smithsonian Institution, 



Washington^ May, 1877. 



