266 



U.S. NATIONAL MUSEUM BULLETIN 233 



obscura, Polioptila caerulea, 77 

 obscurus, Molothrus ater, 0, 47, 56, 57, 

 67, 68, 73, 75, 76, 77, 82, 84, 86, 

 87, 90, 96, 97, 102, 103, 104, 121, 

 123, 125, 127, 130, 131, 133, 134, 

 136, 138, 140, 141, 142, 143, 145, 

 146, 148, 149, 150, 152, 155, 157, 

 158, 160, 162 

 obsoletus, Salpinctes, 6S 

 occidentalis, Dendroica, 10 J^ 



Geothlypis trichas, 117, 118, 120 



Molothrus bonariensis, 207, 208, 

 214 



Tyrannus melancholicus, 176 

 ochre-fronted vireo, 209 

 olivacea, Piranga, 136 



Passerella iliaca, 167 

 olivaceus, Vireo, 87 

 oUvascens, Embernagra platensis, 215 

 oUve sparrow, 1^9, 186 

 olive-sided flycatcher, 57 

 Oporornis formosus, 115 



Philadelphia, 116 



tolmiei, 117 



tolmiei monticola, 117 

 opuntia, Amphispiza bilineata, 160 

 orange-backed oriole, 211 

 orange-billed nightingale-thrush, 180 

 orange-billed saltator, 197 

 orange-crowned warbler, 95 

 orchard oriole, 40, ^ Si, i 5/, 182 

 oreganus, Junco, 161 

 Oregon junco, 41, 161 

 oregonus, Pipilo erythrophthalmus, 150 

 Oreoscoptes montanus, 72 

 oriantha, Zonotrichia leucophrys, 166 

 oriole, 8, 9, 10 



Baltimore, 15, 36, 37, 40, 132, 184 



black-headed 131, 182 



black-throated, 211 



Bullock's, 37, 40 133, 184 



Fuertes', 182 



Grace's, 197, 211 



hooded, 40, 131, 183 



Lesson's, 211 



Lichtenstein's, 183 



Martinique, 210 



Moriche, 210 



orange-backed, 211 



orchard, 40, 131, 181, 1S2 



scarlet-headed, 183 



Scott's, 182 



spotted-breasted, 182 



ornata, Thraupis, 201 

 ornatus, Calcarius, 172 

 oropendola, 219, 220 



crested, 219, 221 



green, 219 



Montezuma, 219, 220 



Wagler's, 31, 219, 220 

 oryzivorus, Dolichonyx, 125 



Psommocolax, vii, 2, 31, 218-222 

 Oryzoborus angolensis, 213 



angolensis angolensis, 203, 213 



crassirostris, 202 

 ovenbird, 7, 13, 16, 19, 21, 22, 25, 33, 

 36, 40, 112, 118, 191, 192, 193, 

 194, 205, 217 



rufous, 52, 195, 197 

 oyster-catcher, 13 



Pachyramphus polychopterus spixii, 199 

 painted bunting, 7, 35, 40, 142, 186 

 pallescens, Columbigallina passerina, 48, 

 176 



Heleodytes fasciatus, 200 

 jiaUida, Leptasthenura aegithaloides, 

 199 



Spizella, 163 

 pallidiceps, Bombycilla garrula, 80 

 pallidior, Passerina cLris, 142, 186 

 pallidus, Spinus tristis, 148 



Thryothorus felix, 178 

 palm warbler. 111 

 palm tanager, 212 

 palmarum, Dendroica, 111 



Dendroica palmarum, 112 



Thraupis, 212 

 paraguayae, Furnarius rufus, 199 

 parakeets, shell, 30 

 parisorum Icterus, 182 

 parkmanii. Troglodytes aedon, 66 

 Paroaria capitata, 202 



coronata, 201 



gularis gularis 202 



gularis nigro-genis, 202 

 Parula americana, 97 

 parula warbler, 97 

 Parus atricapillus, 62 

 Parus atricristatus, 63 



atricristatus sennetti, 63 



bicolor, 63 



carolinensis, 63 



carolinensis extimus, 63 

 parvirostris, Atlapetes gutturalis, 186 

 parvus, Icterus buUockii, 133 



