1904.] NATURAL SCIENCES OF PHILADELPHIA. 583 



*Carpodacus mexioanus frontalis (Say). House Finch. 

 A few. 



Astragalinus psaltria (Say). Arkansas Goldfinch. 



Common. 



Spinus pinus (Wils.). Pine Siskin. 



Common. Habits similar to the goldfincli. 



*Passer domesticus (Linn.). English Sparrow. 



Reached Potter Valley in 1900. 



*Cliondestes grammacus strigatus (Sw.). Western Lark Sparrow. 



Only in Potter Valley. 



Spizella socialis arizonae Coues. Western Chipping Sparrow. 



Everywhere. 

 Junco oregonus thurberi (Anthony). Thurber's Junco. 



Common, especially on Mount Sanhedrin. 



Melospiza cinerea samuelis (Baird). Samuel's Song Sparrow. 



Nest in swamps. Only one specimen secured which is rather more 

 rusty than samuelis, and possibly inclines toward deonensis. 

 *Passerella iliaoa megarhyncha (Baird). Thick-billed Sparrow. 



Only on the top of Blount Sanhedrin and adjoining ridge, in the 

 brush. 

 *Oreospiza chlorura (Aud). Green-tailed Towhee. 



Associated with the preceding species. 

 Pipilo maculatus megalonyx (Baird). Spurred Towhee. 



Common in brush. Specimens are somewhat intermediate, the bill 

 is distinctly narrower than in true oregonus, and there is more white 

 above and on the outer rectrices. Compared with megalonyx from 

 Arizona, there is not nearly so much white and the brown is decided!}' 

 paler, 



*Pipilo fuscus crissalis (Vig.). California Towhee. 



Common. 



Zamelodia melanocephala (Sw.). Black-headed Grosbeak. 



Very common, and destructive to blackberry crop 

 Cyanospiza amoena (Say). Lazuli Bunting. 



Common. 



Piranga ludoviciana (Wils.). Lousiana Tanager. 



Very common in spruces and oaks. 



♦Hirundo erythrogaster Bodd. Barn Swallow. 

 Only observed in Potter Valley. 



