INTRODUCTION Ixi 



Loxia ciirvirostra bemlirei : ^ iSierra Crossbill. — Rare and irregular winter 

 visitant. 



Astragalifius tristis aalicainans : Willow Goldfinch. — Common resident of 

 the lowlands. 



Astragalinus psaltria : Arkansas Goldfinch. — Abundant resident of the 

 valley. 



Astragalinus laurencei : Lawrence Goldfinch. — Fairly common spring and 

 summer visitant to the mountains and mesas. 



Spimts pinus : Pine Siskin. — Irregular winter visitant anywhere. 



Pocecetes gramineus conjinis : Western Vesper Sparrow. — Fairly common 

 winter visitant on the mesas. 



Pocecetes gramineus a (finis: Oregon Vesper SpaiTow. — Fairly common 

 winter visitant to the valley. 



Ammodramus sandwichensis alaudinus: Western Savanna Sparrow. — 

 Abundant winter visitant to the Rowland plains. 



Ammodramus savannarum bitnaculatus : Western Grasshopper Sparrow. — 

 Rare winter visitant to the valley. 



Chondestes grammarus strigatus : Western Lark Sparrow. — Common resi- 

 dent of the valley. 



Zonotrichia leucophrys gambelii : Intermediate Sparrow. — Abundant winter 

 visitant to the valley. 



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

 to the foothill regions. 



Spizella sorialis arizome : Western Chipiiing Sparrow. — Common summer 

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



Spizella hreweri : Brewer Sparrow. — Rare migrant along the foothills. 



Spizella atrogularis : Black-chinned Sparrow. — Rare summer visitant on 

 the mountain slopes. 



Junco ht/emalis : Slate-colored Junco. — Rare winter visitant to the valley. 



Junco hyemalis thurberi : Sierra Junco. — Common midwinter visitant to 

 the valley : resident in the mountains. 



Amphispiza belli : Bell Si)arrow. — Fairly common resident on the mesas. 



Aimophila rnjireps : Rufous-crowned Sparrow. — Rare resident of the 

 foothills. 



Melospiza cinerea cooj)eri : ^ San Diego Song Sparrow. — Common resident 

 of the lowlands. 



Melospiza linrolnii : Lincoln S))arrow. — Fairly common migrant and winter 

 visitant in the valh-v. 



Passerella iliaca insutaris : Kadiak Fox Sparrow.^ — Common winter vis- 

 itant on the mountains. 



Passerella iliaca megar/if/ncha : Thick-billed Fox Sparrow. — Fairly com- 

 mon winter visitant on the mountains. 



Pipilo macnlatns megaloni/.r : Spurred Towhee. — Common resident of 

 brushlands everywhere. 



I*ij)ih) fuscus senicula : Anthonv Towhee. — Abundant resident of the val- 

 ley. ■ ' ^ 



(heospiza rhlorura : Green-tailed Towhee. — Rare migrant along the foot- 

 hills. 



Zamelodia mtlanoiip/ndti : IJ]ack-ln';idi'd (irosbeak. — Common summer 

 visitant to the vallt-y. 



(iniraca carulni lazula : WestcMii Blui' (irosbeak. — Rare summer visitant 

 on tlu' mnsas. 



Cjianospiza fiinniiii: L.r/.uli iJunting. Ccimmou summer visit.iut to tlu' 

 foothills and nx-sas. 



' Not yet a<t«'(l on by A. 0. U. couiiuittcf. (F. M. B.) 



