XXV111 



LIST OF ILLUSTRATIONS 



FIGURE 



73. Bill and tail of Brown Creeper ..... 



74. (a) Bill of White-breasted Nuthatch, (b) bill and wing of 



Chickadee ........ 



75. Bill and wing of Golden-crowned Kinglet, (6) bill of Blue- 



gray Gnatcatcher ....... 



76. (a) Bill of Robin, {&) bill and wing of Bluebird 



77. Great Auk 



78. First primaries of (a) Herring Gull, (b) Ring-billed Gull, 



(c) Laughing Gull, (d) Franklin's Gull, (e) Bonaparte's 

 Gull. . 



79. First primaries of (a) Caspian Tern, (b) Royal Tern, (c) 



Common Tern, (d) Arctic Tern, (e) Roseate Tern 



80. Head of Least Sandpiper 



81. Head of Red-backed Sandpiper 



82. Wing of Solitary Sandpiper 



83. Head of Semipalmated Plover . 



84. Head of Wilson's Plover .... 



85. Tail of Sharp-shinned Hawk . 



86. Tail of Cooper's Hawk .... 



87. Primaries of Red-shouldered Hawk . 



88. Primaries of Broad-winged Hawk . 



89. Foot of Golden Eagle .... 



90. Foot of Bald Eagle .... 



91. Tail-feathers of Yellow-billed Cuckoo 



92. Tail-feathers of Black-billed Cuckoo 



93. Tongue of Pileated Woodpecker 



94. Whip-poor-will ..... 



95. Head of Crested Flycatcher . 



96. Head of Prairie Horned Lark . 



97. Starling; Summer plumage . 



98. Starling; Winter plumage . . 



99. Head of Cowbird 



100. Head of Purple Finch .... 



101. Head of Redpoll 



102. Hind-toe of Lapland Longspur 



103. Tail-feathers of Vesper Sparrow . . 



104. Tail of Grasshopper Sparrow . . . 



105. Head of Seaside Sparrow 



106. Head of Lark Sparrow .... 



107. Head of Chipping Sparrow 



108. Head of Fox Sparrow .... 



109. Head of Dickcissel 



110. Barn, Cliff, Tree, and Bank Swallows 



111. Section of primary of Rough-winged Swallow 



112. Head of Red-eyed Vireo .... 



113. Wing of Warbling Vireo .... 



