LIST OF PLATES. 



The plates are reproductions of photographs taken by T. H. O'Sullivan, photog- 

 rapher of this exploration, which have been accurately copied, lithographed, and 

 printed by Julius Bien, of New York. 



.Frontispiece— Eocene Bad-Lands, Washakie Basin, Wyoming facing title:page. 



Plate I. Horseshoe Curve, Green Eiver, Uinta Eange facing page 192 



II, Summit Valley, Uinta Eange do... . 198 



III, Canon of the Yampa near junction with Green Eiver, Uinta 



Eange do 202 



IV. Brown's Park from the Entrance to Caiion of Lodore, Uinta 



Eange do 222 



V. Tertiary Bluffs near Green Eiver, Wyoming do 238 



VI. Tertiary Columns, Green Eiver City, Wyoming , . do 244 



VII. Entrance to Flaming Gorge, Green Eiver do 264 



VIII. Canon of Lodore, Green Eiver, Uinta Eange do 282 



IX. Curved Carboniferous Strata at Junction of Yampa and 



Green Ei vers, Uinta Eange - : do 280 



X. Agassiz Amphitheatre, Uinta Eange do 312 



XL Echo Canon, Utah do. . . - 320 



XII. Witches Eocks, Weber Valley, Utah do ... . 332 



XIII. Conglomerate Column, Weber Valley, Utah do 338 



XIV. Wahsatcb Limestone Cliffs, Provo Canon, Wahsatch Eange. do 348 



XV. Granite, Little Cottonwood Canon, Wahsatch Eange do... 350 



XVI. Cambrian Eocks of Big Cottonwood Caiion, Wahsatch 



Eange do.... 308 



XVII. Caiion in Limestones, Bast Humboldt Earige, Nevada. . do 530 



XVIII. Glacier Caiion, near Clover Peak, East Humboldt Eange, 



Nevada do 530 



IX 



