SMITHSONIAN MISCELLANEOUS COLLECTIONS 



IVOLUME 56, NUMBER 21 



DESCRIPTION OF A NEW GENUS 

 AND SPECIES OF HUMMING- 

 BIRD FROM PANAMA 



BY 



E. W. NELSON 



(Publication 2015) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



JULY 8, 1911 



