Index 



Jumping, Alaska, 135. 

 Stikine, 135. 

 Blue Mountains, 281. 

 Meadow, cantankerous, 251. 

 intermediate short-tailed. 253. 

 Pocket, Great Basin, 274. 

 Nevada, 279. 



red-backed, dark-colored, 127. 

 short-tailed grasshopper, 228. 

 white-footed, 228. 

 Rhoads white-footed, 123. 

 Osgood white-footed, 124. 

 Sitka white-footed, 126. 

 Murre, California, 34. 

 Murrelet. ancient, 32. 



marbled, 33. 

 Muskrat, northwest, 133. 

 Mustela nesophila, 113, 139. 

 Mutation, possibility of, in birds, 



176. 

 Myiochanes richardsoni richard- 



soni, 27, 75, 336, 373. 

 Mvotis lucjfugus alascensis, 113, 

 151. 

 longicrus, 208, 302, 330, 335, 

 336. 

 Nannus hiemalis pacificus, 28, 104. 

 Neosorex, 302. 

 Neotoma cinerea cinerea, 249. 



occidentalis, 208, 249, 331, 

 333, 339, 436. 

 desertorum, measurements, 248. 

 nevadensis. 208, 243, 248, 326, 

 332, 334, 335. 

 Nettion carolinense, 26, 42, 357. 

 Nevada, Alexander expedition of 

 1909, 205; field notes on 

 northern Humboldt County, 

 319. 

 Nighthawk, Pacific, 369. 

 Nucifraga columbiana, 331, 337, 



379, 430, 434. 

 Nutcracker, Clarke, 329, 330, 379. 

 Nuthatch, red-breasted, 106, 418. 

 Nuttallornis borealis, 27, 74, 373. 

 Nycticorax nycticorax naevius, 



357. 

 Odoeoileus columbianus sitkensis, 

 113, 117, 158. 

 hemionus, 208, 330, 333, 335, 

 336. 

 Oidemia americana, 26, 44. 

 deglandi. 26, 45. 

 perspicillata, 26, 45. 

 Old-squaw, 44. 

 Onychomys brevicaudus, 208, 228. 



326, 334, 335, 428. 

 Oporornis formosa, 176. 



tolmiei, 28, 101, 335, 336, 412. 

 Oreamnos montanus columbianus. 

 113, 118. 



Oreortyx picta plumifera, 335, 



336, 361. 

 Oreoscoptes montanus, 324, 333, 



334, 336, 413, 414, 432. 

 Oreospiza chlorura, 335, 336, 402. 

 Oriole, Bullock, 385. 



Osgood, Wilfred H., 206. 



Osprey, American, 64. 



Otocoris alpestris merrilli, 324, 



376. 

 Otter. 19, 158. 

 Island, 138. 

 Otus asio gilmani, 1, 2. 

 Owl, burrowing, 367. 

 horned, dusky, 65. 

 western, 366. 

 long-eared, 366. 

 American long-eared, 64. 

 saw-whet, northwest, 65. 

 screech, Sahaura, 1. 

 short-eared, 64. 

 spotted, Arizona, 1, 3. 

 Owls, Two New, from Arizona, 

 with Description of the Juve- 

 nal Plumage of Strix occiden- 

 talis occidentalis (Xantus), 

 1. 

 Oyster-catcher, black, 56. 

 Oxyechus vociferus, 361. 

 Pandion haliaetus carolinensis, 27, 



64. 

 Passer domesticus, 388, 405. 

 Passerculus sandwichensis alaudi- 

 nus, 390. 

 nevadensis, 334, 390. 

 sandwichensis, 27, 84. 

 savanna, 27, 85. 

 Passerella iliaca insularis, 28, 93. 

 schistacea, 335, 336, 400. 

 townsendi, 28. 

 Passerina amoena, 334, 336, 404. 

 Pelidna alpina sakhalina, 27, 52. 

 Penthestes gambeli gambeli, 335, 

 336, 418, 432, 434. 

 rufescens rufescens, 28, 106. 

 Pentstemon confertus caeruleo- 



purpureus, 328, 331. 

 Perodipus columbianus, 267; mea- 

 surements, 268. 

 microps levipes, 208, 267, 326, 



335, 428; measurements, 268, 

 269, 270. 



Perognathus nevadensis, 208, 279, 

 280, 334, 335. 

 parvus magruderensis, 275, 278. 

 mollipilosus, 275, 278. 

 olivaeeus, 208. 274, 275, 278, 

 324, 333, 334. 336, 428; 

 measurements, 276, 277. 

 parvus, 275. 



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