No. 45. 



Macrorh.amph.us griseus. 



Adult m summer. Upper parts of body plumage (as viewed 

 with wings closed) blackish brown, light cinnamon brown, and 

 yellowish white, the latter tint paling to purer white here and 

 there ; shaft of longest wing-feather, and the lower back, white, 

 the latter becoming mottled towards the tail; the tail itself 



barred with blackish brown, light tan, and white ; top of head 

 and streak along line of eye dark (blackish brown predominat- 

 ing) ; sides of head and neck, and the under parts of plumage, 

 light cinnamon brown, or buff, mottled with black ; this black ap- 

 pearing more in the form of bars along the flanks and beneath 

 the tail, where the feathers are bordered and otherwise marked 



