SMITHSONIAN EXPLORATIONS, 1()2/ 



13 





Fig. 13. — Hill of stratihcd Pleistocene stream-deposits resting on red-beds 

 of Triassic Age. About 2JS miles northnorthwest of Curtis, Oklahoma. On 

 the slope of this hill were found teeth of an extinct species of horse, and a 

 large section of a tusk of the mammoth. 



Fig. 14. — Opposite side of hill shown in figure 11. A few mammoth bones 

 were found here. A palate of a skull with both cheek-teeth in place are 

 being uncovered at spot marked by whisk-broom. 



