Nelson.] 340 [January 20, 



LANIID^l. 



12. Collurio ludovicianus var. excubitoroides Coues. 

 White-rumped Shrike. A few seen in the sage brush. They were 

 so unsuspicious that they allowed me to approach within a few yards. 



FRINGILLID^. 



13. Pocecetes gramineus var. confinis Baird. Grass 

 Finch. Common, frequenting the border of the sage brush. 



14. Coturniculus passerinus var. perpallidus Ridg. 

 Yellow-winged Sparrow. Abundant, frequenting the grassy fields. 

 Their habits are the same as those of the eastern species, singing 

 from the top of a tall weed for an hour at a time. 



15. Melospiza melodia var. fallax Ridg. Not common. 

 One nest was found in a tuft of grass near a small slough, containing 

 four eggs, resembling those of the common song sparrow. 



16. Spizella pallida var. Breweri Coues. Brewer's Spar- 

 row. Common in the sage brush. 



17. Spizella SOCialis Bonap. Chipping Sparrow. Not com- 

 mon. Frequented open ground near the Fort. 



18. Zonotrichia leucophrys var. intermedia Ridg. 

 White-crowned Finch. Common in the willows along the stream. 



19. Goniaphea melanocephala Gray. Black-headed Gros- 

 beak. Common. They kept so near the creek that nearly all I shot 

 fell into the water. 



20. Cyanospiza amcena Baird. Lazuli Finch. Abundant. 

 Morning and evening they could be heard singing from the tops of 

 tall bushes, often several at once, as though trying to outrival each 

 other. 



21. Pipilo chlorurus Baird. Green-tailed Finch. Common. 

 Their habits resemble those of a cat bird. They prefer keeping in 

 the trees and when alarmed by anything below they ascend to the 

 top of the trees by successive hops. 



ICTERIM3. 



22. Molothrus pecoris Sw. Cow Bird. Not common. The 

 only one seen was a young one nearly full grown, which was taken 

 the first of July. 



23. Sturnella magna var. neglecta All. Western Lark. 

 Common. Found a nest the first of July containing five eggs. The 



