INDEX. 



361 



Numenius arquatus, 328. 



borealis, 97. 



hudsonicus, 97. 



longirostris, 97. 



phaeopus, 98. 



tahitiensis, 98. 

 Nutcracker, Clarke's, 201. 

 Nuthatch, Brown-headed, 305. 



Florida White-breasted, 304. 



Pygmy. 305- 



Red-breasted, 305. 



Slender-billed, 304. 



White-breasted, 304. 



White-naped, 305. 

 Nuttallornis, 185. 

 Nyctala, 144. 



acadica, 145. 



tengmalmi richardsoni, 144. 

 Nyctanassa, 74. 

 Nyctea, 149. 



nyctea, 149. 

 Nycticorax, 74. 



nycticorax nsevius, 74. 



violaceus, 74. 

 Nyctidromus, 170. 



albicoUis merrilli, 170. 



OCEANITES, 37. 



oceanicus, 37. 

 Oceanitinae, 37. 

 Oceanodroma, 36. 



furcata, 36. 



homochroa, 37. 



hornbyi, 327. 



leucorhoa, 36. 



macrodactyla, 37. 



melania, 37. 

 Ochthodromus, 102. 

 Odontoglossse, 66. 

 Oidemia, 58. 



americana, 58. 



deglandi, 59. 



fusca, 58. 



perspicillata, 59. 

 Old-squaw, 55. 

 Olor, 65. 



buccinator, 65. 



columbianus, 65. 



cygnus, 65. 

 Oporomis, 282. 

 Oreortyx, 107. 



pictus, 107. 



pictus confinis, 108. 



pictus plumiferus, 107. 

 Oriole, Arizona Hooded, 208. 



Audubon's, 207. 



Oriole, Baltimore, 208. 



Bullock's, 208. 



Hooded, 207. 



Orchard, 208. 



Scott's, 207. 

 Ornithion, 190. 



imberbe, 190. 



imberbe ridgwayi, 190. 

 Oroscoptes, 291. 



montanus, 291. 

 Ortalis, 119. 



vetula maccali, 119. 

 Oscines, 238. 

 Osprey, American, 141. 

 Ossifraga, 29. 



gigantea, 29. 

 Otocoris, 191. 



alpestris, 191. 



alpestris adusta, 193. 



alpestris arenicola, 192. 



alpestris chrysolaema, 192. 



alpestris giraudi, 192. 



alpestris leucolsema, 192. 



alpestris merrilli, 193. 



alpestris pallida, 193. 



alpestris praticola, 192. 



alpestris rubea, 193. 



alpestris strigata, 193. 

 Oven-bird, 281. 

 Owl, American Barn, 142. 



Aiken's Screech, 147. 



American Hawk, 149. 



American Long-eared, 142. 



Arctic Horned, 148. 



Barred, 143. 



Burrowing, 150. 



California Pygmy, 151. 



California Screech, 146. 



Dusky Horned, 148. 



Dwarf Screech, 147. 



Elf, 151. 



Ferruginous Pygmy, 151. 



P'lammulated Screech, 147. 



Florida Barred, 143. 



Florida Burrowing, 150. 



Florida Screech, 145. 



Great Gray, 144. 



Great Homed, 148. 



Hawk, 149. 



Hoskins's Pygmy, 151. 



Kennicott's Screech, 146. 



Lapp, 144. 



MacFarlane's Screech, 147. 



Mexican Screech, 146. 



Pygmy, 150. 



Richardson's, 144. 



Rocky Mountain Screech, 145. 



