BULL. GEOL. SOC AM. 



VOL. 15, 1903, PL. 34 



Figure 1. — Vertical Lower Red Beds in Garden of the Gods 

 Shows characteristic erosion due to unequal hardness of the beds, over 1,000 feet thick 



Figure 2. — Dakota Hogback at Canyon City, Colorado 

 Monocliual ridge of steeply east-dipping beds. Photographed by I. C. Russell 



LOWER RED BEDS AND DAKOTA HOGBACK, COLORADO 



