20 PREFACE TO FIRST EDITION. 
can Birds, preceded by the Code of Rules adopted by the Committee 
for its guidance in the preparation of the List. 
The Committee ventures to hope that the new Code will find favor, 
not only with ornithologists, but among zodlogists generally. 
ELLIOTT COUES. 
J. A. ALLEN. 
ROBERT RIDGWAY. 
WILLIAM BREWSTER. 
H. W. HENSHAW. 
