670 
INDEX. 
PAGE 
Neritidne, a family of Brancliifera . . .ii. 614 
Neritina, a genus of Branchifera ii. 514 
Nervate 516 
Nestor, a genus of Scansores ii. 219 
Nettion, a genus of Natatores ii. 817 
Neuroptera, an order of Insecta ii. 5S3 
Newt, Palmated ii. 415 
" Smooth ii. 415 
" Strait-lipped ii. 414 
" Wartj', European ii. 418 
Nigbt-Jar, African Long-tailed . . . .ii. 85 
" Pennant-winged ii. f5 
Nightingale . . .ii. 146 
» " Great ii. 147 
" Indian ii. 144 
Nil-Ghau 684 
Noctilio, a genus of Cheiroptera 134 
Noctuina, a tribe of Lepidoptera ii. 579 
Noddy ii. 812 
Nomada, a genus of Hymenojjtera. . .ii. 562 
Notacanthidie, a family of Teleostea, ii. 445 
NotacantUus, a genus of Teleostea. .ii. 4i5 
Notonocta, a genus of Ehynchota . . ii. 59 1 
Notonectlda, a tribe of Ehynchota . .ii. 593 
Notornis, a genns of Gralli^tores ii. 270 
Noumetzi • 552 
Nucifraga, a genus of Passeres ...... ii. 195 
Nucleobranchiata, an order of Gastero- 
poda ii. 517 
Numenius, a genus of Grallatores . . .ii. 277 
Numida, a genus of Easores ii. 249 
Nunni 544 
Nun, White ii. 326 
Nurse ii. 428 
Nut-Cracker, European ii. 195 
Nut-Galls ii. 569 
Nuthatch, Brown-hoade.i ii. 110 
" Californ a ii. 110 
" Common European ii. 110 
" Eed bellied ii. 110 
" White-breasted ii. 110 
Nyctaetus, a genus of Eaptorcs ii. 74 
Nyctale, a genus of Eaptorcs ii. 75 
Nycteribiidffi, a family of Diptera . . .ii, 583 
Nycteris, a genus of Cheiroptera 1.53 
Nyctherodius, a genus of Grallatores, 
ii. 290 
Nyctiardea, a genus of Grallatores . .ii. 289 
Nyctibius, a genus of Passeres ii. 85 
Nycticeus, a genus of Cheiroptera 1-34 
Nycticorax, a genus of Grallatores ..ii. 289 
Nyctipithecus, a genus of Quadrumana 107 
Nyctophylus, a genus of Cheiroptera.. 188 
Nymphilus, a genus of Scansores ii. 221 
Nymphonidse, a family of Podosomata, 
ii. 604 
Nyula 185 
O. 
Oceanidie, a family of Gymnopbthalmata, 
ii. 635 
Ocelot 278 
" Painted 27 
" Gray 279 
Octodon, a genus of Eodentia 414 
" Bridgcs's 415 
" Cumming's 415 
" Dormouse 415 
Octopoda, a sub-order of Dibranchiata, 
ii. 494 
Octopus, a genus of Dibranchiata. . .ii. 493 
Ocydromus, a genus of Grallatores. .ii. 270 
Ocypodida^, a family of Decapoda. . .ii. 609 
Ocypterus, a genns of Passeres ii. 124 
(Edicnemus, a genus of Grallatores, ii. 296 
Oello, a genus of Cheiroptera 134 
PAGE 
CEstrida", a family of Diptera ii. 581 
CEstrus, a genus of Diptera ii. 581 
Ogotona 851 
Oidemia, a genus of Natatores ii. 322 
Oil-Cird ii. 86 
Old- Wife ii. 825 
Ommastrephes, a genus of Dibranchiata, 
ii. 501 
Onager _ 619 
Ondatra, a genus of Eodentia 482 
Oniscidas, a family of Isopoda ii. 611 
Oniscus, a genus of Isopoda ii.. 611 
Onychoteuthis, a genus of Dibranchiata, 
ii. 501 
Opah ii. 443 
Opalinidie, a fiimily of Astomata ii. 648 
Open-Eill ii. 2S6 
OpMdia, an order of Eeptilia ii. 885 
Ophidiidne, a family of Teleostea ii. 463 
Ophidium, a genus of Teleostea ii. 458 
" Beardless ii. 453 
" New York ii. 453 
Ophiocoma, a genus of Stellerida . .ii. 627 
Ophisaurus, a genus of Sauria ii. 374 
Ophiura, a genus of Stellerida ii. 627 
OphiuridcB, a family of Stellerida. . ..ii. 627 
Opisthobranchiata, a sub order of Cran- 
chifera 510 
Opisthocomida?, a sub-family of Passeres, 
ii. 206 
Opisthocomus, a genus of Passeres . . ii. 206 
Opossum, Azara's 669 
•' Cayopollin 669 
" Common American 666 
Crab-Eating 069 
" Porcupine 666 
" Ursine 665 
" Vulpine 670 
Zebra 665 
Orang-Outang, a genus of Quadrumana, 69 
Orca, a genus of Cetacea 660 
Oreas Canna 5.31 
" Derby's 588 
Oreoica, a genus of Passeres ii. 110 
Oreopeleia, a genus of ColumbfC. . . .ii. 2.30 
Oreortyx, a genus of Easores ii. 245 
Orgyia- a genus of Lepidoptera. . . .ii. 577 
OribatidiD, a family of Monomerosomata, 
ii. 604 
Oriole, Baltimore ii. 185 
" Black-headed ii. 126, 187 
" Golden, Eiirojtean ii. 6, 126 
" " Indian ii. 126 
Orchard ii. 186 
" Eed-winged ii. 186 
Oriolus, a genus of Passeres ii. 126 
Ornithorhynchus, a genus of Marsupialia, 
678 
Ortalida, a genus of Easores ii. 258 
Orthagoriscus, a genus of Teleostea.. ii. 4.33 
Orthoptera, an order of Insecta ii. 588 
Orthotomus, a genus of Grallatores. .ii. 149 
Ortolan ii. 170 
Ortygometra, a genus of Passeres. .. ii. 269 
Ortyx, a genus of Easores ii. 245 
Orycteropides, a family of Edentata. .. 470 
Orycteropus, a genus of Edentata 470 
Oryx, a genus of Euminantia 536 
Oryzornis, a genus of Passeres ii. 168 
Oomerus, a genus of Teleostea ii. 469 
Osmi.a, a genus of Ilymenoptera ii. 561 
Osprey ii. 27 
" American ii. 27 
"- White-headed ii. 27 
Ostracea, a family of Asiphonata ii. 527 
Ostracion, a genus of Teleostea ii. 432 
Ostracoda, an order of Crustacea ii. 613 
PAGE 
Ostrea, a genus of Asiphonata ii. 529 
Ostrich ii 260 
" American ii. 261 
Otaria, a genus of Pinnipedia 884 
Otis, a genus of Grallatores ii . 297 
Otisorex, a genus of Insoctivora 145 
Otocyon, a genus of Carnivora 245 
Otolithns, a genus of Teleostea ii. 440 
Otomys, a genus of Eodentia 487 
" Caffrarian 437 
Otter, a genus of Carnivora 816 
" American 818 
" Brazilian 819 
" Canada 818 
" Carolina 820 
" Chilian 820 
" Common European 816 
Irish 817 
" La Plata 820 
. " Paraguay 320 
" Peruvian 820 
" Sea 820 
" Trinity 820 
Otus, a genus of Eaptorcs ii. 76 
Onapou.ssa 106 
Ouappo 106 
Ouistiti, a genus of Quadrumana 110 
White-headed Ill 
" White-necked Ill 
Ounce 265 
Ourax, a genus of Easores ii. 258 
Ourebi 550 
Ouzel, Eing ii. 128 
" Water ii 134 
OvcfE, a tribe of Euminantia 516 
Oven-Bird, Brown ii. 108 
" Ilornero ii. 108 
Ovibos, a sub-genus of Euminantia 492 
Ovin.a, a tribe of Euminantia 516 
Ovis, a genus of Euminantia 518 
Owl, Acadian ii. 70 
" Barn, American ii. 7 8 
" " European ii. 76 
" Bai-red ii. 75 
" Blo-Kctupa ii. 74 
" Boobook ii. 78 
" Bramah ii. 71 
" Buckbuck ii. 78 
" Burrowing, Sociable ii. 71 
" Caboure ii. 71 
" Canada ii. 67, 75 
" Cape ii. 78 
" Cat ii. 72 
Chesnut-colored ii. 71 
" Cinereous ii. 75 
" Clouded ii. .75 
'■ Collared ii. 71 
" Day ii. 67 
" Eagle ii. 71 
" Eared, Great ii. 71 
" Earth ii. 71 
" Ermine ii. 69 
" Europ an. Little ii. 70 
" Gray, Great ii. 75 
" Hawk ii. 67 
" Horned, Eastern ii. 73 
" " Great ii. 72 
" Kalong ii. 74 
" Kirtland's ii. 76 
" Long-eared ii. 76 
" " American ii. 76 
" Long-tailed, Siber.an ii. 67 
" Marsh ii. 76 
" Milk ii. 74 
" Mottled ii. 73 
Western ii. 74 
" Oural ii. 75 
