186 THE BIRDS OF MAINE 



§. Back spotted or streaked with black and white, rufous or yellow ; 

 wing over 6.80. American Golden Plover. 

 §§. Back not spotted and streaked as indicated in preceding; wing 

 under 6.80. Killdeer. 

 2. Wing under 5.50. 

 §. Bill over 0.50. Wilson's Plover. (Hypothetical List). 

 §§. Bill under 0.50. 



a'. Feet webbed at base ; a black line from eye to bill. Semipal- 



mated Plover, 

 a'. Feet not webbed at base ; no line from eye to bill, 

 b'. Black patches on side of chest not connected. Piping 



Plover, 

 b*. Black patches on side of chest connected, forming a con- 

 tinuous band across chest. Belted Piping Plover. 



Genus SQUATAROLA Cuvier. 



•^ 270. Squatarola squatarola (lAnn.^ . Black-bellied Plover; 

 Helvetian Plover; Beetle-head; Ox-eye; Whistling Field 

 Plover; Bull-head Plover; Swiss Plover. 



Plumage of summer adults : above black, more or less white borderings 

 to the feathers ; tail white, black barred ; lower belly and under tail coverts 

 white ; sides of head, neck and other under parts black. Plumage of winter 

 adults : above blackish with grayish spottings ; below white with grayish 

 streaks on breast and sides. Immature plumage : black above with streaks 

 on head and neck and spots on the back of yellow ; below white with streaks 

 of grayish on breast and sides. Toes always four, the hind one rudimentary 

 but plainly evident. Wing 7.30 to 7.80 ; culmen 1.14 ; tarsus 1.92. 



Geog. Dist. — Cosmopolitan ; breeding in Arctic regions ; on the American 

 side migrating south through the United States and wintering from Florida 

 to the West Indies, Brazil and Columbia. 



County Records. — Androscoggin ; (Pike). Cumberland ; common, (Brock). 

 Hancock; occasionally common on the islands, (Knight); migrant, (Dorr). 

 Knox; migrant, (Rackliff). Lincoln; seen on Western Egg Rock, June 24, 

 1895, (Norton). Penobscot; a specimen killed on Sunkhaze Stream is in 

 the University of Maine collections, (Knight). Sagadahoc; common fall 

 and spring, (Spinney). Waldo; occasionally seen inconsiderable numbers 

 in fall, (Knight). Washington; not very common, (Bosirdman); common 

 in fall, a few in spring, (Clark). 



During the fall this species occurs generally along the coast 

 from the second week in August until October and is occasion- 

 ally locally common at this season. In the spring it is much 



