LIST OP ILLUSTRATIONS. 



FIGURE PAGE 



46. (a) Bill and wing of Baltimore Oriole ; bills of (b) Meadow- 



lark, (c) Purple Grackle 52 



47. Bills of (a) Cardinal, (b) Pine Grosbeak, (c) Purple Finch, 



(d) Red Crossbill, (e) Seaside Finch, (/) Goldfinch . . 52 



48. Bill of Scarlet Tanager .52 



49. Bill and foot of Cliff Swallow 53 



50. Head of Cedar Wax wing 53 



51. Bill of Loggerhead Shrike ....... 53 



52. Bill of Blue-headed Vireo 53 



53. (a) Bill of Tennessee Warbler ; (b) bill, wing, and hind-toe of 



Pine Warbler; bills of (c) Redstart, (d) Water-Thrush; 



(e) Chat 53 



54. Bill and hind-toe of American Pipit 54 



55. (a) Bill of Brown Thrasher, (b) bill and wing of Catbird ; 



bills of (c) Carolina Wren, (d) House Wren . . . .54 



56. Bill and tail of Brown Creeper 54 



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



Chickadee 55 



58. (a) Bill and wing of Golden-crowned Kinglet, (b) bill of Blue 



Gray Gnatcatcher 55 



59. (a) Bill of Robin, (b) bill and wing of Bluebird ... 55 



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



Gull, (c) Laughing Gull, (d) Franklin's Gull, (e) Bona- 

 parte's Gull 69 



61. First primaries of (a) Caspian Tern, (b) Royal Tern, (c) Com- 



mon Tern, (d) Arctic Tern, (e) Royal Tern . . . .78 



62. Head of Least Sandpiper 160 



63. Head of Red-backed Sandpiper 161 



64. Wing of Solitary Sandpiper 166 



65. Head of Semipalmated Plover 174 



66. Head of Wilson's Plover 176 



67. Tail of Sharp-shinned Hawk 198 



68. Tail of Cooper's Hawk 199 



69. Primaries of Red-shouldered Hawk . . . . . . 202 



70. Primaries of Broad-winged Hawk 204 



71. Foot of Golden Eagle 206 



72. Foot of Bald Eagle 207 



73. Tail-feathers of Yellow-billed Cuckoo 225 



74. Tail-feathers of Black-billed Cuckoo 226 



75. Head of Crested Flycatcher 245 



76. Head of Prairie Horned Lark 253 



77. Head of Cowbird . 263 



