130 



INDEX. 



obscurus, Ammodromus, xix. 74. 



, Anthus, xxiii. 85 ; xxv. 100. 



, Putfinus, xvi. 38 ; xxvii. 43. 



, Turdus, xxix. 125, 143. 



obsoleta, Grallaria nuchalis, xxxvi. 



47. 



, Musciphaga , xix. 76. 



obsoletus punensis, Crypturus, 



xxxviii, 30. 

 occidentalis, Centropus, xxi. 77. 



, Conopophaga aurita, xxxviii. 34. 



, Cyclopsittacus, xxvii. 67. 



, Estrelda, xix. 108. 



, Leggeornis lamberti, xxxix. 24. 



, Mirafra africana, xix. 93, 94. 



, Prunella, xxxix. 49. 



, Pterythius, xxxiii. 82. 



, Salpornis, xxxiii. 94. 



, Saxicola, xxi. 104. 



occipitalis, Casuarius, xxix. 52. 

 oceanica, Thalassidroma, xxi. 78. 

 Oceanodroma castro, xix. 20 ; xxxiii. 



58, 59. 



leucorrhoa, xix. 20 ; xxxi. 39. 



ocellatus, Rheinhardtius, xix. 14. 

 ochotensis, Locustella, xvi. 21 ; 



xxxix. 125, 140. 

 ochracea, Hypocnemis, xxxix. 60. 

 ochraceiventris, Phoethornis affinis, 



xix. 54. 

 ochro-fulvescens, Planesticus fumi- 



gatus, xxxviii. 54. 

 ochrola3ma, Hypocnemis, xvi. 109. 

 ochropus, Totaniis, xxix. 156. 

 Ochthceca leucophrys tucumana, xvi. 



98. 



tucumana, xvi. 98. 



ockendeni, Turdus, xvi. 91, 92. 

 ocularis, Accentor; xxxi. 88. 



, Cryptospiza, xix. 42 ; xxix. 76. 



, Hyphanturgus, xxxi. 84. 



, Motacilla, xxi. 99 ; xxix. 136. 



, Ortygometra, xxix. 22. 



, Porzana, xxix. 22. 



Ocydromus australis, xxxv. 140. 



earli, xxxv. 140. 



fuscus, xxxv. 140. 



Qildemia fusca, xxxiii. 43, 

 ffidicnemus oedicnemus, xix. 66 ; 



xxv. 103, 107 ; xxvii. 69 ; xxix. 87, 



94; xxxiii. 113, 120; xxxvii. 12. 



saharae, xxv. 75. 



(Enanthe aurita, xxxv. 89. 



bottas, xxxi. 87. 



deserti homochroa, xxxv. 141. 



hispanica hispanica, xxxv. 89. 



xanthelasma, xxxv. 89 ; 



xxxix. 6. 



leucopyga aegra, xxxv. 141. 



leucura leucura, xxxvi. 46. 



(Enanthe leucura syenitica, xxxv. 16, 



141 ; xxxvi. 46. 



lugens halophila, xxxv. 11, 16. 



CEnanthe, xxix. 75; xxxi. 111. 



stapazina, xxxv. 89. 



yemenensis, xxxi. 87. 



oenanthe, Saxicola, xvi. 23 ; xxi. 84 ; 



xxv. 25, 26, 100, 107, 119 ; xxxi. 62. 

 cenops, Garrulus, xxxiii. 140, 141. 

 CEstrelata arminjoniana, xvi. 93, 102 ; 



xix. 98 ; xxxiii. 125. 



feae, xix. 37. 



neglecta, xxi. 101 ; xxxiii. 124, 



125. 



parvirostris, xxix. 102. 



trinitatus, xvi. 93, 103 ; xxxiii. 



124, 125. 



wilsoni, xvi. 93, 103 ; xix. 98. 



ogilvie-granti, Columba, xxxviii. 5. 

 ogilviei. Halcyon leucocephalus, xxxv. 



28. 

 ogowensis, Chaetuj-a, xxi. 69. 

 olinda, Climacteris erythrops, xxxvi. 



91. 

 olivacea, Cyanomitra, xix. 109. 



, Lampribis, xxxv. 27. 



olivaceofuscus, Turdus, xxxv. 26. 

 olivaceogriseus, Phyllastrephus, xxiii. 



13. 

 olivaceus, Cinnyris, xxi. 11. 



, Linurgus, xxxv. 105. 



, Pomatorhinus, xxvii. 9. 



, Rhynchocyclus, xxvii. 106. 



, Turdus, xvi. 9. 



, Vireo, xix. 65. 



fiavotiactus, Picumnua, xxiii. 



67. 

 granadensis, Picumnus, xxiii. 



67. 



harterti, Picumnus, xxiii. 67. 



siamensis, Pomatorhinus, 



xxxviii. 9. 

 olivascens, Neocrex erythrops, 



xxxviii. 33. 

 olivifB, Columba, xxxviii. 61, 62. 



, Sylvia, xxiii. 15. 



, Sylviella, xxiii. 16. 



ombriosa, Fringilla, xxxiii. 78, 79. 

 omissa, Euethia, xix. 6. 



, Euphonia, xxxiii. 77. 



, Foudia, xxxi. 26. 



omoensis, Dicrocercus, xvi. 114. 

 Onycognathua fulgidus, xxxv. 26. 

 Opisthocomus, xxxvi. 21. 

 oijtatus, Cuculus, xxxvii. 28. 



belli, Cuculus, xxxvi. 83. 



Oreocincla aurea, xxxiii. 134. 



dixoni, xxxi. 81 ; xxxv. 56. 



moUiasima, xxxi. 79, 80, 81. 



varia, xxix. 141. 



