54 



HAV. 



traces of four or five small and medium teeth, then five large 

 teeth, two of which are yet present and projecting 40 mm., 

 then some 40 teeth from 1 1 mm. in length to mere points. 

 Extreme height of maxillary 125 mm.; its height 72 mm., at a 

 point on upper border 125 mm. behind the anterior border of 

 posterior condyle. This enters into the total length of the 

 upper jaw 5.3 times, and into height at condyle 1.75 times. 



I take pleasure in acknowledging my obligations to Prof. F. 

 A. Lucas, in charge of the osteological collections of the 

 United States National Museum, for the generous manner in 

 which he has given me access to such materials as I have 

 needed. 



