102 i:ggs of north American birds. 



529. American Goldfinch, Spinus trlstis. (Ts-iio, Plate 

 IX.) Eggs, short, ova], pale blue, usually uTiiuarkcd, rarely 

 finely dotted ; .48 -\- .62 to .50 -|- .65. Nests placed in trees, 

 composed of strips of bark and j^Iant fibres, lined with thistle- 

 down. Breeds from the middle districts of the United States, 

 northward, in July and August. 



530. Arkansas Goldfinch, Spinus psaltria. Eggs, simi- 

 lar to those of No. 529, but are, perhaps, a little smaller, and 

 the nests and nesting habits are similar. Breeds in Western 

 United States, from the plains to the Pacific, and from 

 Colorado and Utah southward to Sonora, in June. 



530«. Arizona Goldfinch, Spimis psaltria arizonce. Eggs 

 and nests indistinguishable from those of No. 530. Breeds in 

 Soutiiern New Mexico and Southern Arizona, southward into 

 Northern Mexico. 



5805. Mexican Goldfinch, Spinus psaltria mexicamis. 

 Eggs and nests do not probably differ froin those of No. 530. 

 Breeds in the valley of the Lower Itio Grande, Texas, south- 

 ward through Mexico and Centi-al America to Panama. 



531. Lawrence's Goldfinch, Spinus lawrencei. Eggs, 4 

 or 5, pure white ; .45 -\- .58 to .46 -\- .60. The white color is 

 characteristic. Nests, placed in trees, composed of weed stalks 

 and grass, lined with finer material. Breeds in California, in 

 May. 



532. Black-headed Goldfinch, Spinus notatns. Eggs, 

 probably similar to those of No. 530. Extralimital ; breeds in 

 Mexico ; bird accidental in Kentucky. 



533. Pine Siskin, Spinus pinus. Eggs, 4 or 5, rouiuled 

 oval, pale bluish green, spotted and dotted sparingly, but 

 rather more thickly on the larger end, with blackish and pale 

 lilac ; .50 + .70 to .52 -f .72. Resemble those of No. 527, 

 but are bluer. Nests placed in trees and bushes, composed of 

 twigs, and lined with hair. Breeds throughout North America, 

 generally north of the United States, occurs southward along 

 the mountain ranges, and rarely nests as far south as Massa- 

 chusetts, in June. 



