CHECK LIST OF NEW YORK BIRDS 225 



57 (131) Hooded merganser 



Lophodytes cucullatus (Linn.) 



58 (132) Mallard 



Anas boschas Linn. 



59 ^SS) Black duck 



Anas obscura Gmel. 



60 (135) Gadwall 



Chaulelasmus streperus (Linn.) 



