114 EGGS OF NORTH AMERICAN BIRDS. 



582. Aleutian Song Sparrow, Melospiza cinerea. Eggs, 

 pale greenish, spotted and blotched with reddish brown and 

 umber ; ,64 -|- .88 to .65 -\- .90. Breeds in the Aleutian and 

 Prybilof Islands, and east to Fort Kenai, Alaska. 



583. Lincoln's Sparrow, Melospiza lincolni. Eggs, 4 or 

 5, rounded oval, pale green, dotted and spotted with reddish 

 brown, often so thickly as to conceal the ground color ; .58 -j- 

 .72 to .60 -\- .74. Nests placed on the ground, composed of 

 grass. Breeds throughout North America, generally north of 

 the United States, but occasionally as far south as Massachu- 

 setts and Ohio, in June. 



584. Swamp Sparrow, Melospiza georgiana. Eggs, 4 or 5, 

 oval, pale blue, spotted, blotched, and marked with large, 

 somewhat suffused, splashes of reddish brown and lilac ; .56 -j- 

 .75 to .60 -|- .80. The rather suffused larger blotchings sepa- 

 rate them from those of No. 581. Nests placed on the 

 ground, composed of giass and roots, lined with grass. 

 Breeds in Eastern North America, from the Northern States 

 north to Labrador, in May and June. 



585. Fox Sparrow, Passerella iliaca. Eggs, 4 or 5, oval, 

 pale green, spotted, blotched, and dotted irregularly with 

 reddish brown, with an under tint of lilac ; .65 -|- .85 to .67 -f- 

 .86. Nests almost always placed on the ground, composed of 

 grass and moss, lined with feathers. Breeds in Eastern North 

 America, north of the United States, in May and June. 



585a. Townsend's Sparrow, Passerella iliaca laialasch- 

 cefisis. Eggs, 3 or 4, pale green, spotted, principally about 

 the larger end, with two shades of bi'own and lavender ; .64 -|- 

 .87 to .65 -j- .98. Nests placed in bushes or at an elevation 

 above the ground, composed of bark and grass. Breeds in the 

 Pacific coast region, north of the United States, in June. 



5856. Thick-billed Sparrow, Passerella iliaca megarhyn- 

 cha. Eggs, not dissimilar from those of No. 585a. Breeds in 

 the Sierra Nevada and Coast Range, California, in June and 

 Julv. 



