KEY TO 



NORTH AMERICAN BIRDS. 



BY ELLIOTT COUES. M.D. 



This work '•■i;i-~ists of S('.9 Imperial Sro pages, and is illuslratefl by G Steel Plates 

 and JiiS M'ooilculs. It is Uesig'iied as a JNIanual or Text Boolv of tlie 



BIRDS OP NORTH AMERICA, 



au(l is an e\'i»inent uf the latest views in Ornithology. • 

 Thn IvTRODVCTOitv iiart gives a general account of the 



ANATOMY AND CLASSIPIOATION OF BIKDS 



anil full Explan.itions of .ill t lie Terms Used in Oiisitiiology : a KEY to the 

 (Ivnerii and Snbfienera tbllrnvs in the form of a continuous artificial table, while a 



Synopsis of Living and Fossil Bix'ds 



contains concise doscriptiotis of every -iVor^/i American Species known at this time, 

 with characters III rlic higher groups and remarks relating to forms not found in 

 Niirth America. 



Price f^t ix <'»|»y in Full Clotli Binding*. 



PuiJLISriKD 15Y TIIK 



NATURALISTS' AGENCY, Salem, 3Iass. 



{Prospectus furnished on application.) 



AVE OIVi; liEt.OW A FEW NOTICES OF THE PRESS WHICH WILL GIAE A GENERAL 

 IDEA OF THE VALUE OF THIS WORK. 



•■•The rcimtation of the author, who is so well known by his works on sea-birds, 

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

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

 soundness of his juilgment. The subject is treated in a manner rather different 

 from that usually adojited by systematic writers; * * * thei-e is a freshness 

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

 acceptable."— Xature (London). May 8. 1S73. p. 22. 



"Mr. Coues' -Key to North American Birds,' somewhat curiously entitled, is a 

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

 — Saturday Review (London), Feb. 23, IST.'i. 



"A critical examination of I>r. Coues' book reveals, it is true, here and there, 

 slight 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 afl'ords at the same time a standard and convenient work of ref- 

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

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

 of the avian class. In the descriptions of the species, Dr. Coues has shown a 



[^continued on Zd page. 



