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University of California Publications. 



[Geology 



JO 



Figs. 8a and Sb. Tephrocyon^) , compare rurestris (Condon). No. 

 12503, natural size. Virgin Beds, Little High Rock Canon, Nevada. 

 Fig. 8«, Mj and P 4 , inner side; fig. 8b, M,, superior view. 



Figs. 9a and 96. Tephroeyon(l) , sp. «. Mj and P 4 . No. 12504, natural 

 size. Virgin Valley Beds, High Rock Canon, Nevada. Fig. 9a, outer 

 side; fig. 9b, superior view. 



Fig. 10. Aelurodon(l), sp. A portion of the lower jaw. No. 12545, 

 X %. Virgin Valley Beds, High Rock Canon, Nevada. 



