No. 50. 



Bartramia longicauda. 



Above, a mixture of blackish browns, the feathers edged with 

 slightly reddish or rusty white ; neck lighter, a yellowish brown 

 with dusky streaks ; sides of head light also ; top of head dark 

 brown : arrow-head markings about front of breast and lower 



neck ; throat and belly white with buff tints ; inner surface of 

 wings prettily barred gray and white ; tail, a mixture of yellow- 

 ish brown and white speckled and blotched with black. Legs 

 light gray tinged with greenish yellow. Bill black above and 

 at tip, the remainder bright yellow. 



