428 FIELD MUSEUM OF NATURAL HISTORY ZOOLOGY, VOL. IX. 



Adult: Crown and back, brownish gray, feathers tipped with 

 rufous; a ring around the neck, lores, and a patch on the breast, 



black; forehead, white; throat 

 and spot behind the eye and 

 a band around the neck, 

 white; lower breast and belly, 

 white; tail coverts and rump, 

 bright rufous; tail, rufous and 

 gray, tipped with black and white; bill, 

 black. 



Length, 10.65; wm g> 6.55; tarsus, 

 1.40; bill, .75. 



This species is a common summer 

 resident in Wisconsin and Illinois, breed- 

 ing in suitable localities. It arrives in 

 March and remains until cold weather 



Killdeer Plover. 



sets in. It breeds in April and May. 



The nest is merely a depression in the ground with, at times, a 

 slight lining of grass. The eggs are usually four, pyriform in shape, 

 dull white, blotched and spotted with chocolate brown, more numer- 

 ous at the larger end, and measure 1.65 x 1.15 inches. 



Genus T^GIALITIS Boie. 

 137. ^gialitis semipalmata BONAP. 

 SEMIPALMATED PLOVER. 



Local name: Ring-neck. 



Distr.: Arctic and subarctic America, breeding from Labrador 

 northward, migrating south to the West Indies, Brazil, Peru, and the 

 Galapagos Islands, in winter. 



Adult in summer: Forehead, white, suc- 



^ "^l^^k. ceeded by a band of black; rest of head, 



^^HHj \ back, and wings, ashy gray; a dull stripe of 



foj blackish passing from the bill under the eye 



to the sides of the neck; a small patch of 



j^jff*' " white back of the eye; a broad band of 



black on the breast; rest of under parts, 



white; throat, white, extending around the 



neck and joining at the back in a very narrow 



stripe; secondaries, tipped with white; bill, 



black, orange at the base; a bright orange ring 



semipaimated Plover. around the eye ] toes webbed at base. 



