INDEX 
Hind -head, 20; -neck, 20; -toe, 10 
Hirundinidae, 494, 522 f. ; habits, 524 f. 
Hirundo, 523, 524, 525; H. rustica, 523. 
524, 524 
Histrioniphaps histrionica, 337 f. 
Hoatzin, 186, 241 f., 242 ; habits, 242 
Hobby, 176, 177 
Hodgsonius, 516 
Hoefnagel, figure of Dodo, 330 
Holaretic, 16 
Homologous, meaning of, 5 
Homolopus, fossil, 465 
Homorus, 484, 485 ; H. lophotes, 487 
Homrai, 393 
Honey-eater, 564 f. ; habits, 
Warty-faced, 566 
Honey-guide, 445, 448, 451 ; habits, 452 f. 
Hoopoe, 376, 390, 390 n., 395 f, 396; 
habits, 395 f.; Wood-, 390, 397 ; 
habits, 397 
Hooting, of Owls, 401 
Hoplopterus, 269, 270; H. cayanus, 276 ; 
H, speciosus, 276; H. spinosus, 276, 
295 ; H. ventralis, 276 
Hornbill, 376, 390 f., 391; bill, 11, 390 f.; 
habits, 390; Helmet-, 393; Plait-billed, 
394 
Hornero, 486 
Horns, 12 >in Auks) 31/5 f., 317, 318 
Houbara, 260; H. fuerteventurae, 262 n. ; 
H. macqueent, 262; H. undulata, 262 
Houbaropsis, 260; H. bengalensis, 262 
Hudson, on Aramides, 248 ; on Chauna, 
109 n. ; on Cow-bird, 582 n. ; on Oven- 
bird, 485 n. ; on Parra jacana, 300 n. ; 
on Rhea, 31 f. ; see Sclater 
Huia, 557, 558 
Humboldt and Bonpland discover Oil-bird, 
419 
Hume, on Bubo coromandus, 403 n. ; on 
Francolins, 228 n.; on Jbis melano- 
cephala, 100 n. 5 on Mycteria, 96 nu. 
Humerus, 8, 8 
Humming-bird, 419, 420, 426 f., 429 ; 568 ; 
breast-bone, 6 f. ; habits, 428 f. ; nature 
of iridescent feathers, 4; operculum of 
nostrils, 11; Bee-, 438; King-, 436 ; 
Long-tailed, 433 ; Ruby-and-Topaz, 484 
Hurst, on Archaeopteryx, 23 n. 
Hutton, on Wandering Albatros, 63 f. 
Huxley, classification, 14; on Amphi- 
morphae, 105 ; on Cathartidae, 137 n. ; 
on Coracomorphae and their song- 
muscles, 466; on Cypselomorphae, 419 n.; 
on Gallinaceous Birds, 186, 198; on Geo- 
graphical Distribution, 15 f. ; on Palae- 
eudyptes, fossil, 59 n. ; on Picidae, 457 ; 
restoration of Hesperornis, 46 ; Saurop- 
sida as a division of Vertebrata, 1 
Hybrids, of American Partridges, 233 ; of 
Galline Birds, 224 ; of Grouse, 237, 
237 n., 238 
VOL. IX 
566 f ; 
609 
Hydralector, 269, 299; H. gallinaceus, 
298 ; H. novae guineae, 298 
Hydranassa, young, 93; H., tricolor, 91 
Hydrochelidon, 301, 303, 314 ; H. hybrida, 
314 f.; H. leucoptera, 314; H. nigra, 
314; H. surinamensis, 314 
Hydrophasianus, 270 ; H. chirurgus, 299, 
299, 500 
Hydroprogne caspta, 314 
Hydropsalis, 418 
Hyetornis, 351, 357 
Hylactes, 490, 491 ; H. megapodius, 491 ; 
FH, tarnii, 490, 491 
Hylexetastes, 484 
Hylocharis, 427, 4385 ; H. sapphirina, 435 
Hylomunes, 380 
Hylophilus, 586 ; H. ochraceiceps, 536 
Hymenolaemus, 111, 1138; H. malaco- 
rhynchus, 116 
Hyoid, apparatus, 5, 21; horns, 457 
Hyperergus, 502 
Hyphantornis, 579; H. cucullatus, 578 . 
Hypochera ultramarina, 577 
Hypocleidium, 21 
Hypocnemis, 488 
Hypocolius ampelinus, 527, 527 
Hypolais, 514, 517, 518 
Hypopyrrhus, 580 
Hyporhachis, or aftershaft of feather, 3 
Hypositta, 537 
Hypotaenidia, 246 f. ; H. brachypus, 247 ; 
H. miilleri, 246 f.; H. striata, 246 f. 
Hypotriorchis concolor, 177; H. cuvieri, 
177 ; H. diroleucus, 177 ; H. eleonorae, 
177; H. fusco-caerulescens, 177; #. 
lunulatus, 177 ; H. ophryophanes, 177 ; 
H.rufiguiaris, 177; H. severus, 177; H. 
subbuteo, 176 
Hypselornis sivalensis, fossil, 36 
Hypsipetes, 504-506 ; H. perniger, 505 
Tanthothorax, 544, 545 
Ibididae, 70, 99 f. 
Tbidinae, 99, 100 
Ibidopodia, fossil, 105 
Ibidopsis, fossil, 105 
Ibidorhynchus, 268, 269 ; I. strutherst, 277 
Ibis, 70, 99, 100; fossil, 105 ;. young, 
103; J. aethiopica, 102; L. bernieri, 
103; J. melanocephala, 100, 103; J. 
molucca, 108 ; Glossy, 101; Sacred, 
102 ; Scarlet, 100; Shell-, 97 ; White, 
100; Wood-, 70, 97 
Tbycter, 152; 1.americanus, 152; I. ater, 152 
Ichthyornis, 45 f.; head, 48; quadrate 
bone, 26; teeth, 12; vertebrae, 6, 25; 
I. dispar, 48 ; I. victor, 48 
Ichthyornithes, 25, 48 f. 
Ichthyornithidae, structure, ete., 48 f. 
Icteria, 573 
Tcteridae, 542, 559, 579 f.; habits, 580; 
parasitic, 582 
2R 
