PALEOZOIC STRATIGRAPHY OF ROCKY MOUNTAINS 245 



The upper part of the Cambrian sequence in Utah is not unlike 

 that in Wyoming. There is a very prominent massive member 

 (No. 1), which is overlain by thin-bedded dolomites (Members 



i 



i 



X 







2-4) containing a great deal of flat-pebble limestone conglomerate, 

 and is underlain by a series (Member o) of thin-bedded dolomites 

 with considerable clastic sediment and a minor constituent of 



