11 



to the eastward, and the other the sage brush wastes and other local- 

 ities in the valleys. The first two sets are included in lists under the 

 head of n, d ; the other was composed of the following species, in- 

 habiting chiefly the sage brush and meadows : 



(Sage-brush plains,') 



1. Oreoscoptes montanus. Very abundant. 



2. Eremophila alpestris chrysolsema. Common. 



3. Collurio Ludovicianus excubitoroides. ._ Common. 



4. Poospiza Belli Nevadensis. Very abundant. 



5. P. bilineata. Eare. 



6. Spizella Breweri. Abundant. 



7. Chondestes grammaca. Common. 



8. Antrostomus Nuttalli. Common. 



9. Chordeiles popetue Henryi. Common. 



10. Speotyto cunicularia hypogaea. Bare. 



11. Zenaidura Carolinensis. Very abundant. 



12. Centrocercus urophasianus. Eare. 



(River valley.') 



1. Geothlypis trichas. Common. 



2. Icteria virens longicauda. Common. 



3. Pyranga Ludoviciana. Common. ^ 



4. Vireo gilvus Swainsoni. Abundant. 

 6. Pooecetes gramineus conflnis. Eare. 



6. Passerculus savanna alaudinus. Common. 



7. Coturniculus passerinus perpallidus. Common. 



8. Hedymeles melanocephalus. Common. 



9. Cyanospiza amcena. Common. 



10. Carpodacus frontalis. Common. 



11. Melospiza melodia Heermanui. Common. 



12. Pipilo erythrophthalmus Oregonus. Common. 



13. Agelaius phoeniceus. Abundant. 



14. Xanthocephalus icterocephalus. Abundant. 



15. Sturnella neglecta. Abundant. 



16. Icterus Bullocki. Abundant. 



17. Pica melanoleuca Hudsonica. Very abundant. 



18. Tyrannus verticalis. Very abundant. 



19. Contopus Eichardsoni. Abundant. 



20. Empidonax pusillus. Abundant. 



21. Otus vulgaris Wilsonianus. Common. 



22. Bubo Virginianus arcticus. Eare. 



23. Falco sparverius. Very abundant. 



24. JSgialitis vociferus. Abundant. 



