obscura, Merula, 549

obscurior, Cinnyris, 656

obscurum, DicÆum, 636

obscurus, Turdus, 549

occipitalis, Hypothymis, 451, 733
Leucotreron, 37, 726
Muscicapa, 451
Phabotreron, 34
Phapitreron, 34
Ptilopus, 37
Ramphiculus, 37

occularis, Rhinomyias, 470

Oceanodroma, 84
species, 84

ocellata, Turnix, 20

ocellatus, Oriolus, 20

ochotensis, Sylvia (Locustella), 568
Locustella, 568

ochropus, Helodromas, 123, 727

Ochthodromus, 105
geoffroyi, 106, 727
mongolus, 107
veredus, 108, 727

ocrophus, Tringa, 123

ocularis, Motacilla, 664
Rhinomyias, 470, 734

Œdicnemi, 154

ŒdicnemidÆ, 154

Œdicnemus magnirostris, 154

oenanthe, Motacilla, 565
Saxicola, 565

oenochlamys, Callisitta, 610
Dendrophila, 610
Sitta, 610

Œnopopelia, 56
humilis, 56

olivacea, Abrornis, 474
Amaurornis, 75
Cryptolopha, 474, 734
Gallinua, 75

olivaceus, Prionochilus, 639

Onopopelia humilis, 56

Oreocichla varia, 554

Oreocincla, 553
varia, 554

orientalis, Acrocephalus, 571
Coracias, 302
Eurystomus, 302, 730
Glareola, 152
Salicaria turdina, 571

origenis, Collocalia, 353

Oriole, Basilan, 699
Black-headed, 701
Cebu, 700
Grant’s, 697
Gray-cheeked, 700
Philippine, 695
Samar, 698
Steere’s, 698
White-lored, 697

OriolidÆ, 693

Oriolus, 694
acrorhynchus, 695
albiloris, 697
assimilis, 700
basilanicus, 699
chinensis, 695
cinereogenys, 700
isabellÆ, 697
lineatus, 12
nigrostriatus, 698
ocellatus, 20
palawanensis, 695
samarensis, 698
sinensis, 711
steeri, 698, 699
suluensis, 695
xanthonotus, 701

Orthorhamphus, 143
magnirostris, 154, 728

Orthotomus, 572
castaneiceps, 574
chloronotus, 575
cineraceus, 576
cinereiceps, 577
derbianus, 575
frontalis, 573, 574
mearnsi, 574
nigriceps, 578
panayensis, 574
ruficeps, 576
samarensis, 578

Orycerca everetti, 691

oryzivora, Loxia, 688
Munia, 688
Padda, 688

Osmotreron, 26
axillaris, 27, 28, 725
everetti, 28
vernans, 28, 725

Osprey, Australian, 246
European, 245

Otomela, 596
cristata, 598
lucionensis, 597
superciliosa, 598

Otus, 252
boholensis, 260
calayensis, 258
cuyensis, 257
everetti, 253
fuliginosus, 254
longicornis, 255
megalotis, 252
mindorensis, 256
romblonis, 259
rufescens, 256
sibutuensis, 254
steerei, 729
whiteheadi, 256

Owl, Bohol Screech, 260
Calayan Screech, 258
Cuming’s Screech, 252
Cuyo Screech, 257
Everett’s Hawk, 265
Everett’s Screech, 253
Grass, 271
Gurney’s Horned, 250
Japanese Hawk, 263
Long-horned Screech, 255
Luzon Horned, 250
Mindanao Horned, 251
Mindoro Hawk, 268
Mindoro Screech, 256
Palawan Barred, 270
Palawan Screech, 254
Philippine Hawk, 264
Platen’s Hawk, 268
Raffles’s Hawk, 262
Rey’s Hawk, 267
Romblon Screech, 259
Rufous Screech, 256
Sibutu Screech, 254
Spotted Hawk, 266
Tickell’s Hawk, 261
Tumindao Screech, 729
Tweeddale’s Hawk, 266
Whitehead’s Screech, 256

Oxycerca jagori, 690