Haliaëtus albicilla, 5, 189, 407; leucogaster, 257
Haliastur girrenera, 257
Hare, Variable, coloration of 73, 221
Harelda glacialis, 412
Harrier, Montagu's, in Northamptonshire, 476
Hawfinch, increase of, 463
Heron, Purple, photo-trapping, 290, —fig., 292
Heteropygia bairdi, 31
Himantopus candidus, 71, 100; leucocephalus, 255
Hippotragus equinus, 115, 444; leucophæus, 115, 442; niger, 444
Hirundo rustica, 8, 204, 428, 469
Hobby breding in Shropshire, 426
Hoopoe at Reigate, 247, 269
Hull naturalists, bygone, 199
Hybrid Crow, 30; Ducklings, 132; Sparrow-Canary?, 353; between Blackcock and Pheasant, 477
Hybridity, experiments in, at Pretoria, 263
Hybrids between Fringilla cœlebs and montifringilla, 12
Hydrochelidon hybrida, 105; leucoptera, 105; nigra, 104, 188, 477
Ibis, Glossy, in Durham, 185; Strawnecked, breeding in West Australia, 261
Iceland, brief notes on an expedition to the north of, in 1899, 401
Icelandic names of birds, 478
Incubation, artificial, of Alligator's eggs, 197; of Swift, number of days taken in, 473
'Index Animalium,' 39
India, British, and its dependencies, zoological divisions of, 113
Insects, geological antiquity of, 197
Intelligence, animal, 190
Ireland—Red-throated Pipit, 264; Wigeon, 269; Shag, 354; Puffin, 355; Wood-Sandpiper, 390
Isle of Man, Yellow Wagtail in, 69
Iynx torquilla, 7
Jackdaw, nesting of, 70, 154
Jerboa, Egyptian, in captivity, 305
Kite in Huntingdonshire, 354
Labrus maculatus, 160
Lacerta agilis, 356, 392, 430, 479; vivipara, 356
Lagopus mutus, 14; rupestris, 413
Lamna cornubica, 160
Lanius collurio, 8; excubitor, 158, 283, 479; minor, 8
Lark, Crested, &c., released in England, 353; Wood, 251
Larus argentatus, 295, 471; cachinnans, 270,295; canus, 15, 189, 295; fuscus, 295, 415, 471; glaucus, 285, 296, 415; icelandicus, 285; leucopterus, 296; marinus, 295, 317, 415; melanocephalus, 295; minutus, 285, 294; ridibundus, 15, 295
Lepus timidus, 73, 221
Leveret, White, at Rainworth, Notts, 423
Ligurinus chloris, 12, 205, 469
Limicola platyrhyncha, 15, 102, 390
Limosa belgica, 104; lapponica, 104, 210, 283
Linota cannabina, 205, 469; flavirostris, 206; rufescens, 315, 426
Lisbon, birds in, 270
Lizard, Sand, in North of England, 355; in Berkshire, 392, 430, 479
Lleyn, West Carnarvonshire, notes from, 141
Locustella nævia, 10, 60
Lophophanes cristatus, 8
Lophophaps ferruginea, 256
Lowestoft Fish-wharf, 21
Loxia bifasciata 2, 13; curvirostra, 13; pityopsittacus, 12
Luscinia philomela, 10; vera, 10
Lycænidæ, cannabalistic propensities of, 198
Machetes pugnax, 71, 103, 283
Macrorhamphus griseus, 101, 282
Mammals, new African, 278
Manis javanica, 352; pentadactyla, 352; temmincki, 351
Manorhina flavigula, 259
Mareca americana, 411; penelope, 209, 269, 411
Marine Biological Association of West Scotland, prizes offered by, 400
Martin, House, in November, 30,—notes on, 69; Sand, 69
Melanitis ismene, 198
Melophagus ovinus, 358
Mergulus alle, 211, 285, 297, 416; merganser, 158, 283, 413; serrator, 413
Merops apiaster, 7
Merula alpestris, 9; nigra, 9; torquata, 9
Mice devouring larvæ of Emerald Moth, 239
Microhierax eutolmus, 224