?IO Mitchell, Summer Birds of Sail Miguel Coiuity. joct. 



60. Spizella socialis arizonse. Western Chipping Sparrow. — 

 Abundant up to 9,000 feet, breeding most commonly at 7,000. 



61. Junco phaeonotus dorsalis. Red-backed Junco. — Abundant. 

 Most common at 8,000 feet, breeding in clumps of scrub-oak on hillsides. 



62. Melospiza fasciata montana. Mountain Song Sparrow. — Com- 

 mon, breeding from 7,000 to 9,000 feet. Song differs considerably from 

 that of the eastern species. 



63. Oreospiza chlorura. Green-tailed Towhee. — Common breeder 

 from 7,000 to 9,000 feet. Nests in pastures and cleared land. 



64. Pipilo fuscus mesoleucus. Canon Towhee. — Common. Breeds 

 abundantly in scrub growths along the Gallinas Caflon, the last of April. 



65. Pipilo aberti. Abert's Towhee. — Fairly common but not nearly 

 as much so as the two preceding species. Common up to 9,000 feet. 



66. Zamelodia melanocephala. Black-headed Grosbeak. — Only 

 fairly common. Breeds from 8,000 feet down. 



67. Petrochelidon lunifrons. Cliff Swallow. — Abundant. Nests in 

 cliffs and under eaves of residences in the county. Occurs up to 8,000 

 feet. 



68. Tachycineta thalassina. Violet-green Swallow. — Abundant 

 up to 8,000 feet and occasionally higher, but the bulk breeds at the above 

 altitude. Hollow trees are sometimes resorted to for nesting. 



69. Vireo solitarius plumbeus. Plumbeous Vireo. — Common in the 

 mountains up to 9,000 feet. 



70. Vireo huttoni stephensi. Stephens's Vireo. — Fairly common, 

 breeding at 8,000 feet. 



71. Dendroica sestiva. Yellow Warbler. — Fairly common in settled 

 localities but not found in the mountains. 



72. Dendroica graciae. Grace's Warbler. — Rare. Found a pair, 

 evidently nesting, on June 12 at an altitude of 8,500 feet. Have seen 

 very few and did not succeed in taking the nest. 



73. Cinclus mexicanus. American Dipper. — Abundant. Most com- 

 mon from 8,000 feet up. Took several sets, from May 3 to May 16, each 

 containing five fresh eggs. Two broods are raised, the second set of 

 eggs being laid about July i- 



The Dipper is persecuted by the Mexicans who say it destroys young 

 trout. 



74. Salpinctes obsoletus. Rock Wren. — Common. Breeds in crevi- 

 ces of boulders and stone walls, most commonly at from about 8,000 feet 

 down. 



75. Catherpes mexicanus conspersus. Canon Wren. — Fairly com- 

 mon, breeding commonly at 8,000 feet. 



76. Thryothorus bewickii leucogaster. Baird's Wren. — Common. 

 Breeds in dead pine stubs and deserted Woodpecker and Nuthatch holes. 

 The great bulk breed below 8,000 feet. 



77. Troglodytes aedon aztecus. Western House Wren. — Abun- 

 dant up to 10,000 feet. Raises two broods. 



