EGGS OF NORTH AMERICAN BIRDS. 95 



dotted, and lined with reddish brown and umber, usually- 

 more thickly on the larger end, with a few paler shell markings 

 scattered over the surface; .65 -j- .90 to .75 -\- 1.07. Nests 

 placed in trees, bushes, or on tussocks of grass, cup-like, com- 

 posed of coarse grass and weeds, lined with finer material. 

 Breeds throughout North America, from Great Slave Lake 

 southward, in April and May. 



498a. SoNORAN Blackbied, Agelams phceniceus sonoriensis. 

 Eggs, similar to those of No. 498. Breeds in Northern New 

 Mexico and the lower Colorado valley, in Southern California 

 and Arizona south to Mazatlan. See Ridgway in "Manual of 

 North American Birds," 1887. 



4986. Bahaman Red-winged Blackbird, Agelaius phceni- 

 ceus bryanti. Eggs, 2 and 3, similar to those of No. 498. 

 Nests placed in grass tops or in holes of trees. Breeds in the 

 Bahamas, Miami, Southern Florida, and on the Florida Keys, 

 in April. See Ridgway, " Manual nf North American Birds," 

 1887, and Maynard in new edition of " Birds of Eastern North 

 America," 1889. 



499. BicoLORED Blackbird, Agelaius giihernator. Eggs, 

 indistinguishable from those of No. 498, and the nests and 

 nesting habits are similar. Breeds in the Pacific province of 

 the United States, south into Western Mexico, in April and 

 May. 



500. Tricolored Blackbird, Agelaius tricolor. Eggs, 3 or 

 4, on the average indistinguishable from those of No. 498, but 

 some specimens appear to be of a brighter blue, and the nests 

 and nesting habits are similar. Breeds in the Pacific province 

 of the United States, from the Columbia River southward, in 

 April. 



501. IAka-dow-j.kick, Sturnella magna. (Type, Plate VIII.) 

 Eggs, 4 to 6, oval, white, spotted and blotched with reddish 

 brown and lilac, more thickly on the larger end; .70 -f- 1.05 

 to .80 -j- 1.15. Nests composed of grass, etc., placed on the 

 ground and often dome-shaped. Breeds throughout Eastern 



