SYSTEMATIC LIST OF ILLUSTRATIONS* 
Page 
6. Falco nigriceps, Cassm — Plate XI 8 
9. Hypotriorchis femoralis, Gray — Plate I 11 
18. Buteo swainsoni, Bona;). — Plates XII, XIII 19 
20. Buteo calurus, Cassi'n — Plate XIV 22 
26. Buteo elegans, Casein— V\ate II, adult— Plate III, young 28 
28. Buteo oxypterus, Casiira— Plate XV, fig. 2 30 
«28. Buteo fuligiiiosus, Sd. —Plate XV, fig. 1. 
29. Buteo cooped, Cassw- Plate XVI 31 
33. Asturina niticia, Bonap. — Plate LXIV, adult and young 35 
37. Rostrhamus sociabilis, D'Orh. — Plate LXV, figs. 1, 2, adult and young 38 
50. Scops mccallii, Cassin— Plate XXXIX 50 
fSl. Syrnium occidentale, Xanias— Plate LXVI. 
65. Trogon mexicanus, Swainson — Plate XL ... ... .. . . . 65 
66. Crotophaga rugirostris, iSif. —Plate LXXXIV, fig. 1 71 
67. Crotopliaga ani, Zmre. — Plate LXXXIV, fig. 2 72 
77. Picus gairdneri, —Plate LXXXV, figs. 2, 3, male and female 91 
78. Pious nuttalli, ffawSeZ— Plate XLI, fig. 2 93 
79. Pious scalaris, Wa^Zer— Plate XLI, fig. 1 94 
84. Picoides dorsalis, .BoiVrf— Plate LXXXV, fig. 1 100 
86. Sphyropicus nuchalis, 5airrf— Plate XXXV, figs. 1, 2 | ^21 
88. Sphyropicus williamsonii, Baird—F\a.te XXXIV, fig. 1 105 
92. Centurus flaviventris, -S'zf. —Plate XLII 110 
93. Centurus uropyglalis, ^a!>i— Plate XXXVI Ill 
102. Trochilus alexandri, 5ourc. ^ il/«Z«— Plate XLIV, fig. 3 133 
104. Selasphorus platycerus, (?ouW— Plate XLIII, figs. 1,2 135 
106. Atthis costae, /JeicAeuft. — Plate XIX, male and female . , ...... . 138 
107. Panyptila melanoleuca, iSatri— Plate XVIII, fig. 1 141 
110. Chaetura vauxii, Dekay-Tlate XVIII, fig. 2 145 
115. Chordeiles benryi, Cawm— Plate XVII 153 
116. Chordeiles texensis, Lawrence — Plate XLIV 154 
118. Ceryle americana, jBoie- Plate XLV 159 
119. Momotus caeruliceps, (?o«W— Plate XLVI 161 
120. Pachyrhamphus aglaiae, Lafresn. — Plate XLVII, fig. 1, male 164 
121. Bathmidurus major, Ca6. —Plate XLVII, fig. 2, female 166 
127. Tyrannus vociferans, -Sw. —Plate XLVIII 174 
128. Tyrannus couchii, 5airi— Plate XLIX, fig. 1 175 
129. Tyrannus melancholicus, Fi««.— Plate XLIX, fig. 2 176 
131. Myiarchus mexicanus, Baird — Plate V 179 
133. Myiarchus lawrencii, Sairrf— Plate XLVII, fig. 3 181 
144a. Empidonax difiacilis, Baird— Piute LXXVI, fig. 2 198 
« The figures to the left of the name refer to the systematic list of North American birds in the first volume. 
VOL. II 2 
