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UINTA SELENODONTS 



pressed as in the true molars, but is invaded by the valley, just as in Agrio- 

 cliarus, though the buttress is much less prominent than in the latter. 



MEASUREMENTS. 



Upper dentition, length 



" canine, ant.-post. diam. 

 ' ' " transv. diam. 



" premolar-molar series 

 " premolar series, length 

 " molar series, length. 



P-l, length 

 " P-2, length 



P-2, width 

 " P-3, length 

 " P-3, width 



P-4, length 



P-4, width 

 ■■ M-i, length 



M-i, width 

 " M-2, length 

 " M-2, width 

 " M-3, length 

 " M-3, width 



Lower premolar-molar series 

 " premolar series, length 

 ' ' molar series, length 



P-i, length 

 " P-i, width 

 " P-2, length 

 ■' P-3, length 

 " P-3, width 



P-4, length 



P-4, width 

 " M-I, length 



M-I, width 

 " M-2, length 

 " M-2, width 

 " M-3, length 

 " M-3, width 



.056 



.005 

 .006 



.0035 



.028 



0075 



