268 THE ADVENTURES OF A YOUNG NATURALIST. 



scallop-shells with the skull of a bird. Accustomed as I 

 was, by long apprenticeship, to such discoveries, I had no 

 doubt whatever but that a skeleton would soon present it- 

 self, and a skull was soon discovered ; then the vertebrae 

 and tibiae of a human being. Next we found some obsidian 

 arrow-heads ; and, last of all, some small broken clay fig- 

 ures. Unfortunately, it was no use thinking about carrying 

 away all these relics ; so I made up my mind to give up 

 further labor. Directly after dinner we busied ourselves in 

 putting our baggage in order, so as to be ready to start the 

 next morning at day-break. 



