Ge 
Prof, ROBERT RIDGWAY, Dr. J. A, ALLEN, 
Smithsonian Institution and National Museum, American Museum of Natural History, 
WASHINGTON, D. C., NEW YORK, 
De ELUOTT GOMES, 
PRESIDENT OF THE AMERICAN ORNITHOLOGISTS' UNION, 
Smithsonian Institution, 
WASHINGTON, D. C., 
Prof, WILLIAM BREWSTER, AND Dr. C. HART MERRIAM, 
Museum of Comparative Zoology, Agricultural Department, 
CAMBRIDGE, MASS., WASHINGTON, D. C., 
WHOSE SCIENTIFIC INVESTIGATIONS HAVE DONE SO MUCH FOR THE 
ADVANCEMENT OF ORNITHOLOGY, 
THIS WORK 
IS RESPECTFULLY AND GRATEFULLY INSCRIBED. 
THRE AUTHOR. 
