Volume 73 



Ra aside, John D. Jr. 



1927 Cephalopoda from the lower port of the Cody shale of Oregon 

 Basin, Wyoming 



1927 The ocaphiteo, an Upper Cretaceous ammonite group 



1927 The cephalopoda of the Eagle sandstone and related formations 

 in the western interior of the United States 



I960 Studies of the Mowry shale (Cretaceous) and contemporary 

 formations in the United States and Canada 



