DUCKS, GEESE AND SWANS OF NORTH AMEKICA. 



53 



Subfamily FULIGULIN^. Bay 



AND 



Ducks having flap or membraneous lobe on hind toe. 



Genus AYTHYA Boie. 



AYTHYA AMERICANA {Eyf.). 

 Red-head Duck. 



Adult male : Head and neck, brownish chestnut ; lower neck and uiiper brcust, lilackish ; 

 lj;u-k, apparently grayisli, beinj;- wliite peneilled Avith tine, wavy lines of black; ^peeuluni, 

 grayisli; upper feathers edged with blaek, the rest narrowly tipped witli white. 



Leugtli, -21: wing. 8.40; tarsus, l.dd: liill. -l.-H). 







A\"tli\ ;i iiiiR'ri<- 



(Female.) 



Adult f filial e : Bill, bhiisli. showing an indistinct bar near tlie end: head and neck, 

 re<ldish brown, palest on the sides of tlie head, becoming ashy on the sides ot the head; 

 upper throat, white; breast and sides, brownisli; belly, wliite ; under tail coverts and lower 

 belly, sometimes washed witli pale brownisli. 



Length, 20..50; wing, 8.30; tarsus, 1.60; bill, 2.20. 



The Red-head is nither a Western species, beinu' common in the interior, 

 and ))reeding from Minnesota, northward. It is very abundant from Virginia 



