LIST OF PLATES. 



Plate Facing page 



68 American Bittern . . . . . . . . 260 



69 Great Blue Heron . . . 252 



70 Black-crowned Night Heron 254 



71 Mallard . . . ' . 256 



72 Green-winged Teal 258 



73 Blue-winged Teal . . . . . . - . .260 



74 Bedhead .262 



75 Old Squaw . 265 



76 Canada Goose . . 266 



77 Herring Gull (1) ; Common Tern ("2) 270 



78 Loon 276 



79 Pintail (1) ; Pied-billed Grebe (2) . , . . . 278 



