306 Richmond and Knowlton on Montana Birds. Toct 



68. Chondestes grammacus strigatus. Western Lark Sparrow. — 

 A few seen during August, when two immature birds were obtained. 



69. Zonotrichia leucophrys intermedia. Intermediate Sparrow. — 

 Very common in the valleys after the first of September. Breeds in the 

 mountains, where it was noted on Traill Creek in July. 



70. Spizella socialis arizonse. Western Chipping Sparrow. — 

 Common. 



71. Spizella breweri. Brewer's Sparrow. — Commonly found in 

 rocky ravines among the foothills, in stubby pines and brush. 



72. Junco hyemalis shufeldti. Shufeldt's Junco. — Three specimens 

 of this form were taken at Taylor's Fort (alt. 7500 feet), September 7 

 and 8. 



73. Junco annectens. Pink-sided Junco. — Commonly found in the 

 valleys after the first of September. It was more abundant in the 

 mountains, where it breeds. Young birds were taken at Mystic Lake 

 late in July. 



74. Melospiza fasciata montana. Mountain Song Sparrow. — Very 

 common. 



75. Melospiza lincolni. Lincoln's Sparrow.— Rather common. 

 Noted in the valleys, where several specimens were secured in the early 

 part of September. A Falco ric.hardso?iii shot September 23 had the 

 remains of one in its stomach. It breeds in the mountains, where, at 

 Traill Creek, a young bird was secured July 29. 



76. Pipilo maculatus arcticus. Arctic Towhee. — Quite common in 

 ravines leading into the foothills. Young birds noted in August. 



77. Pipilo chlorurus. Green-tailed Towhee. — Uncommon, in 

 situations similar to that of the preceding. 



78. Habia melanocephala. Black-headed Grosbeak.— Several 

 noted, including young birds hatched in the vicinity. 



79. Passerina amcena. Lazuli Bunting. — Quite common in the 

 valleys and foothills; breeds. 



So. Piranga ludoviciana. Louisiana Tanager. — A few seen in 

 September at the lower elevations. Noted common and breeding at 

 Mystic Lake late in July. 



81. Petrochelidon lunifrons. Cliff Swallow. — Quite common. 



82. Chelidon erythrogastra. Barn Swallow.— Abundant. We 

 found them gathered in long strings on the telegraph wires early in 

 September. 



83. Tachycineta bicolor. Tree Swallow. — Common. A colony 

 noted about the middle of August in a clump of cottonwoods, where the 

 old birds were still feeding young. 



84. Clivicola riparia. Bank Swallow. — Common; young birds barely 

 able to fly were observed after the middle of August, and some of the 

 nests were apparently- still occupied. It may be interesting to note in 

 this connection that in the neighborhood of Washington, D. C, at this 

 date, the resident Bank Swallows have long since finished nesting and 



