I30 



INDEX. 



amcena, Passerina 11, 19, 40, 109. 

 Anas americana 10, 18, 42, 54. 



boschas 8, 10, 13, 42, 53. 



carolinensis 9, 10, 18, 42, 54. 



cyanoptera 10, 15, 18, 42, 54. 



discors 10, 18, 41, 54. 



obscura 14, 15, 43, 53. 



strepera 10, 18, 42, 53. 

 anatum, Falco peregrinus 8, 10, 18, 



42, 76. 

 anneotens, Junco 9, 36, 47, 105. 

 Anser albifrons gambeli 14, 45, 58. 

 Anthus pensilvanicus 12, 18, 42, 118. 



spragueii 89. 

 antillarum. Sterna 52. 

 aonalaschkae, Turdus 14, 16, 37, 47, 



125. 

 Aphelocoma woodhousei 8, 13, 42, 90. 

 Aquila chrysaetos 8, 12, 42, 75. 

 Archibuteo ferrugineus 8, 10, 29, 44, 

 75. 



lagopus sancti-johannls 9, 44, 75. 

 Arctic Horned Owl 80. 



Tern 3, 51. 



Towhee 107. 

 arctica, Sialia 9, 11, 18, 41, 126. 

 arcticus. Bubo virginianus 47, 80, 128. 



Pipilo maculatus 9, 43, 107. 

 Ardea candidissima 13, 32, 43, 61. 



herodias 10, 18, 42, 43, 61. 



rufescens 14, 47, 61. 

 Ardetta exilis 14, 27, 47, 61. 

 arenaria, Calidris 14, 27, 47, 61. 

 Arenarla interpres 14, 37, 47, 69. 

 arenicola, Otocoris alpestris 8, 11, 32, 



41, 89. 

 Arizona Goldfincli 99. 

 arizonse, Spinus psaltria 11, 45, 99. 



Spizella socialis 11, 19, 42, 103. 

 Arkansas GoldfincL 99. 



Kingbird 87. 

 Ash-tliroated Flycatclier 87. 

 Asio accipitrinus 8, 10, 45, 77. 



Megascops 8, 11, 48, 78. 



wilsonianus 8, 10, 41, 77. 

 ater, Molothrus 11, 42, 98. 

 atrata, Leucosticte 10, 85, 44, 98. 

 atricapillus, Accipiter 8, 12, 44, 47, 74. 

 atricilla, Larus 10, 14, 37, 47, 51. 

 auduboni, Dendroica 12, 18, 25, 42, 115. 



Turdus aonalasclikse 12, 19, 42, 125. 

 Audubon's Hermit Tlirush 125. 



Warbler 38, 115. 

 aura, Cathartes 10, 18, 42, 47, 73. 

 auratus, Colaptes 10, 15, 21, 41, 85. 

 auritus, Colymbus 13, 14, 48, 49. 

 aurocapillus, Seiurus 13, 15, 44, 116. 

 australis, Leucosticte 8, 12, 22, 42, 98. 

 Avocet, American 64. 



Aythya affinis 9, 18, 42, 56. 



americana 9, 18, 41, 55. 



collaris 14, 42, 56. 



marila nearctica 10, 43, 55. 



vallisneria 9, 18, 42, 55. 

 aztecus. Troglodytes sedon 19, 21, 41, 

 120. 



bairdii, Ammodramus 14, 20, 43, 101. 



Dryobates scalaris 8, 13, 15, 47, 83. 



Sialia mexicana 9, 12, 18, 42, 126. 



Tringa 14, 18, 43, 65. 

 Baird's Sandpiper 65. , 



Sparrow 32, 101. 



Wren 120. 

 Bald Eagle 76. 

 Baldpate 54. 

 Baltimore Oriole 3, 95. 

 Band-tailed Pigeon 72. 

 Bank Swallow 111. 

 Barn Swallow 111. 

 Barrow's Golden-eye 3, 56. 

 Bartramia longicauda 11, 42, 67. 

 Bartramian Sandpiper 67. 

 Batchelder's Woodpecker 88. 

 Belted Kingfisher 82. 

 bendirei, Harporhynchus 14, 15, 25, 46, 



120. 

 Bendire's Thrasber 4, 21, 25, 120. 

 bernicla, Branta.l4, 15, 46, 59. 

 bewickii, Thryothorus 89. 

 Bicolored BlackbiM 94. 

 bicolor, Tachycineta 13, 19, 42, 111. 

 bilineata, Amphispiza 13, 16, 44, 106. 

 Bittern, American 60. 



Least 61. 

 Black and Wiiite Warbler 118. 



-bellied Plover 68. 



-billed Cuckoo 82. 



-billed Magpie 29. 

 Blackbird, Bicolored 94. 



Brewer's 95. 



Red-winged 94. 



Rusty 95. 



Yellow-headed 93. 

 Black-chinned Hummingbird 86. 



-crowned Night Heron 61. 



Duck 53. 



-headed Grosbeak 28, 108. 



Leucosticte 98. 



-poll Warbler 115. 



-necked Stilt 64. 



Swift 8, 86. 



Tern 52. 



-throated Blue Warbler 114. 

 Gray Warbler 116. 

 Sparrow 106. 

 Bluebird 3, 34, 89, 126. 



Chestnut-backed 126. 



Mountain 126. 



Rocky Mountain 29. 



