OUVRAGES CONSULTES. 



AuDUBON. — Birds of North America. 



Bulletin of the Nuttall Ornithological Club, Cam- 

 bridge. 



Baird. — Birds of North America. 



CooPER. — Canadian Sportman and Naturalist, 

 Montréal. 



CouES. — Key to North American Birds. 



DeKay. — Birds of New York. 



LeMoine. — Les Oiseaux du Canada. 



Maynard. — Birds of Eastern North America. 



Nuttall. — Ornithology of the United Stated and 

 of Canada. 



Provancher. — Le Naturaliste Canadien. 



Ross. — Birds of Canada. 



Samuels. — Birds of New England. 



Smithsonian Institution, Washington. Miscella- 

 neous Reports. 



Studer. — Birds of North America. 



Vieillot. — Histoire naturelle des Oiseaux de 

 l'Amérique Septentrionale. 



WiLSON and Bonaparte. — American Ornithology, 



