North American Birds Eggs. 267 



58 (a. Desert Song Sparrow. Mcloftpiza ciiifrea friUax. 



Range, — Desert regions of southern Nevada, Arizona and southeastern Cali- 

 fornia. Tlie eggs of this very pale form are the same as those of tlie last. 

 58 1b. Mountain Song Sparrow. M. r. montanti. 



Range. — Rockies and the Great Basin from Oregon and Montana southward. 



This variety is paler than the Song Sparrow but darker than lallax. Eggs the 

 same. 

 581c. Heermann Song Sparrow. M. c. hecrmanni. 



Range. — California, west of the Sierra Nevadas. 



Similar to inchxh'a but with less brown and the markings blacker and more 

 distinct. The nesting habits are the same and the eggs similar to large dark 

 specimens of the eastern Song Sparrow. Size .85 x .62. 

 58 Id. Samuels Song Sparrow. M. c. Mimurlis. 



Range. — Coast regions of California, chiefly in the marshes. 



Similar to the last but smaller. They nest on the ground in marsh grass, 

 usually in sandy districts along the shore. The eggs average smaller than those 

 of mcUiilia. Size .78 x .58. 

 58 le. Rusty Song Sparrow. M. c. miirphiiu. 



Range. — Pacific coast of Oregon and British Columbia. 



A dark species with the upper parts dark reddish brown and heavily streaked 

 with the same below. The nesting habits and eggs are like those of inelodia. 

 58 If. Sooty Song Sparrow. M. c. rufiiia. 



Range. — Pacific coast from British Columbia to Alaska. 



A darker bird, both above and below, even than the last. Eggs like the last 

 but averaging a trifle larger. Size .82 x .62. 

 58 I g. Brown Song Sparrow. M. c. ripularis. 



Range. — Southern Lower California. 



A light colored form like the Desert Song Sparrow; said to build in cat tails 

 above water as well as on the ground; eggs not different from others of the 

 genus. 

 58 I h. Santa Barbara Song Sparrow. M. r. gramiiied. 



Range. — Breeds on Santa Barbara Islands; winters on adjacent coast of Cali- 

 fornia. 



A variety of the same size but palerthan.sY(/in(r//,s. Nestingoreggs notpeculiar. 

 58 I i. San Clemente Song Sparrow. M. c. cUmciitie. 



Range. — San Clemente and Santa Rosa Island of the Santa Barbara group. 



Slightly larger than the last; habits and eggs the same. 

 58 I j. Dakota Song Sparrow. M. r. juddi. 



Range. — North Dakota, breeding in the Turtle Mountains. 



Practically indistinguishable from the common Song Sparrow; the eggs will 

 not differ. 

 58 1k. Merrill Song Sparrow. M. r. merrilli. 



Range.— Northwestern United States; eastern Oregon and Washington to 

 Idaho. 



Very similar to, but lighter than the Rusty Song Sparrow. 

 58 11. Alameda Song Sparrow. M. c. pusillula. 



Range. Salt marshes of San Francisco Bay, California. 



Similar to, but still smaller than Samuel Song Sparrow. Eggs will not differ. 

 58 1m. San Diego Song Sparrow. M. r. cooperi. 



Range.— Southern coast of California; north to Monterey Bay. 



Similar to, but smaller and lighter than heermaiini. 

 58 In. Yakutat Song Sparrow. M. c. rauriiin. 



Range. — Coast of Alaska from Cross Sound to Prince Williams Sound. 



Similar to the Sooty Song Sparrow but larger and grayer. Eggs probably 

 average larger. 

 58 10. Kenai Song Sparrow. M. c. keiiaicnsis. 



Range. — Kenai Peninsula on the coasts. 



Like the last but still larger; length about 7 inches. 



