Gyncs Back. Catior of Hoback tributiery. Sta XM, Wind Fiv: Mts. Hobach- Green Dir. 
We BE fmag.) 
South lront of the Gros Ventre Range, between Camels Back and Cros Ventre Peak (Sta.XHl/. 
a. Archoan b. Stlirtarm. c. Carbontlerots. A Sura-Trias. e. Laramie. 
CLVertiary of Hobacks River g. lertiary-red conglomerate. 
Plate XV. 
