SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOLUME 72. NUMBER 5 



NEW SELAGIN ELLAS FROM THE 

 WESTERN UNITED STATES 



(With Six Plates) 



BY 



WILLIAM R. MAXON 



(Publication 2589) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



DECEMBER 22, 1920 



