INTRODUCTION Ixi 



Loxia curvirostra bendirei : 1 Sierra Crossbill. Rare and irregular winter 

 visitant. 



Astragalinus tristis salicamans : Willow Goldfinch. Common resident of 

 the lowlands. 



Astragalinus psaltna : Arkansas Goldfinch. Abundant resident of the 

 valley. 



Astragalinus lawrencei ; Lawrence Goldfinch. Fairly common spring and 

 summer visitant to 'the mountains and mesas. 



Spinuspinus : Pine Siskin. --Irregular winter visitant anywhere. 



Po(cetes gramineus conjinis : Western Vesper Sparrow. Fairly common 

 winter visitant on the mesas. 



Pocecetes gramineus affinis : Oregon Vesper Sparrow. Fairly common 

 winter visitant to the valley. 



Aitiinodramus sandicichen.sis alaudinus: Western Savanna Sparrow^ 

 Abundant winter visitant to the ^owland plains. 



Ammodramus sarannarum bimaculatus : Western Grasshopper Sparrow. 

 Rare winter visitant to the valley. 



Chondestes grammaciis striyatus : Western Lark Sparrow. Common resi- 

 dent of the valley. 



Zonotrichia lrn<-)>hrys yantbelii : Intermediate Sparrow. Abundant winter 

 visitant to the valley. 



Zonotrichia coronata : Golden-crowned Sparrow. -- Common winter visitant 

 to the foothill regions. 



Hpizella socialis arizome : Western Chipping Sparrow. Common summer 

 visitant, everywhere ; less common during the winter on the mesas only. 



Xpizella breireri : Brewer Sparrow. - - Rare migrant along the foothills. 



X]>izella atroyidaris : Black-chinned Sparrow. Rare summer visitant on 

 the mountain slopes. 



Junco kye mail's : Slate-colored Junco. - - Rare winter visitant to the valley. 



Jtinco hyemalis thurberi : Sierra Junco. Common midwinter visitant to 

 the valley : resident in the mountains. 



Amphispiza belli : Bell Sparrow. -- Fairly common resident on the mesas. 



Aimophilfi rnficeps: Rufous-crowned Sparrow. Rare resident of the 

 foothills. 



^felospiza cinerea cooper i : l San Diego Song Sparrow. Common resident 

 of the lowlands. 



Mrlospiza lincolnii : Lincoln Sparrow. - - Fairly common migrant and winter 

 visitant in the valley. 



Passerella iliaca insuiaris : Kadiak Fox Sparrow. 1 Common winter vis- 

 itant on the mountains. 



Passerella iliaca megarhyncha : Thick-billed Fox Sparrow. Fairly com- 

 mon winter visitant on the mountains. 



Pipilo maculatus megalonyx : Spurred Towhee. Common resident of 

 brushlands everywhere. 



Pipihfuscus senicula : Anthony Towhee. --Abundant resident of the val- 

 ley. 



Oreospiza chlornra : Green-tailed Towhee. Rare migrant along the foot- 

 hills. 



Zamelodia melanocephala : Black-headed Grosbeak. Common summer 

 visitant to the valley. 



Gniraca ccerulea lazula : Western Blue Grosbeak. Rare summer visitant 

 on the mesas. 



Cyanospiza amcena: Lazuli Bunting. Common summer visitant to the 

 foothills and mesas. 



1 Not yet acted on by A. O. U. committee. (F. M. B.) 



