KEY TO SPECIES OF SHORE-BIRDS 269 



A. Black markings; white below. LENGTH 



1. Blackish above; chest brown-streaked. 



256a. WESTERN SOLITARY SANDPIPER 9 



2. Black coUar. . .274. SEMIPALMATED PLOVER 7 



3. Black chest-band; bizarre head pattern. 



283a. RUDDY TURNSTONE 9| 



4. Black; white rump and wing-patch. 



284. BLACK TURNSTONE 9 



B. Rufous or cinnamon; "swimming Snipes"; (females in 

 summer) 



1. Bill short; sides of head white; cinnamon- brown be- 

 low 222. RED PHALAROPE 8 



2. Bill slender; throat and belly white; neck chestnut- 

 marked 223. NORTHERN PHALAROPE 8 



3. Bill needle-like; black stripe on head and neck; below 

 white, rusty-washed. 



224. WILSON PHALAROPE 9 



C. Mostly ashy or olive-brown above; white below. 



1. Bill length of head; straight. 



a. Chest buffy; breast and belly white. 



241. BAIRD SANDPIPER 1\ 



b. Ashy above; white below; white wing-bar. 

 (Winter.) (White belly distinguishes from 234.) 



248. SANDERLING 8 



c. Round black spots below; white line through 



eye 263. SPOTTED SANDPIPER 7| 



2. Bill longer than head, down-curved. Olive-brown 

 above; white throat and belly. (Winter.) 



243a. RED-BACKED SANDPIPER 9 



3. Bill shorter than head. Black on crown and from bill 



to eye 281. MOUNTAIN PLOVER 9 



Very small. 



A. Bill long as head. 



1. Chest brownish streaked (cf. 241 and 247). 



242. LEAST SANDPIPER 6 



2. Chest black-lined; white wing-bar (cf. 242). 



247. WESTERN SANDPIPER 6 



B. Bill shorter than head. Ashy gray above; white below; 

 black-marked on forehead and sides of chest. 



278. SNOWY PLOVER 6 



