I mh X 



Wilder, Harry E., 199, 375. 

 Willow, desert, 202, 204. 

 Wilsonia pusilla ehryseola, 302. 



pileolata, 73, 112, 301. 

 Wolf, gray, 99. 

 Wolverine, 101, 113. 

 Woodpecker, Oabanis, 241. 



cactus, 241. 



California, 245. 



Gairdner, 34. 



Harris, 33. 



Nuttall. 243. 



pileated; northern, 38. 



southern white-headed, 243. 



white-headed, 213. 

 Wood pewee, western, 43, 254. 

 Wren, cactus, 389. 



dotted canon, 306. 



marsh, 192. 



northern cactus, 305. 



rock, 305. 



San Diego, 214, 307. 



Seattle, 75. 



western house, 75, 214, 307. 

 western winter. 76. 

 Wren-tit, 212. 



pallid, 313. 

 Xanthocephalus xauthocephalus, 



263. 

 Xenopicus albolarvatus, 387. 



gravirostris, 243, 402. 

 Yellowthroat, salt marsh, 191. 



western, 71, 300. 

 Zamelodia melanoeephala, 64, 111. 



capitalis, 284. 

 Zapus trinotatus alleni, 386. 

 Zenaidura macroura carolinensis. 



233, 391. 

 Zonotrichia eoronata, 58. 

 leucophrvs gambeli, 57. 

 leucophrys, 272, 387. 

 nuttalli, 57, 111. 



ERRATA 

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