Ducks. 



133. Black Duck {Anas obscura). L. 22. Ads. 

 Speculum bluish purple tipped with black; no white in 

 wing; lining of wing white and dusky; crown without 

 paler margins; throat, usually, without markings; legs 



'olivaceous brown" bill "greenish black, dusky olive, 

 or olive-green." Notes. A quack resembling that of 

 the Mallard. 



Range. — Eastern North America; chiefly east of Mississippi; breeds 

 locally from New Jersey and Illinois north to Labrador and Hudson 

 Bay; winters from Maine to West Indies. 



133a. Red-legged Black Duck (A. 0. rubripes). 



Similar to No. 133 but larger; crown edged with buff 

 or gray; throat spotted; legs red; bill yellow. 



Range. — Summer range not definitely known, but breeding speci- 

 mens have been taken in northern Labrador, James Bay, and west 

 shore of Hudson Bay; in winter south to Virginia and Arkansas. 



134. Florida Duck (Anasfulvtgula). L. 20. Ads. 



Throat and front of neck plain buff, usually unmarked; 

 speculum sometimes tipped with white; belly rusty 

 buff; broadly streaked with black. Notes. A quack sim- 

 ilar to that of No. 133. 



Range. — Florida to coast of Louisiana; resident. ' 



134a. Mottled Duck (A.f. maculosa). Similar to 

 No. 134, but underparts mottled with black the mark- 

 ings being rounder. 



Range. — Eastern Texas; breeds (at least) from Corpus Christi 

 north to Kansas; winters on west Gulf Coas t. 



135. Gadwall (Chaulelasmus streperd). L. 19.5. 



Under wing coverts and axillars pure white. Ad. 

 cf. Wing-coverts chestnut; breast ringed with 

 white. Ad. 9. Head and throat as in c?\ back fuscous 

 and buffy; breast and sides ochraceous thickly spotted 

 with blackish; speculum ashy gray and white. Notes. 

 A quack like that of the Mallard but shriller and more 

 often repeated. 



Range. — Northern hemisphere; in America, breeds in the interior 

 from Kansas and California north to Manitoba and Assiniboia; winters 

 from Maryland to Florida, rare in northeastern Atlantic States. 



136. Widgeon (Mareca penelope). L. 18.5. Ad. cf. 

 Head and neck reddish brown; crown buff; sides with 

 wavy black and white lines. Ad. 9- Head and throat 

 rusty, finely streaked and barred with black; breast and 

 sides rusty; speculum blackish. Notes. Of male, a 

 shrill, whistling •whee-you\ of female, a low, purring 

 growl. (Saunders.) 



Range. — Northern hemisphere; breeds in America, only in the 

 Aleutian Islands; casual in migrations and in winter in California and 

 on Atlantic coast from North Carolina to Greenland. 



137. Baldpate [Mareca americana). L. 19. No 

 rusty on head. Ad. cf. Under tail-coverts black; 

 streak from eye to nape glossy green. Ad. 9- Head 

 and throat whitish finely marked with black; breast and 

 sides rusty washed with grayish. Notes. "A low, 

 soft whistle." (Elliot.) 



Range. — North America; breeds in the interior from Minnesota and 

 British Columbia north to Alaska; winters from British Columbia and 

 Virginia south to South America; only a migrant on northeast Atlantic 

 coast to Labrador. 



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