OP THE UPPER MISSOURI. 
165 
Chrysomitris tristis, Bonap. 
Yellow Bird. Baird, General Beport on Birds, p. 421. 
Very abundant throughout the Northwest. Common from the Atlantic to the Pacific. 
Chrysomitris pinus, Bonap. 
Pine Finch. Baird, General Report on Birds, p. 425. 
This species was observed in but one locality on the Missouri, and that was between 
Fort Union and Fort Benton. 
CURYIROSTRA AMERICANA, Wils. 
Red Crossbill. Baird, General Report on Birds, p. 426. 
Quite abundant in the mountain ranges, where it feeds upon the seeds of the different 
kinds of Pine cones. 
CURYIROSTRA LEUCOPTERA, Wils. 
White-winged Crossbill. Baird, General Report on Birds, p. 427. 
Associated with the preceding species, with habits quite similar. Abundant in the La¬ 
ramie range of mountains. 
Plectrophanes ornatus, Towns. 
Chestnut-collared Bunting. Baird, General Report on Birds, p. 435. 
This species seems to be peculiar to the prairie country of the Upper Missouri, and is 
quite abundant. Five specimens were collected. 
Plectrophanes melanomus, Baird. 
Black-shouldered Longspur. Baird, General Report on Birds, p. 436. 
This bird has a much wider range, extending along the eastern slope of the Pocky 
mountains to Mexico. It is not abundant along the Missouri. Two specimens were col¬ 
lected in the Black hills, and one on the Niobrara river. 
Plectrophanes Maccownii, Lawr. 
Maccown’s Longspur. Baird, General Report on Birds, p. 437. 
Panges like the preceding species over a large area of the West. We did not observe 
it along the Missouri. But three specimens were collected near the Black hills. 
Passerculus savanna, Bonap. 
Savannah Sparrow. Baird, General Report on Birds, p. 442. 
Very abundant on the Western prairies. 
Pooecetes gramineus, Baird. 
Grass Finch. Baird, General Report on Birds, p. 447. 
Abundant on the broad upland prairies of the far West. It is diffused over Kansas and 
Nebraska. 
