UNITED STATES DEPARTMENT OF AGRICULTURE 

 BULLETIN No. 326 



Contribution from the Bureau of Biological Survey 

 HENBY W. HENSHAW, Chief 



Washington, D. C. 



PROFESSIONAL PAPER 



March 24, 1916 



BIRDS OF PORTO RICO 



By 



ALEX WETMORE, Assistant Biologist 



CONTENTS 



Introduction 1 



Annotated List of Species 17 



Page 



Bibliography 130 



Index 133 



WASHINGTON 



GOVEBNMENT PBINTING OFFICE 



1916 



