702 



APPENDIX. 



[No.Y 



colours of the wings are the same in both sexes. Catesby made the two sexes distinct 

 hirds. calline- the male the White-faced Duck, and the female the Blue-winged Teal ; 



hence the different names of the writers who followed Catesby. Buffon called 



male 



the 



two birds of Catesby together, making them the male and female of his Anas 



Discors. Latham 



not go higher than New 



more northern parts, passing 



rtr the winter to the West Indi 



other warm countries of the south. They are excellent as food. Catesby de- 



females 



© 



if he ever saw such, they 



were probably young birds. The male bird may be described from the present spe- 

 cimens; — length, sixteen inches ; bill an inch and a half long, dark slate colour; be- 

 tween the eye and the bill, but separated from each by dark feathers, is a semi- 

 lunar spot of white, the points turned backwards; the head and neck otherwise 

 dark brown ; the Iowct part of the neck, breast, and whole under parts marked 

 with round black spots on pale reddish ground, the spots sometimes running 

 together into bars ; sides of the vent white ; the under tail-coverts black ; feathers 

 on the back, dark brown, edged with very light brown narrow markings ; primaries 

 and tail feathers dusky brown ; lesser wing-coverts bright shiny blue ; below 

 these a white band ; speculum a brilliant green ; tertials, some having one edge 



otherwise 



tarse one inch and a quarter long ; legs and feet yellow. 



Anas Sponsa. Summer Duck. 



This species, though not included in the preceding enumeration of American 



New World 



-Lieutenant 



House, in May 



Mergus Senator. Red-breasted Merganser- 



Specimens of two male birds were received. Few birds are more common or better 



known at Hudson's Bay than the 



Merganser, they breed there and 



mi 



United States, and have been well described by Pennant and Wilson. They are 

 equally well known in Europe. 





Mer_gus Cucullatus. Hooded Merganser. 



A specimen of a female of this species was brought home by the Expedition ; *t 

 agrees exactly with the description of Latham and Pennant, who represent it as breed- 







ing, and being plentiful, in the countries round Hudson's Bay. 



