506 



INDEX. 



moUusca, 263 ; of horse, 315 ; sym- 

 pathetic, 320. 



Nervous tissue, 9. 



Nettle-head, in hops, 71. 



Neural canal, 415. 



Neuroptera, 127, 254. 



Newt, the Common, 328 ; Great Crest- 

 ed, ib. 



" Nigger," the,. 130. 



Nightingale, the, 405. 



Nightjar, the, 387. 



Noctuse, 182, 486. 



Noctule, the, 478. 



Nomada, 156. 



Non-deciduate placenta, 431. 



Non-ruminants, 446. 



Notochord, 12, 277, 282. 



Notodontidie, 182. 



Nubian Cat, 466. 



Numida, 373 ; -wild forms of, 374. 



Nut Weevil, 141. 



Oak-apples, 172. 



Occidental horses, race of, 441. 



Octactinia, 29. 



Ocypus olens, 150. 



Odouata, 255, 259. 



Odontoid process, 288. 



Odoutophore of mollusc, 263. 



Odontornithes, 345. 



Odynents, 156. 



(Estridffi, 196, 211. 



(Estrusovis, 211,213. 



Oligochseta, 34, 80. 



Omasum, the, 449. 



Onager, the, 441. 



Onion Fly, 216, 489. 



Oniscidse, 98. 



Oniscus asellus, 98 



Operculum, of mollusc, 266 ; of fish, 



323 

 Ophidia, 332. 

 Opossums, 439. 



Optic vesicles, formation of, 416. 

 Orgyia antiqua, 180. 

 Oribata orbicularis, 116. 

 II lapidwria, 117. 

 OribatidiB, 106. 

 Oriental horses, race of, 441. 

 Ornithodelphia, 437. 

 Ornithomya avicularia, 231. 

 Omithorhynchus paradoxus, 437. 

 Orohippos, the, 441. 

 Orthoptera, 127, 250. 

 Oscinus frit, 222. 

 Osseous tissue, 8. 

 Otiorhynchvs fnscipes, 141, 491. 

 II picipes, 141, 486. 



Otiorhynchus sulcatus, 141, 491. 



Otter, the, 460, 462. 



Ova, of bird, 409 ; of mammal, 426. 



Ovaries, of insects, 96 : of mare, 309. 



Ovidse, 446, 454. 



Ovis, 454. 



Owls, 384; Bam, 385; Tawny, i5.; 



Long- and Short-eared, ib. 

 Oxen, 446, 456. 

 Oxyuris, 60, 484. 



11 cwrvula, 76. 



II mustigodes, 76. 



II vermiadaa-is, 76. 

 Oyster scales, 493. 



PalEeotherium, the, 442. 



Palisade-worms, 61. 



Pancreas, of horse, 301 ; development 



of, in fowl, 418. 

 Panniculus adiposus, 297. 

 PanorpidaB, 255. 

 Parafiiu emulsion, 493. 

 Paridae, 403. 

 Paris green, 491. 

 Partridge, the common, 368 ; French, 



369. 

 Partis ccendeus, 403. 



II major, 403. 

 Passer domesticus, 396. 

 II montanus, 396. 

 Passeriformes, 352, 389. 

 Patagium, of Bat, 476. 

 Pavo cristatus, 374. 



II muticics, 374. 



II nigripennis, 374. 

 Pea-fowl, the Indian, 374 ; the Javan, 



ib. 

 Pea-moth, the, 190. 

 Pea Weevil, 138, 486. 

 Pear-midge, 201. 

 Pear Sawfly, 167. 

 Pectoral arch, of horse, 291 : of bird, 



340. 

 Pediculidas, 236, 250. 

 Pegomyia betes, 219. 

 Pelvic arch, of horse, 294 ; of bird, 341. 

 Penis, of horse, 307 ; of pig, 446 ; of 



ram, 456 ; of bull, 458. 

 Pentastomidffi, 101, 118. 

 Penthina pruniana, 190. 

 Perching-birds, 389. 

 Perdix cinerea, 368. 

 Peregrine Falcon, 358, 

 Pericardium, 311. 

 Periplaneta americana, 89, 253. 

 Perissodactyla, 440. 

 Peritoneum, 302. 

 Peritrichse, 22. 



