622 



Mil. C. FORSTER COOPER ON MiOCENli 



2. The transverse valley in tlie second upper molar is com- 

 pletely blocked on the inner side, and 



3. The inner posterior column of the third upper premolar is 

 more isolated than in giganteum, in which a ridge in continuation 

 of this column extends right across the va.lley. 



These two charactei-s seem to be within the limits of varia- 

 tion of European forms. A third upper premolar from 

 Darmstadt (B.M. collection, No. M. 3494) has the column 

 quite isolated. 



pi 



'J'he material of the present collection from the Bugti beds is, as 

 is the common experience, both scanty and fragmentary, and 

 consists only of part of a lower jaw and some separate upper and 

 lower teeth. The lower jaw (text-figs. 8 & 9) belongs to a small 



