io8 Field Museum of Natural History — Zoology, Vol. IX. 



SECTION 2. Toes, four (with small web); bill, slightly curved up- 

 ward or straight; bill, under 2.60 and over 1.50. 



Axillars, smoky black; belly, white; outer 

 primary terminal third, black, rest white; 

 rump, gray; upper tail coverts, white. 



Catoptrophorus semipalmatus . 

 Willet. 

 Catoptrophorus semipalmatus inornatus. 

 Western Willet. 

 See No. 127 or 127a. 



Axillars, white, banded with brown; belly, white; outer primary, 

 black; shaft, white; rump, grayish brown; feathers, tipped with 

 white ; upper tail coverts, white, more or less barred with dark brown ; 

 legs, bright yellow. Totanus melanoleucus . 



Greater Yellow-legs. Winter Yellow-legs. 



See No. 124. 



SECTION 3. Toes, four, with small web; bill, nearly straight; bill, 



under 1.50. 



Axillars, white, banded with brown; first primary, brown, with 

 white bars on inner web ; tip, dark. Bartramia longicauda. 



Bartramian Sandpiper. Upland Plover. 



See No. 128. 



SECTION 4. Toes, four, with small web; bill, curved downward; 

 bill, over 2 inches long. 



First primary. 



Primaries, barred; axillars barred. Numenius hudsonicus. 



Hudsonian Curlew. Jack Curlew. 

 See No. 132. 



