LAMPERN. 399 



is another row of six teeth, equally small; within this again 

 on each side are three more, which are cut into segments; and 

 still nearer the entrance of the mouth is a thick and crescent- 

 shaped tooth; still further behind a lengthened bone which is 

 placed sideways, with seven small points; a semicircular one 

 still further in, and lastly at a still greater depth within a 

 single tooth or (as he terms it) cartilage. The manner in 

 which they arc used appears to be uncertain." 



