207 



Measuremeuts of the iaws and teeth of M. rustlcus are as follows 



Distance from upper inei.sors to back of last molar 



Length of space occupied by upper series of molar teeth . . . 



Length of space occupied by upper premolarvS 



Length of space occupied by ui)per molars 



Breadth of upper jaw outside of canines 



Breadth of upper jaw outside of second premolars 



Breadth of upper jaw outside of second molars 



Breadth of upper jaw at inner side of infra-orbital foramina 



Breadth of face at lower margin of the orbits 



Distance from lower incisors to back of last molar 



Length of space occupied by lower series of molar teeth . . . 



Length of space occnpied by lower premolars 



Length of space occupied by lower molars 



Depth of lower jaw at symphysis 



Depth of lower jaw below last premolar - 



Depth of lower jaw below secoiul molar 



Width of condyle of lower jaw 



Liues. 



G2 



53 

 2'1 

 31 

 22 

 24 

 30 

 20 

 55 

 62 

 48 

 17 

 31 

 29 

 19 

 22 

 19 



Diameter of upper canine 



Diameter of lower canine 



Diameter of second upper premolar 

 Diameter of third upper premolar , . 

 Diameter of fourth upper premolar 



Diameter of first upper molar 



Diameter of second upper molar . . 



Diameter of third upj)er molar 



Diameter of first lower premolar . . . 

 Diameter of second lower premolar 

 Diameter of third lower premolar. . 



Diameter of first lower molar 



Diameter of second lower molar . . . 

 Diameter of third lower molar 



Antero- 

 posterior. 



11 



Lines. 



5 



G 

 5 



SJ 

 -12" 

 14 



5 







Gi 



7 

 10 

 15.^ 



Transverse. 



Lines. 

 4a 



4 

 5 



^ 



10-10.} 



10^ 



23 



4i 



5 



G 



Of other bones referable to Merycochoerus rmticus, the collection contains 

 the following: 



Portions of several scapulER. The glenoid cavity is oval, and mcasiurs 11 

 Hnes in its short diameter, and 15 lines in its long dianjolcr, including (he 

 coracoid process. 



