Motacilla alba, 198, 239
Motacilla„ boarula, 239
Motacilla„ Rayi, 239
Motacilla„ viridis, 199
Motacilla„ Yarrellii, 239
Moy Estuary, Birds of the, and of the surrounding district, 233, 284, 321
Mullet, Gray, 184
Muscicapa atricapilla, 196, 237
Muscicapa„ grisola, 237
Musk-ox, 355
Mustela erminea, 317
Myiodioctes mitratus, 405
Myodes lemmus in Norway, 262
Myodes„ torquatus, 320
Nares, Capt., E.N., 'The Official Report of the Recent Arctic Expedition' (review), 38
Narwhal, 360
Natatores, 321
Natural History of Donegal, 149, 223, 290
'Naturgeschichte der Vögel Europa's' (review), 351
Nest, singular, of Blackbird, 108; of Blackcap suspended in a fir tree, 258; of Swallow, Cuckoo laying in, 260; Hedgesparrow's, built in a cabbage, 299; of Song Thrush, young Cuckoo in, 300; Blackbird's, Cuckoo's egg in, 340; Kestrel's, unusual site for, 342; Cormorant's, odd materials in, 389
Nesting-place, curious, for House Sparrow, 388
New Guinea Ornithology, 187
Newton, Professor A., M.A., F.R.S., Yarrell's 'History of British Birds' (review), 35
Nightingale in Brittany, 259
Nightjar, 242
Nocturnal migrants, 95
Norway, a spring tour in; with notes on the birds observed there, 193
'Notes on Fish and Fishing' (review), 501
Numenius arquata, 286
Numenius„ borealis, 478
Numenius„ hudsonicus, 478
Numenius„ phæopus, 286
Nuthatch, Red-bellied, 401
Nyctale acadica, 421
Nyctea nivea, 420
Nyctea„ scandiaca, 196
Nyctiardea grisea var. nævia, 480
Nyctiardea„ violacea, 480
Oceanites oceanica, 490
Œdemia perspicillata, 485
Œdemia„ fusca, 205
Œdemia„ nigra, 205, 327
Ophiuridæ, new form, 186
Organisms, Lower Sarcode, recent researches among, 303
Oriole, Baltimore, 414
Ornithological notes from Aldeburgh, Suffolk, 495; from Beverley, 153, 260; from Cobham, 48; from Devon, 162; from Devon and Cornwall, 44, 278, 493; from Dorsetshire, 384; from Essex, 52; from Norfolk, 95, 430; from South Devon, 444; from St. Andrews, N.B., 159; from the Isle of Wight, 23; from the Lake District and Walney Island, 273; from the West of England, 104, 177
Ornithology of New Guinea, contributions to, 187
Ortyx virginianus, 473
Osprey, 9, 95, 389, 423, 434
Ossiferous caverns of Devonshire, 361
Otter, 127; autumnal breeding, 17; breeding, 100, 172, 250
Otus Wilsonianus, 420
'Our Birds of Prey' (review), 76
Ouzel, Ring, 11, 197, 238; nesting near Malvern, 387; migration, 442
Ovibus moschatus, 355
Owl, Acadian, 420
Owl,„ Barn, in the City, 297
Owl,„ Barred, 420
Owl,„ Eagle, 177, 196
Owl,„ Hawk, 420
Owl,„ Little, 228, 296, 433
Owl,„ Long-eared, 420; gregarious habits, 20, 256; moaning, 435
Owl,„ Short-eared, 9, 96, 228, 236, 420
Owl,„ Snowy, 98, 196, 237, 420; in the Lewes, 177
Owl,„ Tengmalm's, in Essex, 176
Owl,„ White, 236
Owls washing, 107
Ox, Musk, 137
Ox,„ Long-fronted or Small Fossil, 139
Ox,„ Primæval or Giant, 137
Oystercatcher, 202, 286
Pandion haliaëtus, 423
Panther, 128
Partridge, 284; coming in collision with a train, 448
Partridge,„ Virginian, 473
Partridges coloured like Red Grouse, 229, 256
Parula americana, 402
Parus ater, 239
Parus„ borealis, 198
Parus„ caudatus, 239