Plate 8. 



riake of gray aiirt black striped jasper, mueli ■weathered ; white aurt yello-u' cm the sur- 

 face. IVo Tie)\'8; one-half size. From the huttes west of Dry Creek Cahoii, forty 

 njilcs from Fort Bridger. 



Fiii. 4. 



Wrought flake of brownish-yellow jasper, natural size. From the head of Dry Creek. 



