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. Orcoscoptes raontanus. Very abundant, 



2. Eremophila alpestris chrysolsema. Common. 



3- Collurio Ludovicianus excubitoroides. Common. 



4. Poospiza Belli Nevadeusis. Very abundant. 



5. P. bilineata. Pare. 



6. Spizella Breweri. Abundant. 



7. Choudestes grammaca. Common. 



8. Antrostomus Nuttalli. Common. 



9. Chordeiles popetue Heuryi. Common. 



10. Speotyto cunicularia hypoga3a. Pare. 



11. Zenaidura Carolinensis. Very abundant. 



12. Ceutrocercus urophasianus. Pare. 



{River valley.') 



1. Geothlypis trichas. Common. 



2. Icteria vireus longicauda. Common. 



3. Pyranga Ludoviciana. Common. 



4. Vireo gilvus Swaiusoui. Abundant. 



5. Pooecetes gramineus confiuis. Rare. 



6. Passerculus savanna alaudinus. Common. 



7. Coturuiculus passerlnus perpallidus. Common. 



8. Hedymeles melanocephalus. Common. 



9. Cyauospiza amoeua. Common. 



10. Carpodacus frontalis. Common. 



11. Melospiza melodia Heermanni. 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 Richardsoni. Abundant. 



20. Empidonax pusillus. Abundant. 



21. Otus vulgaris Wilsonianus. Common. 



22. Bubo Virginianus arcticus. Rare. 



23. Falco sparverius. Very abimdant. 



24. ^gialitis vociferus. Abundant. 



