

UNIVERSITY OF OREGON PUBLICATION 



Vol. 1 AUGUST. 1922 No. 12 



FOSSIL FRESHWATER MOLLUSKS 

 FROM OREGON 



Contained in the Condon Museum 



of the University of 



Oregon 



BY 



G. DALLAS HANNA 





Application made at the postoffice at Eugene, Oregon, for entrance as sffcond-claas matter 



