422 Dr* A, Hall on the Mammals and Birds 



the former fringed with black; speculum white; tail cdvertS 

 blackish grey; tail hoary blackish grey, edged with brownish 

 white. 



Ventral aspect. Chin and upper half of the throat splendent 

 reddish purple ; lower half of the throat, breast, sides, and flanks, 

 white ; belly, vent, and tail coverts, glossy greyish white. 



1st and 2nd primaries subequal and longest; length 19 inches; 

 alar expansion 20 inches ; length of bill from the frontal feathers 

 1 inch and 1 line ; length of tarsus, middle toe and nail, 3 inches 

 4 lines. 



The female is smaller. Head and dorsal plumage dark black- 

 ish brown ; fore part of back, scapulars and tertiorus edged with 

 yellowish brown ; fore part of neck, sides, flanks, and vent, black- 

 ish grey ; breast and belly white, glossed with browish orange ; 

 lower coverts blackish brown. The young males resemble the 

 females. " Individuals vary much in size." Nuttall. This bird is 

 not uncommon, and it is without exception one of the loveliest of 

 the tribe met with in this district. None of them are more diffi- 

 cult to kill on the water, diving with the greatest rapidity on the 

 least noise, whether from the pull of the trigger or other causes. 



A. clangula. Golden eye. 

 A. glaucyon. Young bird of Pennant ! 

 Faligula clangula of Bonaparte ! 

 Olangula vulgaris of Leach and Fleming ! 

 Bucephala Americana. Baird ! 



v.s.p. Bill black ; legs and feet orange yellow ; irides golden 

 yellow; eggs 7 to 10, white. 



Dorsal aspect. Frontlet dull blackish brown ; crest, crown, 

 nuchal region, cheeks, and sidos of neck, splendent dark green ; 

 lower half of the neck white ; interscapulary region, long scapu- 

 lars, outer wing coverts, rump, and primaries, black ; long outer 

 scapularies white ; outer short scapulars white, with a streak of 

 black ; inner wing coverts and speculum, white ; tail coverts 

 black ; tail hoary greyish black. A round patch before and be- 

 low the eye, and at the base of the bill, and a spot on the auricu- 

 lars, white. 



Ventral aspect. Chin, and upper third of the throat, blackish 

 brown; remainder of throat, breast, belly, and sides, white; vent 

 feathers greyish black, tipped with white; tail coverts greyish 



