LlS'l‘ 011‘ ILLUS’I‘RA'I‘IUNS. xiii FIGI'RE PAGE 46. (a) Bill and wing 01 Baltimore Oriole; hills of (/1) Meadow- lark, (0) Purple G1aeklc . . . . . 52 47. Bills of (a) C.1rdinal, (/1) Pine G111sl1e.1l(.(r') l’inple Finch (11) Red(‘rossl1ill,(e) Seaside Finch, (f) Goldfinch 52 48. Bill of Scarlet Tanager . . 52 49. Bill and foot of Clilf Swallow . 53 .10.]le11d of Cedar Waxwing . 53 51. Bill of Loggerhead Sluike 53 521111101 Blue- headed V ireo . 53 53. (a) Bill of Tennessee \V :1rbler;(b) bill 11ing and hind— toe of Pine \Varbler; bills of (c) Redsta1',t (d) \\.1101'l‘hrush; (6) Chat. . 53 54. Bill and hind- toe of American Pipit . . 54 55. (a) Bil of Bro11n Thr:1.<l1er,(b) bill and wing (11' Catbird; bills of (6) Carolina Wren, (d) House VV‘len 54 56. Bill and tail of Bro11n C1".eepe1 . 54 57. (a) Bil. of \Vhite— breasted \11thateh (1)) bill and 11ing of Chickadee . 55 58. (a (1)1311". and wingof Golden- crowned Ki111rlet,(b) bill of Blue Grav Gnatcateher . 55 59. (a) Bill of Robin (/1) hill and 11ing of Bliiebird . . . 55 60. First p1i'1na1ies of (ft) Anurican llerring Gull (b) Ring-billed Gull, (c) Laughing Gull (11) Franklin‘s Gull, (e) Bona- partes Gull . . . . 69 61. Fir<L primaries of (a) C 1~pian 'l‘ern. (b) Rm al Tern. (0) Com- 1110n Te111, (rl) Arctic l‘er.n (0) 11111111 'I‘1r11 . . 7 62. llead of Least Sandpiper . . 160 6‘5. Heal of Red-backed Sandpiper . 161 64. \Ving of Solitary Sandpiper . 166 6:). Neal of Semipalmated Plover . . 174 66. Neal of \Vilson’s Plover . . 176 67. Tail of Sharp-shinned llawk . 198 68. Tail of Cooper's Hawk . . 199 69. Primaries of Red—shouldered llnwk. . 202 70. Primaries of llroml-n‘inged lluwk . 201 71. F003 of Golden Eagle . 206 72. F003 of Bald Eagle . . . . 207 73. 'l‘ail-feathers of Yellow-billed (‘111-koo . 225 74. Tail-feathers of Black—billed Cuckoo . 226 75. Head of Crested Flycatcher . 245 76. 110111101 Prairie Horned liark . . 253 77. llead of Cowbird . 262