INDKX. 



695 



Ne.vraarket, horse-races established at, 

 i. ■105 n. 



Npvvt, black water, its class, iv. 132 ; 

 Hilt inciiiisiimal)lc, il>. ; absurd remark 

 nil the, in the Philosophical Transac- 

 tions, ib. 



Newton, Sir Isaac, his discovery of the 

 law of gravitation, i. S, 4 n. 



Niagara, falls of, on tlie St Lawrence, 

 i 159, IfiO. 



lVictitatin£[^ mennbrsiie on the eyes of 

 birds, what it is, iii. 5. 



Niei)er, its course, i. 140. 



NiL'er, conjectures concerning; the, i. 

 151 and n. ; Park's determination <>f 

 its direction, 152 n- ; ;ts source and 

 direction, ib. ^ called the Joliba, ib. 



Night, an African, described, i. 455. 



Nig-htingale, song' of the, iii. '2\fi ; des- 

 cribed by Pliny, i:47 — 251 ; migrations 

 and habits, 2.51 ; its note in En/jland, 

 !^52 ; nest and eggs, ib. ; song in con- 

 finement, ib. ; Gesuer's anecdotes of 

 its power of talking, ib. — 251; how 

 tiikt-n, 263—266; and reared, 266— 

 269; Virginian, its note, 249 n. 



Nile, cause of its iiiund^UioMS, i. 150 n. 

 1.52 n. 154; source of tne, 152—154; 

 EriK-e's vi-it to it, and his nier ts, 153 

 II. ; length of the, U2 n. ; benetit of 

 its iniuidations, 154 — 157; rivers re- 

 ceived by, 156. 



Nose, its position and form, i. 319; 

 peculiar to man, ih. 



Nostrils, additional, of the fallow-deer, 

 ii. 84 n. ; their use, ib. 



Notes, i. .360. See Tones. 



Ni'tonecta, or water-fly, described, iv. 

 276. 



Nuinidia, bird of, iii. 130. See Pintado. 



Nurse-bees, distinguished, iv. 319 n. 



Nut-hatch tribe, characters ol the, iii. 

 185 n.; of t!ie European, ib. , its food, 

 ib. ; fimale and young, ib. 186 n. ; 

 manner of sleeping, 186 n. 



Nyl-ghau, a species of antelope, des- 

 cribed, ii. 516, 517 and n. ; liow far 

 diffused, 517 n. ; hiibits in captivity, 

 ib. and 518 ; manner of fiyhting, 518 ; 

 u liere indigenous, 519. 



O 



' akey.liole, a cavern, description of, 

 i. 49. 



Ocean, its extent, i. 151 ; divisions of, 

 ill. 162 ; estimate of its bulk, 162; its 

 uses, 162—164 ; parts of, claimed by 

 nations, 164; its bays, &:c. minutely 

 known, ib ; saltnessof the, 165; why 

 not putrefi.'d, 167, 168; attempts to 

 deprive sea water of its saltness, 167; 

 effects oftiie putrefaction of the, 168, 

 173; advantages of its saltness, 169; 

 freezes, 170; luminous appearance 

 <f its waves by night, 172; tides 

 of the, 173. (bte Tides) ; circulates 



round the globe, 178, 179 ; currents 

 of the, 179 (see Currents) ; its vari- 

 ous motions, 181; its effects im the 

 earth, 184 — 186; lands gained from 

 the, 187, 188; inundations of the, 1S9, 

 temporary depredations of the, ib. ,- 

 wonders in the bottom of the, 194 — 

 197 ; its waters at different deptlit 

 196. 



Ocotzimtzc.an, or Mexican pigeon, iii 

 217. 



Odour, not a true test of vvholesoine- 

 ness, i. a71 ; tnste of difit'rent nations 

 with respect to, 372 ; bovv varied by 

 distance, ib. ; by mixture of ingre. 

 dicnts, ib. ,- by disease, ib. 



Oliver, W. a viper catcher at Bath, 

 discovered salad oil to be a cure for 

 the viper's bite, iv. 172, 173. 



Ondatra, a kind of musk rat, described, 

 ii. 337. See Rat, musk. 



Onocratalus of I3risson, the pelicnn 

 genus, ill. 365 n. 



Ophiilium, a beautiful fish, described, 

 iii. 531. 



Opossum, animals of the, kind, their 

 relative posititin, ii. 447 — 450; their 

 pouch, 417 n. (see Pouched animals) ; 

 tile head, &c. described, 450—452 ; 

 their hag or pouch described, and 

 how the young accommodated in it, 

 4.52, -153; habits, -l.V?, 454; varieties, 

 454—457 and 450, 45 i n. ; the Virgin- 

 ian, 450 n. ; burrows, ib, ; habits, 451 

 II. ; odour, ib. ; Mexican, ib. ; short, 

 tailed, ib. 



Oran-outang, difTerent names of the, ii. 

 404 and n. ; its sizes, 405 ; a yoii/ig 

 pongo, 405 n. ; description of one 

 from the Hurkara neuspaper, ib. ; 

 Dr Abel's description ot ir, from 

 comniiinieations with Captain Corn- 

 foot, lb. ; its countenance, 406 n. ; 

 hands, 407 n. ; description of that seen 

 by Dr Tyson, 405 — 408; its resein. 

 blance to tne human figure, and essen- 

 tial diti'erence, 408 ; its hair, hands, 

 &c. ib. 409 ; dispositions, 409 ; that 

 seen by Edwards, described by liul. 

 foil, ib. 410; history by Abel of the 

 life and habits of that brought lioi.i 

 Javii to England, 410 — H4n. ; iiitt Hi. 

 gence of two belonging to L Bros e, 

 412—414 ; smaller tribe, 414 ; Le 

 Compte's account of it, ib. 415; the 

 gigantic species, 4i5; where lotind, 

 ib. ; the African, or pongo, described, 

 ib. ; go in companies, 416 ; size, 

 strength, &o. ib. ; Pere Caubasson's 

 account oforie that mimicked a preach- 

 er, 417 n. ; place of the, in tlie gra- 

 dation of nature, 417; helplessne.-s nf 

 the, lb. and 418 : goes on all-lours, 418. 



Orb, sea, the, described, iii. .523; tiio 

 shield, ih. n. , les er, .525. 



Orford, Earl of, improver of the bictd 

 of grey-hounds, ii. 200 n. 



8m3 



