Buffon, Cuvier, Blainvillo, Bonaparte, Gray, Sclater and 

 Salvin, Huxlejj Wallacc, Garrod, Gulliver, etc, etc, and 

 liave taken from tliem all tliat agreed with my ^dews. I 

 liave examined more tlian 100,000 skins, and named about 

 50,000, of wliicli I possess tlie greater part. I have com- 

 pared the birds, and stndied their characters; and histly, 

 having sparcd neither hibonr nor expense, shall considcr 

 myself satisfied if tliis list is well accepted l)y my fellow 

 ornitliologists, and if they find it usefuh 



In conchision, I wouhl request all those who peruse my 

 Catalogue to inforra mo of any errors or omissions they may 

 fiud in it. 



I shall, also, vcry much apprcciate all communications or 

 observations on the habits of Inrds ; and I would soKcit 

 tlic holp of all the learned ornithologists to aid me in my 

 f uturc work, which I intend to begin as soon as I shall returu 

 from Amcrica, if so is thc will of (lod. 



A. BOUCARD. 



LoNDONj Ist MarcJi, 187G. 



