REPORT 



NATURAL HISTORY COLLECTIONS 



BETWEEN THE YEARS 1877 AND 1881 



EDWAED W. NELSON. 



EDITED BY HENRY ^V. HENSHAW. 



PREPARED UNDER THE DIRECTION OF THE CHIEF SIGNAL OFFICER. 



No. III. 



ARCTIC SERIES OF PUBLICATIOiNS ISSUED IN CONNECTION WITH THE SIGNAL SERVICE, U. S. ARMY. 



WITH 21 PLATES. 



WASHINGTON: 

 GOVERNMENT PRINTING OFFICE. 



1887. 



