Ixxxii INTRODUCTION 



Mimus polyglottos leucopterus : Western Mockingbird. — Common resident 



throughout the reg-ion up to 5000 feet. 

 Toxostoma bendirei : Bendire Thrasher. — Resident on the plains from 



Tucson southward, and quite common about Florence in the warmer 



months. Breeds in Catalinas below 4000 feet. 

 Toxostoma curvirostre palmeri: Palmer Thrasher. — Common resident in 



choUa cactus region. 

 Toxostoma crissalis : Crissal Thrasher. — Apparently resident throughout 



the region. 

 Heleodytes hrunneicapillus : Cactus Wren. — Common resident throughout 



the region below 4000 feet. 

 Salpinctes obsoletus : Rock Wren. — More or less abundant in the counties 



considered. 

 Catherpes mexicanus conspersus : Canyon Wren. — Resident in mountain 



canyons up to 5000 feet. 

 Thryomanes hewickii leucogaster : Baird Wren. — Resident in the Catalinas 



and Pinal Mountains up to about 0000 feet. 

 Troglodytes a'edon aztecus : Western House Wren. — Breeds in pine re- 

 gions. 

 Cistothorus palustris plesius : Western Marsh Wren. — One taken by Mr. 



Brown near Tucson. 

 Certhia fa miliar is albescens: Mexican Creeper. — One taken in pine forests 



of Catalinas in April. 

 Sitta carolinensis aculeata : Slender-billed Nuthatch. — Common resident in 



pine woods and higher altitudes. 

 Sitta canadensis : Red-breasted Nuthatch. — One taken at 4500 feet in the 



Catalinas. 

 Sitta pygmcea : Pygmy Nuthatch. — Found in pine forests of Pinal and 



Catalina Mountains. 

 Parus woUweberi : Bridled Titmouse. — Rather common resident of the 



oak region in the Pinal and Catalina Mountains. 

 Psaltriparus plumbeus : Lead-colored Bush-Tit. — Resident in the Cata- 

 linas up to about 7500 feet. 

 Auriparus Jlaviceps : Verdin. — Resident throughovit the entire region up 



to 400) feet. 

 Begulus calendula : Ruby-crowned Kinglet. — Common migrant and 



winter resident in the oak belt. 

 Polioptila ccerulea obscura : Western Gnatcatclier. — Breeds commonly in 



the Catalinas, but winters on the plains and mesas. 

 Polioptila plumbea : Plumbeous Gnatcatcher. — Common resident about 



Tucson and in valley of San Pedro. 

 Myadestes townsend i i : Townsend Solitaire. — Found in the mountains. 

 Hylociclda fuscescens salicicola : Willow Thrush. — One taken by Mr. Brown 



at Tucson. 

 Hylocichla guttata : Alaska Hermit Thrush. — Winter visitant. 

 Hylociclda guttata auduboni : Audubon Hermit Thrush. — Three speci- 

 mens taken. 

 Merula migratoria propinqua : Western Robin. — Common winter resident, 



8500 to 6000 feet. 

 Sialia mexicana occidentalis : Western Bluebird. — Winter resident of the 



foothills ; also breeds in small numbers in the Catalinas. 

 Sialia arctica : Mountain Bluebird. — Irregular fall and winter visitant of 



the foothills. 



