TO YELLOWSTONE NATIONAL PARK. ce 
38. PLECTROPHANES MACCOWNIT, Lawr. 
Maccown’s LONGSPUR. 
Abundant, breeding on the plains in company with the preceding. I secured many fully- 
fledged birds of the year late in July. 
39. PASSERCULUS SAVANNA, ( Wils.) Bp. 
SAVANNAH SPARROW. 
Quite common about Camp Baker. 
40. POOCETES GRAMINEUS CONFINIS, (@m.) Baird. 
Grass FINCH; BAY-WINGED BUNTING. 
Abundant everywhere on the plains. 
41. COTURNICULUS PASSERINUS PERPALLIDUS, ( Wils.) Ridyway. 
YELLOW-WINGED SPARROW. 
Common on the plains near the Missouri. 
42, MELOSPIZA MELODIA FALLAX, (Wils.) Ridgway. 
WESTERN SONG SPARROW. 
Common in the mountains, especially in low brush along the banks of streams, but so shy as 
to be quite difficult of approach. 
43, JUNCO OREGONUS, (Zowns.) Sel. ° 
OREGON SNOWBIRD. ; 
Very abundant in the mountains of the Yellowstone Park. 
44, SPIZELLA MONTICOLA, (@m.) Baird. 
TREE SPARROW. 
Three or four individuals of this species were seen in the Bridger Mountains early in Sep- 
tember. 
45. SPIZELLA SOCIALIS ARIZONA, ( Wils.) Coues. 
WESTERN CHIPPY. 
Abundant in the mountains. 
46. SPIZELLA PALLIDA, (Sw.) Bp. 
CLAY-COLORED SPARROW. 
Abundant on the plains in bushy ravines and along the river-bottoms. 
47. ZONOTRICHIA LEUCOPHRYS, (Forst.) Sw. 
WHITE-CROWNED SPARROW. 
This species was abundant in the Yellowstone Park. It was seen during August and Septem- 
ber in small flocks of ten or twelve individuals, old and young, feeding on the ground in company 
with S. arctica and a host of small sparrows. 
