KEY TO 



NORTH AMERICAN BIRDS 



BY ELLIOTT COUES, M.D. 



This -work consists of ,30!) Tmpsrial Sro pnr/es, anri is illustratefl by G Steel Plates 

 and 2'6S Woodcuts. It is designed as a Manual or Text Book of tlio" 



BIRDS OP NORTH AMERICA, 



and is au exponent of tlie latest views in Ornitliology. 

 The INTRODUCTOKY part gives a general account of tlie 



ANATOMY AND OLASSIFIOATION OP BIKDS 



and fall Explanations of all the Terms Used in OnN'iTiiOLOGY: a KEY to the 

 Genera umd Subf/eiiera follows in tlie form of a continuous artilicial table, while a 



Synopsis of Living and Fossil Birds 



contains concise descriptions of every North American Species known at this time, 

 Willi characters of the higher groups and remarks relating to forms not found in 

 North America. 



I*fl'ice Jf»t St Copy in Full Clotla MiEiiliog". 

 Published by the 



NATURALISTS' AGENCY, Salem, Mass. 



(^Prospectus furnished on applicalion.') 



We give below a few notices of the press which will give a general 

 idea of the value of this work. 



" The reputation of the author, who is so well known by his works on sea-birda, 

 and for the anatomy of the loon, cannot but be increased by this production, 

 which illustrates on every page the extent of his general information and the 

 soundness of his jiulgment. The subject is treated in a manner rather dift'ercnt 

 from that usually adopted by sytteinatic writers; * * * there is a freshness 

 and boldness in the manner in which facts are handled, which will be extremely 

 acceptable." — Nature (London), iNIay 8, 1873, p. 22. 



'•JMr. Coues' "Key to North American Birils,' somewhat curiously entitled, is a 

 very large and handsome volume, beautifully printed and profusely UUistrated." 

 — Saturday Review (London), Feb. 23, 1873. 



"A critical examination of Dr. Coues' book reveals, it is true, here and thei-e, 

 Elight faults of execution, but they in no way detract essentially from its value as 

 a reliable hand-book, and one well suited to meet the wants of beginners in orni- 

 thology, while it affords at the same time a standard and convenient work of ref- 

 erence for advanced stulents and even specialists. * * * The reader is made 

 acquainted, in a general way, with the exotic as well as North American families 

 of tiio uviaa class. la the descriptions of the species, Dr. Coues has shown a 



