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        SEDIMENTARY ROCKS OF CRETACEOUS AND JURASSIC AGES                       
                                                                                
   See under headings immediately preceding and following for                   
         compositions and age designations of formations                        
                                                                                
KJdm   DAKOTA AND MORRISON FORMATIONS                                           
KJdj   DAKOTA, BURRO CANYON, MORRISON, AND JUNCTION CREEK FORMATIONS--Burro     
         Canyon is locally absent                                               
KJdw   DAKOTA, BURRO CANYON, MORRISON, AND WANAKAH FORMATIONS                   
KJdr   DAKOTA GROUP AND MORRISON AND RALSTON CREEK FORMATIONS AT MOUNTAIN       
         FRONT BETWEEN BOULDER AND COLORADO SPRINGS                             
       DAKOTA, PURGATOIRE, MORRISON, AND RALSTON CREEK FORMATIONS IN CANON      
         CITY AREA